Merge remote-tracking branch 'origin/asset-alarm-mgmt' into dao-refactoring-vs

+*.toDelete
 output/**
 output/**
 *.class
 *.class
 *~
 *~

-!bin/
+!bin/
+/bin/

@@ -37,6 +37,7 @@ import org.thingsboard.server.common.data.plugin.ComponentLifecycleEvent;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.common.transport.auth.DeviceAuthService;
 import org.thingsboard.server.common.transport.auth.DeviceAuthService;
 import org.thingsboard.server.controller.plugin.PluginWebSocketMsgEndpoint;
 import org.thingsboard.server.controller.plugin.PluginWebSocketMsgEndpoint;
+import org.thingsboard.server.dao.asset.AssetService;
 import org.thingsboard.server.dao.attributes.AttributesService;
 import org.thingsboard.server.dao.attributes.AttributesService;
 import org.thingsboard.server.dao.customer.CustomerService;
 import org.thingsboard.server.dao.customer.CustomerService;
 import org.thingsboard.server.dao.device.DeviceService;
 import org.thingsboard.server.dao.device.DeviceService;
@@ -81,6 +82,9 @@ public class ActorSystemContext {
     @Getter private DeviceService deviceService;
     @Getter private DeviceService deviceService;
 
 
     @Autowired
     @Autowired
+    @Getter private AssetService assetService;
+
+    @Autowired
     @Getter private TenantService tenantService;
     @Getter private TenantService tenantService;
 
 
     @Autowired
     @Autowired

@@ -51,13 +51,7 @@ import org.thingsboard.server.extensions.api.plugins.msg.ToDeviceRpcRequestBody;
 import org.thingsboard.server.extensions.api.plugins.msg.ToDeviceRpcRequestPluginMsg;
 import org.thingsboard.server.extensions.api.plugins.msg.ToDeviceRpcRequestPluginMsg;
 import org.thingsboard.server.extensions.api.plugins.msg.ToPluginRpcResponseDeviceMsg;
 import org.thingsboard.server.extensions.api.plugins.msg.ToPluginRpcResponseDeviceMsg;
 
 
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Optional;
-import java.util.Set;
-import java.util.UUID;
+import java.util.*;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeoutException;
 import java.util.concurrent.TimeoutException;
 import java.util.function.Consumer;
 import java.util.function.Consumer;
@@ -205,25 +199,21 @@ public class DeviceActorMessageProcessor extends AbstractContextAwareMsgProcesso
 
 
     void processAttributesUpdate(ActorContext context, DeviceAttributesEventNotificationMsg msg) {
     void processAttributesUpdate(ActorContext context, DeviceAttributesEventNotificationMsg msg) {
         refreshAttributes(msg);
         refreshAttributes(msg);
-        Set<AttributeKey> keys = msg.getDeletedKeys();
         if (attributeSubscriptions.size() > 0) {
         if (attributeSubscriptions.size() > 0) {
             ToDeviceMsg notification = null;
             ToDeviceMsg notification = null;
             if (msg.isDeleted()) {
             if (msg.isDeleted()) {
-                List<AttributeKey> sharedKeys = keys.stream()
+                List<AttributeKey> sharedKeys = msg.getDeletedKeys().stream()
                         .filter(key -> DataConstants.SHARED_SCOPE.equals(key.getScope()))
                         .filter(key -> DataConstants.SHARED_SCOPE.equals(key.getScope()))
                         .collect(Collectors.toList());
                         .collect(Collectors.toList());
                 notification = new AttributesUpdateNotification(BasicAttributeKVMsg.fromDeleted(sharedKeys));
                 notification = new AttributesUpdateNotification(BasicAttributeKVMsg.fromDeleted(sharedKeys));
             } else {
             } else {
-                List<AttributeKvEntry> attributes = keys.stream()
-                        .filter(key -> DataConstants.SHARED_SCOPE.equals(key.getScope()))
-                        .map(key -> deviceAttributes.getServerPublicAttribute(key.getAttributeKey()))
-                        .filter(Optional::isPresent)
-                        .map(Optional::get)
-                        .collect(Collectors.toList());
-                if (attributes.size() > 0) {
-                    notification = new AttributesUpdateNotification(BasicAttributeKVMsg.fromShared(attributes));
-                } else {
-                    logger.debug("[{}] No public server side attributes changed!", deviceId);
+                if (DataConstants.SHARED_SCOPE.equals(msg.getScope())) {
+                    List<AttributeKvEntry> attributes = new ArrayList<>(msg.getValues());
+                    if (attributes.size() > 0) {
+                        notification = new AttributesUpdateNotification(BasicAttributeKVMsg.fromShared(attributes));
+                    } else {
+                        logger.debug("[{}] No public server side attributes changed!", deviceId);
+                    }
                 }
                 }
             }
             }
             if (notification != null) {
             if (notification != null) {

@@ -24,17 +24,19 @@ import com.google.common.util.concurrent.FutureCallback;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.ListenableFuture;
 import lombok.extern.slf4j.Slf4j;
 import lombok.extern.slf4j.Slf4j;
-import org.thingsboard.server.common.data.DataConstants;
+import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.Device;
-import org.thingsboard.server.common.data.id.CustomerId;
-import org.thingsboard.server.common.data.id.DeviceId;
-import org.thingsboard.server.common.data.id.PluginId;
+import org.thingsboard.server.common.data.EntityType;
+import org.thingsboard.server.common.data.Tenant;
+import org.thingsboard.server.common.data.asset.Asset;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.kv.AttributeKey;
 import org.thingsboard.server.common.data.kv.AttributeKey;
 import org.thingsboard.server.common.data.kv.AttributeKvEntry;
 import org.thingsboard.server.common.data.kv.AttributeKvEntry;
 import org.thingsboard.server.common.data.kv.TsKvEntry;
 import org.thingsboard.server.common.data.kv.TsKvEntry;
 import org.thingsboard.server.common.data.kv.TsKvQuery;
 import org.thingsboard.server.common.data.kv.TsKvQuery;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.common.data.page.TextPageLink;
+import org.thingsboard.server.common.data.plugin.PluginMetaData;
+import org.thingsboard.server.common.data.rule.RuleMetaData;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.extensions.api.device.DeviceAttributesEventNotificationMsg;
 import org.thingsboard.server.extensions.api.device.DeviceAttributesEventNotificationMsg;
 import org.thingsboard.server.extensions.api.plugins.PluginApiCallSecurityContext;
 import org.thingsboard.server.extensions.api.plugins.PluginApiCallSecurityContext;
@@ -89,103 +91,107 @@ public final class PluginProcessingContext implements PluginContext {
     }
     }
 
 
     @Override
     @Override
-    public void saveAttributes(final TenantId tenantId, final DeviceId deviceId, final String scope, final List<AttributeKvEntry> attributes, final PluginCallback<Void> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ListenableFuture<List<ResultSet>> rsListFuture = pluginCtx.attributesService.save(deviceId, scope, attributes);
+    public void saveAttributes(final TenantId tenantId, final EntityId entityId, final String scope, final List<AttributeKvEntry> attributes, final PluginCallback<Void> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ListenableFuture<List<ResultSet>> rsListFuture = pluginCtx.attributesService.save(entityId, scope, attributes);
             Futures.addCallback(rsListFuture, getListCallback(callback, v -> {
             Futures.addCallback(rsListFuture, getListCallback(callback, v -> {
-                onDeviceAttributesChanged(tenantId, deviceId, scope, attributes);
+                if (entityId.getEntityType() == EntityType.DEVICE) {
+                    onDeviceAttributesChanged(tenantId, new DeviceId(entityId.getId()), scope, attributes);
+                }
                 return null;
                 return null;
             }), executor);
             }), executor);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void removeAttributes(final TenantId tenantId, final DeviceId deviceId, final String scope, final List<String> keys, final PluginCallback<Void> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ListenableFuture<List<ResultSet>> future = pluginCtx.attributesService.removeAll(deviceId, scope, keys);
+    public void removeAttributes(final TenantId tenantId, final EntityId entityId, final String scope, final List<String> keys, final PluginCallback<Void> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ListenableFuture<List<ResultSet>> future = pluginCtx.attributesService.removeAll(entityId, scope, keys);
             Futures.addCallback(future, getCallback(callback, v -> null), executor);
             Futures.addCallback(future, getCallback(callback, v -> null), executor);
-            onDeviceAttributesDeleted(tenantId, deviceId, keys.stream().map(key -> new AttributeKey(scope, key)).collect(Collectors.toSet()));
+            if (entityId.getEntityType() == EntityType.DEVICE) {
+                onDeviceAttributesDeleted(tenantId, new DeviceId(entityId.getId()), keys.stream().map(key -> new AttributeKey(scope, key)).collect(Collectors.toSet()));
+            }
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void loadAttribute(DeviceId deviceId, String attributeType, String attributeKey, final PluginCallback<Optional<AttributeKvEntry>> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ListenableFuture<Optional<AttributeKvEntry>> future = pluginCtx.attributesService.find(deviceId, attributeType, attributeKey);
+    public void loadAttribute(EntityId entityId, String attributeType, String attributeKey, final PluginCallback<Optional<AttributeKvEntry>> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ListenableFuture<Optional<AttributeKvEntry>> future = pluginCtx.attributesService.find(entityId, attributeType, attributeKey);
             Futures.addCallback(future, getCallback(callback, v -> v), executor);
             Futures.addCallback(future, getCallback(callback, v -> v), executor);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void loadAttributes(DeviceId deviceId, String attributeType, Collection<String> attributeKeys, final PluginCallback<List<AttributeKvEntry>> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ListenableFuture<List<AttributeKvEntry>> future = pluginCtx.attributesService.find(deviceId, attributeType, attributeKeys);
+    public void loadAttributes(EntityId entityId, String attributeType, Collection<String> attributeKeys, final PluginCallback<List<AttributeKvEntry>> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ListenableFuture<List<AttributeKvEntry>> future = pluginCtx.attributesService.find(entityId, attributeType, attributeKeys);
             Futures.addCallback(future, getCallback(callback, v -> v), executor);
             Futures.addCallback(future, getCallback(callback, v -> v), executor);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void loadAttributes(DeviceId deviceId, String attributeType, PluginCallback<List<AttributeKvEntry>> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ListenableFuture<List<AttributeKvEntry>> future = pluginCtx.attributesService.findAll(deviceId, attributeType);
+    public void loadAttributes(EntityId entityId, String attributeType, PluginCallback<List<AttributeKvEntry>> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ListenableFuture<List<AttributeKvEntry>> future = pluginCtx.attributesService.findAll(entityId, attributeType);
             Futures.addCallback(future, getCallback(callback, v -> v), executor);
             Futures.addCallback(future, getCallback(callback, v -> v), executor);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void loadAttributes(final DeviceId deviceId, final Collection<String> attributeTypes, final PluginCallback<List<AttributeKvEntry>> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
+    public void loadAttributes(final EntityId entityId, final Collection<String> attributeTypes, final PluginCallback<List<AttributeKvEntry>> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
             List<ListenableFuture<List<AttributeKvEntry>>> futures = new ArrayList<>();
             List<ListenableFuture<List<AttributeKvEntry>>> futures = new ArrayList<>();
-            attributeTypes.forEach(attributeType -> futures.add(pluginCtx.attributesService.findAll(deviceId, attributeType)));
+            attributeTypes.forEach(attributeType -> futures.add(pluginCtx.attributesService.findAll(entityId, attributeType)));
             convertFuturesAndAddCallback(callback, futures);
             convertFuturesAndAddCallback(callback, futures);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void loadAttributes(final DeviceId deviceId, final Collection<String> attributeTypes, final Collection<String> attributeKeys, final PluginCallback<List<AttributeKvEntry>> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
+    public void loadAttributes(final EntityId entityId, final Collection<String> attributeTypes, final Collection<String> attributeKeys, final PluginCallback<List<AttributeKvEntry>> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
             List<ListenableFuture<List<AttributeKvEntry>>> futures = new ArrayList<>();
             List<ListenableFuture<List<AttributeKvEntry>>> futures = new ArrayList<>();
-            attributeTypes.forEach(attributeType -> futures.add(pluginCtx.attributesService.find(deviceId, attributeType, attributeKeys)));
+            attributeTypes.forEach(attributeType -> futures.add(pluginCtx.attributesService.find(entityId, attributeType, attributeKeys)));
             convertFuturesAndAddCallback(callback, futures);
             convertFuturesAndAddCallback(callback, futures);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void saveTsData(final DeviceId deviceId, final TsKvEntry entry, final PluginCallback<Void> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ListenableFuture<List<ResultSet>> rsListFuture = pluginCtx.tsService.save(DataConstants.DEVICE, deviceId, entry);
+    public void saveTsData(final EntityId entityId, final TsKvEntry entry, final PluginCallback<Void> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ListenableFuture<List<ResultSet>> rsListFuture = pluginCtx.tsService.save(entityId, entry);
             Futures.addCallback(rsListFuture, getListCallback(callback, v -> null), executor);
             Futures.addCallback(rsListFuture, getListCallback(callback, v -> null), executor);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void saveTsData(final DeviceId deviceId, final List<TsKvEntry> entries, final PluginCallback<Void> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ListenableFuture<List<ResultSet>> rsListFuture = pluginCtx.tsService.save(DataConstants.DEVICE, deviceId, entries);
+    public void saveTsData(final EntityId entityId, final List<TsKvEntry> entries, final PluginCallback<Void> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ListenableFuture<List<ResultSet>> rsListFuture = pluginCtx.tsService.save(entityId, entries);
             Futures.addCallback(rsListFuture, getListCallback(callback, v -> null), executor);
             Futures.addCallback(rsListFuture, getListCallback(callback, v -> null), executor);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void loadTimeseries(final DeviceId deviceId, final List<TsKvQuery> queries, final PluginCallback<List<TsKvEntry>> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ListenableFuture<List<TsKvEntry>> future = pluginCtx.tsService.findAll(DataConstants.DEVICE, deviceId, queries);
+    public void loadTimeseries(final EntityId entityId, final List<TsKvQuery> queries, final PluginCallback<List<TsKvEntry>> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ListenableFuture<List<TsKvEntry>> future = pluginCtx.tsService.findAll(entityId, queries);
             Futures.addCallback(future, getCallback(callback, v -> v), executor);
             Futures.addCallback(future, getCallback(callback, v -> v), executor);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void loadLatestTimeseries(final DeviceId deviceId, final PluginCallback<List<TsKvEntry>> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ResultSetFuture future = pluginCtx.tsService.findAllLatest(DataConstants.DEVICE, deviceId);
+    public void loadLatestTimeseries(final EntityId entityId, final PluginCallback<List<TsKvEntry>> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ResultSetFuture future = pluginCtx.tsService.findAllLatest(entityId);
             Futures.addCallback(future, getCallback(callback, pluginCtx.tsService::convertResultSetToTsKvEntryList), executor);
             Futures.addCallback(future, getCallback(callback, pluginCtx.tsService::convertResultSetToTsKvEntryList), executor);
         }));
         }));
     }
     }
 
 
     @Override
     @Override
-    public void loadLatestTimeseries(final DeviceId deviceId, final Collection<String> keys, final PluginCallback<List<TsKvEntry>> callback) {
-        validate(deviceId, new ValidationCallback(callback, ctx -> {
-            ListenableFuture<List<ResultSet>> rsListFuture = pluginCtx.tsService.findLatest(DataConstants.DEVICE, deviceId, keys);
+    public void loadLatestTimeseries(final EntityId entityId, final Collection<String> keys, final PluginCallback<List<TsKvEntry>> callback) {
+        validate(entityId, new ValidationCallback(callback, ctx -> {
+            ListenableFuture<List<ResultSet>> rsListFuture = pluginCtx.tsService.findLatest(entityId, keys);
             Futures.addCallback(rsListFuture, getListCallback(callback, rsList ->
             Futures.addCallback(rsListFuture, getListCallback(callback, rsList ->
             {
             {
                 List<TsKvEntry> result = new ArrayList<>();
                 List<TsKvEntry> result = new ArrayList<>();
@@ -268,24 +274,101 @@ public final class PluginProcessingContext implements PluginContext {
         validate(deviceId, new ValidationCallback(callback, ctx -> callback.onSuccess(ctx, null)));
         validate(deviceId, new ValidationCallback(callback, ctx -> callback.onSuccess(ctx, null)));
     }
     }
 
 
-    private void validate(DeviceId deviceId, ValidationCallback callback) {
+    private void validate(EntityId entityId, ValidationCallback callback) {
         if (securityCtx.isPresent()) {
         if (securityCtx.isPresent()) {
             final PluginApiCallSecurityContext ctx = securityCtx.get();
             final PluginApiCallSecurityContext ctx = securityCtx.get();
-            if (ctx.isTenantAdmin() || ctx.isCustomerUser()) {
-                ListenableFuture<Device> deviceFuture = pluginCtx.deviceService.findDeviceByIdAsync(deviceId);
-                Futures.addCallback(deviceFuture, getCallback(callback, device -> {
-                    if (device == null) {
-                        return Boolean.FALSE;
-                    } else {
-                        if (!device.getTenantId().equals(ctx.getTenantId())) {
-                            return Boolean.FALSE;
-                        } else if (ctx.isCustomerUser() && !device.getCustomerId().equals(ctx.getCustomerId())) {
-                            return Boolean.FALSE;
+            if (ctx.isTenantAdmin() || ctx.isCustomerUser() || ctx.isSystemAdmin()) {
+                switch (entityId.getEntityType()) {
+                    case DEVICE:
+                        if (ctx.isSystemAdmin()) {
+                            callback.onSuccess(this, Boolean.FALSE);
                         } else {
                         } else {
-                            return Boolean.TRUE;
+                            ListenableFuture<Device> deviceFuture = pluginCtx.deviceService.findDeviceByIdAsync(new DeviceId(entityId.getId()));
+                            Futures.addCallback(deviceFuture, getCallback(callback, device -> {
+                                if (device == null) {
+                                    return Boolean.FALSE;
+                                } else {
+                                    if (!device.getTenantId().equals(ctx.getTenantId())) {
+                                        return Boolean.FALSE;
+                                    } else if (ctx.isCustomerUser() && !device.getCustomerId().equals(ctx.getCustomerId())) {
+                                        return Boolean.FALSE;
+                                    } else {
+                                        return Boolean.TRUE;
+                                    }
+                                }
+                            }));
                         }
                         }
-                    }
-                }));
+                        return;
+                    case ASSET:
+                        if (ctx.isSystemAdmin()) {
+                            callback.onSuccess(this, Boolean.FALSE);
+                        } else {
+                            ListenableFuture<Asset> assetFuture = pluginCtx.assetService.findAssetByIdAsync(new AssetId(entityId.getId()));
+                            Futures.addCallback(assetFuture, getCallback(callback, asset -> {
+                                if (asset == null) {
+                                    return Boolean.FALSE;
+                                } else {
+                                    if (!asset.getTenantId().equals(ctx.getTenantId())) {
+                                        return Boolean.FALSE;
+                                    } else if (ctx.isCustomerUser() && !asset.getCustomerId().equals(ctx.getCustomerId())) {
+                                        return Boolean.FALSE;
+                                    } else {
+                                        return Boolean.TRUE;
+                                    }
+                                }
+                            }));
+                        }
+                        return;
+                    case RULE:
+                        if (ctx.isCustomerUser()) {
+                            callback.onSuccess(this, Boolean.FALSE);
+                        } else {
+                            ListenableFuture<RuleMetaData> ruleFuture = pluginCtx.ruleService.findRuleByIdAsync(new RuleId(entityId.getId()));
+                            Futures.addCallback(ruleFuture, getCallback(callback, rule -> rule != null && rule.getTenantId().equals(ctx.getTenantId())));
+                        }
+                        return;
+                    case PLUGIN:
+                        if (ctx.isCustomerUser()) {
+                            callback.onSuccess(this, Boolean.FALSE);
+                        } else {
+                            ListenableFuture<PluginMetaData> pluginFuture = pluginCtx.pluginService.findPluginByIdAsync(new PluginId(entityId.getId()));
+                            Futures.addCallback(pluginFuture, getCallback(callback, plugin -> plugin != null && plugin.getTenantId().equals(ctx.getTenantId())));
+                        }
+                        return;
+                    case CUSTOMER:
+                        if (ctx.isSystemAdmin()) {
+                            callback.onSuccess(this, Boolean.FALSE);
+                        } else {
+                            ListenableFuture<Customer> customerFuture = pluginCtx.customerService.findCustomerByIdAsync(new CustomerId(entityId.getId()));
+                            Futures.addCallback(customerFuture, getCallback(callback, customer -> {
+                                if (customer == null) {
+                                    return Boolean.FALSE;
+                                } else {
+                                    if (!customer.getTenantId().equals(ctx.getTenantId())) {
+                                        return Boolean.FALSE;
+                                    } else if (ctx.isCustomerUser() && !customer.getId().equals(ctx.getCustomerId())) {
+                                        return Boolean.FALSE;
+                                    } else {
+                                        return Boolean.TRUE;
+                                    }
+                                }
+                            }));
+                        }
+                        return;
+                    case TENANT:
+                        if (ctx.isCustomerUser()) {
+                            callback.onSuccess(this, Boolean.FALSE);
+                        } else if (ctx.isSystemAdmin()) {
+                            callback.onSuccess(this, Boolean.TRUE);
+                        } else {
+                            ListenableFuture<Tenant> tenantFuture = pluginCtx.tenantService.findTenantByIdAsync(new TenantId(entityId.getId()));
+                            Futures.addCallback(tenantFuture, getCallback(callback, tenant -> tenant != null && tenant.getId().equals(ctx.getTenantId())));
+                        }
+                        return;
+                    default:
+                        //TODO: add support of other entities
+                        throw new IllegalStateException("Not Implemented!");
+                }
             } else {
             } else {
                 callback.onSuccess(this, Boolean.FALSE);
                 callback.onSuccess(this, Boolean.FALSE);
             }
             }
@@ -295,8 +378,8 @@ public final class PluginProcessingContext implements PluginContext {
     }
     }
 
 
     @Override
     @Override
-    public Optional<ServerAddress> resolve(DeviceId deviceId) {
-        return pluginCtx.routingService.resolve(deviceId);
+    public Optional<ServerAddress> resolve(EntityId entityId) {
+        return pluginCtx.routingService.resolveById(entityId);
     }
     }
 
 
     @Override
     @Override

@@ -25,8 +25,13 @@ import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.controller.plugin.PluginWebSocketMsgEndpoint;
 import org.thingsboard.server.controller.plugin.PluginWebSocketMsgEndpoint;
 import org.thingsboard.server.common.data.id.PluginId;
 import org.thingsboard.server.common.data.id.PluginId;
+import org.thingsboard.server.dao.asset.AssetService;
 import org.thingsboard.server.dao.attributes.AttributesService;
 import org.thingsboard.server.dao.attributes.AttributesService;
+import org.thingsboard.server.dao.customer.CustomerService;
 import org.thingsboard.server.dao.device.DeviceService;
 import org.thingsboard.server.dao.device.DeviceService;
+import org.thingsboard.server.dao.plugin.PluginService;
+import org.thingsboard.server.dao.rule.RuleService;
+import org.thingsboard.server.dao.tenant.TenantService;
 import org.thingsboard.server.dao.timeseries.TimeseriesService;
 import org.thingsboard.server.dao.timeseries.TimeseriesService;
 import org.thingsboard.server.extensions.api.device.DeviceAttributesEventNotificationMsg;
 import org.thingsboard.server.extensions.api.device.DeviceAttributesEventNotificationMsg;
 import org.thingsboard.server.extensions.api.plugins.msg.TimeoutMsg;
 import org.thingsboard.server.extensions.api.plugins.msg.TimeoutMsg;
@@ -46,7 +51,12 @@ public final class SharedPluginProcessingContext {
     final ActorRef currentActor;
     final ActorRef currentActor;
     final ActorSystemContext systemContext;
     final ActorSystemContext systemContext;
     final PluginWebSocketMsgEndpoint msgEndpoint;
     final PluginWebSocketMsgEndpoint msgEndpoint;
+    final AssetService assetService;
     final DeviceService deviceService;
     final DeviceService deviceService;
+    final RuleService ruleService;
+    final PluginService pluginService;
+    final CustomerService customerService;
+    final TenantService tenantService;
     final TimeseriesService tsService;
     final TimeseriesService tsService;
     final AttributesService attributesService;
     final AttributesService attributesService;
     final ClusterRpcService rpcService;
     final ClusterRpcService rpcService;
@@ -65,9 +75,14 @@ public final class SharedPluginProcessingContext {
         this.msgEndpoint = sysContext.getWsMsgEndpoint();
         this.msgEndpoint = sysContext.getWsMsgEndpoint();
         this.tsService = sysContext.getTsService();
         this.tsService = sysContext.getTsService();
         this.attributesService = sysContext.getAttributesService();
         this.attributesService = sysContext.getAttributesService();
+        this.assetService = sysContext.getAssetService();
         this.deviceService = sysContext.getDeviceService();
         this.deviceService = sysContext.getDeviceService();
         this.rpcService = sysContext.getRpcService();
         this.rpcService = sysContext.getRpcService();
         this.routingService = sysContext.getRoutingService();
         this.routingService = sysContext.getRoutingService();
+        this.ruleService = sysContext.getRuleService();
+        this.pluginService = sysContext.getPluginService();
+        this.customerService = sysContext.getCustomerService();
+        this.tenantService = sysContext.getTenantService();
     }
     }
 
 
     public PluginId getPluginId() {
     public PluginId getPluginId() {
@@ -89,7 +104,7 @@ public final class SharedPluginProcessingContext {
     }
     }
 
 
     private <T> void forward(DeviceId deviceId, T msg, BiConsumer<ServerAddress, T> rpcFunction) {
     private <T> void forward(DeviceId deviceId, T msg, BiConsumer<ServerAddress, T> rpcFunction) {
-        Optional<ServerAddress> instance = routingService.resolve(deviceId);
+        Optional<ServerAddress> instance = routingService.resolveById(deviceId);
         if (instance.isPresent()) {
         if (instance.isPresent()) {
             log.trace("[{}] Forwarding msg {} to remote device actor!", pluginId, msg);
             log.trace("[{}] Forwarding msg {} to remote device actor!", pluginId, msg);
             rpcFunction.accept(instance.get(), msg);
             rpcFunction.accept(instance.get(), msg);

@@ -38,7 +38,7 @@ public class ValidationCallback implements PluginCallback<Boolean> {
         if (value) {
         if (value) {
             action.accept(ctx);
             action.accept(ctx);
         } else {
         } else {
-            onFailure(ctx, new UnauthorizedException());
+            onFailure(ctx, new UnauthorizedException("Permission denied."));
         }
         }
     }
     }
 
 

@@ -230,7 +230,7 @@ public class DefaultActorService implements ActorService {
     @Override
     @Override
     public void onCredentialsUpdate(TenantId tenantId, DeviceId deviceId) {
     public void onCredentialsUpdate(TenantId tenantId, DeviceId deviceId) {
         DeviceCredentialsUpdateNotificationMsg msg = new DeviceCredentialsUpdateNotificationMsg(tenantId, deviceId);
         DeviceCredentialsUpdateNotificationMsg msg = new DeviceCredentialsUpdateNotificationMsg(tenantId, deviceId);
-        Optional<ServerAddress> address = actorContext.getRoutingService().resolve(deviceId);
+        Optional<ServerAddress> address = actorContext.getRoutingService().resolveById(deviceId);
         if (address.isPresent()) {
         if (address.isPresent()) {
             rpcService.tell(address.get(), msg);
             rpcService.tell(address.get(), msg);
         } else {
         } else {

@@ -116,7 +116,7 @@ class ASyncMsgProcessor extends AbstractSessionActorMsgProcessor {
     @Override
     @Override
     public void processClusterEvent(ActorContext context, ClusterEventMsg msg) {
     public void processClusterEvent(ActorContext context, ClusterEventMsg msg) {
         if (pendingMap.size() > 0 || subscribedToAttributeUpdates || subscribedToRpcCommands) {
         if (pendingMap.size() > 0 || subscribedToAttributeUpdates || subscribedToRpcCommands) {
-            Optional<ServerAddress> newTargetServer = systemContext.getRoutingService().resolve(getDeviceId());
+            Optional<ServerAddress> newTargetServer = systemContext.getRoutingService().resolveById(getDeviceId());
             if (!newTargetServer.equals(currentTargetServer)) {
             if (!newTargetServer.equals(currentTargetServer)) {
                 firstMsg = true;
                 firstMsg = true;
                 currentTargetServer = newTargetServer;
                 currentTargetServer = newTargetServer;

@@ -81,13 +81,13 @@ abstract class AbstractSessionActorMsgProcessor extends AbstractContextAwareMsgP
     }
     }
 
 
     protected Optional<ServerAddress> forwardToAppActor(ActorContext ctx, ToDeviceActorMsg toForward) {
     protected Optional<ServerAddress> forwardToAppActor(ActorContext ctx, ToDeviceActorMsg toForward) {
-        Optional<ServerAddress> address = systemContext.getRoutingService().resolve(toForward.getDeviceId());
+        Optional<ServerAddress> address = systemContext.getRoutingService().resolveById(toForward.getDeviceId());
         forwardToAppActor(ctx, toForward, address);
         forwardToAppActor(ctx, toForward, address);
         return address;
         return address;
     }
     }
 
 
     protected Optional<ServerAddress> forwardToAppActorIfAdressChanged(ActorContext ctx, ToDeviceActorMsg toForward, Optional<ServerAddress> oldAddress) {
     protected Optional<ServerAddress> forwardToAppActorIfAdressChanged(ActorContext ctx, ToDeviceActorMsg toForward, Optional<ServerAddress> oldAddress) {
-        Optional<ServerAddress> newAddress = systemContext.getRoutingService().resolve(toForward.getDeviceId());
+        Optional<ServerAddress> newAddress = systemContext.getRoutingService().resolveById(toForward.getDeviceId());
         if (!newAddress.equals(oldAddress)) {
         if (!newAddress.equals(oldAddress)) {
             if (newAddress.isPresent()) {
             if (newAddress.isPresent()) {
                 systemContext.getRpcService().tell(newAddress.get(),
                 systemContext.getRpcService().tell(newAddress.get(),

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.config;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.cors.CorsConfiguration;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Created by yyh on 2017/5/2.
+ * CORS configuration
+ */
+@Configuration
+@ConfigurationProperties(prefix = "spring.mvc.cors")
+public class MvcCorsProperties {
+
+    private Map<String, CorsConfiguration> mappings = new HashMap<>();
+
+    public MvcCorsProperties() {
+    }
+
+    public Map<String, CorsConfiguration> getMappings() {
+        return mappings;
+    }
+
+    public void setMappings(Map<String, CorsConfiguration> mappings) {
+        this.mappings = mappings;
+    }
+}

@@ -18,7 +18,9 @@ package org.thingsboard.server.config;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.security.SecurityProperties;
 import org.springframework.boot.autoconfigure.security.SecurityProperties;
+import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.core.annotation.Order;
 import org.springframework.core.annotation.Order;
@@ -34,11 +36,15 @@ import org.springframework.security.web.authentication.AuthenticationFailureHand
 import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
 import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
 import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
 import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
 import org.springframework.security.web.util.matcher.AntPathRequestMatcher;
 import org.springframework.security.web.util.matcher.AntPathRequestMatcher;
+import org.springframework.web.cors.CorsUtils;
+import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
+import org.springframework.web.filter.CorsFilter;
 import org.thingsboard.server.exception.ThingsboardErrorResponseHandler;
 import org.thingsboard.server.exception.ThingsboardErrorResponseHandler;
 import org.thingsboard.server.service.security.auth.rest.RestAuthenticationProvider;
 import org.thingsboard.server.service.security.auth.rest.RestAuthenticationProvider;
 import org.thingsboard.server.service.security.auth.rest.RestLoginProcessingFilter;
 import org.thingsboard.server.service.security.auth.rest.RestLoginProcessingFilter;
 import org.thingsboard.server.service.security.auth.jwt.*;
 import org.thingsboard.server.service.security.auth.jwt.*;
 import org.thingsboard.server.service.security.auth.jwt.extractor.TokenExtractor;
 import org.thingsboard.server.service.security.auth.jwt.extractor.TokenExtractor;
+import org.thingsboard.server.service.security.auth.rest.RestPublicLoginProcessingFilter;
 
 
 import java.util.ArrayList;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Arrays;
@@ -56,6 +62,7 @@ public class ThingsboardSecurityConfiguration extends WebSecurityConfigurerAdapt
     public static final String WEBJARS_ENTRY_POINT = "/webjars/**";
     public static final String WEBJARS_ENTRY_POINT = "/webjars/**";
     public static final String DEVICE_API_ENTRY_POINT = "/api/v1/**";
     public static final String DEVICE_API_ENTRY_POINT = "/api/v1/**";
     public static final String FORM_BASED_LOGIN_ENTRY_POINT = "/api/auth/login";
     public static final String FORM_BASED_LOGIN_ENTRY_POINT = "/api/auth/login";
+    public static final String PUBLIC_LOGIN_ENTRY_POINT = "/api/auth/login/public";
     public static final String TOKEN_REFRESH_ENTRY_POINT = "/api/auth/token";
     public static final String TOKEN_REFRESH_ENTRY_POINT = "/api/auth/token";
     public static final String[] NON_TOKEN_BASED_AUTH_ENTRY_POINTS = new String[] {"/index.html", "/static/**", "/api/noauth/**", "/webjars/**"};
     public static final String[] NON_TOKEN_BASED_AUTH_ENTRY_POINTS = new String[] {"/index.html", "/static/**", "/api/noauth/**", "/webjars/**"};
     public static final String TOKEN_BASED_AUTH_ENTRY_POINT = "/api/**";
     public static final String TOKEN_BASED_AUTH_ENTRY_POINT = "/api/**";
@@ -88,9 +95,17 @@ public class ThingsboardSecurityConfiguration extends WebSecurityConfigurerAdapt
     }
     }
 
 
     @Bean
     @Bean
+    protected RestPublicLoginProcessingFilter buildRestPublicLoginProcessingFilter() throws Exception {
+        RestPublicLoginProcessingFilter filter = new RestPublicLoginProcessingFilter(PUBLIC_LOGIN_ENTRY_POINT, successHandler, failureHandler, objectMapper);
+        filter.setAuthenticationManager(this.authenticationManager);
+        return filter;
+    }
+
+    @Bean
     protected JwtTokenAuthenticationProcessingFilter buildJwtTokenAuthenticationProcessingFilter() throws Exception {
     protected JwtTokenAuthenticationProcessingFilter buildJwtTokenAuthenticationProcessingFilter() throws Exception {
         List<String> pathsToSkip = new ArrayList(Arrays.asList(NON_TOKEN_BASED_AUTH_ENTRY_POINTS));
         List<String> pathsToSkip = new ArrayList(Arrays.asList(NON_TOKEN_BASED_AUTH_ENTRY_POINTS));
-        pathsToSkip.addAll(Arrays.asList(WS_TOKEN_BASED_AUTH_ENTRY_POINT, TOKEN_REFRESH_ENTRY_POINT, FORM_BASED_LOGIN_ENTRY_POINT, DEVICE_API_ENTRY_POINT, WEBJARS_ENTRY_POINT));
+        pathsToSkip.addAll(Arrays.asList(WS_TOKEN_BASED_AUTH_ENTRY_POINT, TOKEN_REFRESH_ENTRY_POINT, FORM_BASED_LOGIN_ENTRY_POINT,
+                PUBLIC_LOGIN_ENTRY_POINT, DEVICE_API_ENTRY_POINT, WEBJARS_ENTRY_POINT));
         SkipPathRequestMatcher matcher = new SkipPathRequestMatcher(pathsToSkip, TOKEN_BASED_AUTH_ENTRY_POINT);
         SkipPathRequestMatcher matcher = new SkipPathRequestMatcher(pathsToSkip, TOKEN_BASED_AUTH_ENTRY_POINT);
         JwtTokenAuthenticationProcessingFilter filter
         JwtTokenAuthenticationProcessingFilter filter
                 = new JwtTokenAuthenticationProcessingFilter(failureHandler, jwtHeaderTokenExtractor, matcher);
                 = new JwtTokenAuthenticationProcessingFilter(failureHandler, jwtHeaderTokenExtractor, matcher);
@@ -136,6 +151,8 @@ public class ThingsboardSecurityConfiguration extends WebSecurityConfigurerAdapt
     protected void configure(HttpSecurity http) throws Exception {
     protected void configure(HttpSecurity http) throws Exception {
         http.headers().cacheControl().disable().frameOptions().disable()
         http.headers().cacheControl().disable().frameOptions().disable()
                 .and()
                 .and()
+                .cors()
+                .and()
                 .csrf().disable()
                 .csrf().disable()
                 .exceptionHandling()
                 .exceptionHandling()
                 .and()
                 .and()
@@ -146,6 +163,7 @@ public class ThingsboardSecurityConfiguration extends WebSecurityConfigurerAdapt
                 .antMatchers(WEBJARS_ENTRY_POINT).permitAll() // Webjars
                 .antMatchers(WEBJARS_ENTRY_POINT).permitAll() // Webjars
                 .antMatchers(DEVICE_API_ENTRY_POINT).permitAll() // Device HTTP Transport API
                 .antMatchers(DEVICE_API_ENTRY_POINT).permitAll() // Device HTTP Transport API
                 .antMatchers(FORM_BASED_LOGIN_ENTRY_POINT).permitAll() // Login end-point
                 .antMatchers(FORM_BASED_LOGIN_ENTRY_POINT).permitAll() // Login end-point
+                .antMatchers(PUBLIC_LOGIN_ENTRY_POINT).permitAll() // Public login end-point
                 .antMatchers(TOKEN_REFRESH_ENTRY_POINT).permitAll() // Token refresh end-point
                 .antMatchers(TOKEN_REFRESH_ENTRY_POINT).permitAll() // Token refresh end-point
                 .antMatchers(NON_TOKEN_BASED_AUTH_ENTRY_POINTS).permitAll() // static resources, user activation and password reset end-points
                 .antMatchers(NON_TOKEN_BASED_AUTH_ENTRY_POINTS).permitAll() // static resources, user activation and password reset end-points
                 .and()
                 .and()
@@ -156,8 +174,22 @@ public class ThingsboardSecurityConfiguration extends WebSecurityConfigurerAdapt
                 .exceptionHandling().accessDeniedHandler(restAccessDeniedHandler)
                 .exceptionHandling().accessDeniedHandler(restAccessDeniedHandler)
                 .and()
                 .and()
                 .addFilterBefore(buildRestLoginProcessingFilter(), UsernamePasswordAuthenticationFilter.class)
                 .addFilterBefore(buildRestLoginProcessingFilter(), UsernamePasswordAuthenticationFilter.class)
+                .addFilterBefore(buildRestPublicLoginProcessingFilter(), UsernamePasswordAuthenticationFilter.class)
                 .addFilterBefore(buildJwtTokenAuthenticationProcessingFilter(), UsernamePasswordAuthenticationFilter.class)
                 .addFilterBefore(buildJwtTokenAuthenticationProcessingFilter(), UsernamePasswordAuthenticationFilter.class)
                 .addFilterBefore(buildRefreshTokenProcessingFilter(), UsernamePasswordAuthenticationFilter.class)
                 .addFilterBefore(buildRefreshTokenProcessingFilter(), UsernamePasswordAuthenticationFilter.class)
                 .addFilterBefore(buildWsJwtTokenAuthenticationProcessingFilter(), UsernamePasswordAuthenticationFilter.class);
                 .addFilterBefore(buildWsJwtTokenAuthenticationProcessingFilter(), UsernamePasswordAuthenticationFilter.class);
     }
     }
+
+
+    @Bean
+    @ConditionalOnMissingBean(CorsFilter.class)
+    public CorsFilter corsFilter(@Autowired MvcCorsProperties mvcCorsProperties) {
+        if (mvcCorsProperties.getMappings().size() == 0) {
+            return new CorsFilter(new UrlBasedCorsConfigurationSource());
+        } else {
+            UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
+            source.setCorsConfigurations(mvcCorsProperties.getMappings());
+            return new CorsFilter(source);
+        }
+    }
 }
 }

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.controller;
+
+import com.google.common.util.concurrent.ListenableFuture;
+import org.springframework.http.HttpStatus;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.*;
+import org.thingsboard.server.common.data.Customer;
+import org.thingsboard.server.common.data.asset.Asset;
+import org.thingsboard.server.common.data.id.AssetId;
+import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.common.data.page.TextPageData;
+import org.thingsboard.server.common.data.page.TextPageLink;
+import org.thingsboard.server.dao.asset.AssetSearchQuery;
+import org.thingsboard.server.dao.exception.IncorrectParameterException;
+import org.thingsboard.server.dao.model.ModelConstants;
+import org.thingsboard.server.exception.ThingsboardException;
+import org.thingsboard.server.service.security.model.SecurityUser;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@RestController
+@RequestMapping("/api")
+public class AssetController extends BaseController {
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/asset/{assetId}", method = RequestMethod.GET)
+    @ResponseBody
+    public Asset getAssetById(@PathVariable("assetId") String strAssetId) throws ThingsboardException {
+        checkParameter("assetId", strAssetId);
+        try {
+            AssetId assetId = new AssetId(toUUID(strAssetId));
+            return checkAssetId(assetId);
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/asset", method = RequestMethod.POST)
+    @ResponseBody
+    public Asset saveAsset(@RequestBody Asset asset) throws ThingsboardException {
+        try {
+            asset.setTenantId(getCurrentUser().getTenantId());
+            return checkNotNull(assetService.saveAsset(asset));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/asset/{assetId}", method = RequestMethod.DELETE)
+    @ResponseStatus(value = HttpStatus.OK)
+    public void deleteAsset(@PathVariable("assetId") String strAssetId) throws ThingsboardException {
+        checkParameter("assetId", strAssetId);
+        try {
+            AssetId assetId = new AssetId(toUUID(strAssetId));
+            checkAssetId(assetId);
+            assetService.deleteAsset(assetId);
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/customer/{customerId}/asset/{assetId}", method = RequestMethod.POST)
+    @ResponseBody
+    public Asset assignAssetToCustomer(@PathVariable("customerId") String strCustomerId,
+                                       @PathVariable("assetId") String strAssetId) throws ThingsboardException {
+        checkParameter("customerId", strCustomerId);
+        checkParameter("assetId", strAssetId);
+        try {
+            CustomerId customerId = new CustomerId(toUUID(strCustomerId));
+            checkCustomerId(customerId);
+
+            AssetId assetId = new AssetId(toUUID(strAssetId));
+            checkAssetId(assetId);
+
+            return checkNotNull(assetService.assignAssetToCustomer(assetId, customerId));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/customer/asset/{assetId}", method = RequestMethod.DELETE)
+    @ResponseBody
+    public Asset unassignAssetFromCustomer(@PathVariable("assetId") String strAssetId) throws ThingsboardException {
+        checkParameter("assetId", strAssetId);
+        try {
+            AssetId assetId = new AssetId(toUUID(strAssetId));
+            Asset asset = checkAssetId(assetId);
+            if (asset.getCustomerId() == null || asset.getCustomerId().getId().equals(ModelConstants.NULL_UUID)) {
+                throw new IncorrectParameterException("Asset isn't assigned to any customer!");
+            }
+            return checkNotNull(assetService.unassignAssetFromCustomer(assetId));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/customer/public/asset/{assetId}", method = RequestMethod.POST)
+    @ResponseBody
+    public Asset assignAssetToPublicCustomer(@PathVariable("assetId") String strAssetId) throws ThingsboardException {
+        checkParameter("assetId", strAssetId);
+        try {
+            AssetId assetId = new AssetId(toUUID(strAssetId));
+            Asset asset = checkAssetId(assetId);
+            Customer publicCustomer = customerService.findOrCreatePublicCustomer(asset.getTenantId());
+            return checkNotNull(assetService.assignAssetToCustomer(assetId, publicCustomer.getId()));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/tenant/assets", params = {"limit"}, method = RequestMethod.GET)
+    @ResponseBody
+    public TextPageData<Asset> getTenantAssets(
+            @RequestParam int limit,
+            @RequestParam(required = false) String textSearch,
+            @RequestParam(required = false) String idOffset,
+            @RequestParam(required = false) String textOffset) throws ThingsboardException {
+        try {
+            TenantId tenantId = getCurrentUser().getTenantId();
+            TextPageLink pageLink = createPageLink(limit, textSearch, idOffset, textOffset);
+            return checkNotNull(assetService.findAssetsByTenantId(tenantId, pageLink));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/tenant/assets", params = {"assetName"}, method = RequestMethod.GET)
+    @ResponseBody
+    public Asset getTenantAsset(
+            @RequestParam String assetName) throws ThingsboardException {
+        try {
+            TenantId tenantId = getCurrentUser().getTenantId();
+            return checkNotNull(assetService.findAssetByTenantIdAndName(tenantId, assetName));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/customer/{customerId}/assets", params = {"limit"}, method = RequestMethod.GET)
+    @ResponseBody
+    public TextPageData<Asset> getCustomerAssets(
+            @PathVariable("customerId") String strCustomerId,
+            @RequestParam int limit,
+            @RequestParam(required = false) String textSearch,
+            @RequestParam(required = false) String idOffset,
+            @RequestParam(required = false) String textOffset) throws ThingsboardException {
+        checkParameter("customerId", strCustomerId);
+        try {
+            TenantId tenantId = getCurrentUser().getTenantId();
+            CustomerId customerId = new CustomerId(toUUID(strCustomerId));
+            checkCustomerId(customerId);
+            TextPageLink pageLink = createPageLink(limit, textSearch, idOffset, textOffset);
+            return checkNotNull(assetService.findAssetsByTenantIdAndCustomerId(tenantId, customerId, pageLink));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/assets", params = {"assetIds"}, method = RequestMethod.GET)
+    @ResponseBody
+    public List<Asset> getAssetsByIds(
+            @RequestParam("assetIds") String[] strAssetIds) throws ThingsboardException {
+        checkArrayParameter("assetIds", strAssetIds);
+        try {
+            SecurityUser user = getCurrentUser();
+            TenantId tenantId = user.getTenantId();
+            CustomerId customerId = user.getCustomerId();
+            List<AssetId> assetIds = new ArrayList<>();
+            for (String strAssetId : strAssetIds) {
+                assetIds.add(new AssetId(toUUID(strAssetId)));
+            }
+            ListenableFuture<List<Asset>> assets;
+            if (customerId == null || customerId.isNullUid()) {
+                assets = assetService.findAssetsByTenantIdAndIdsAsync(tenantId, assetIds);
+            } else {
+                assets = assetService.findAssetsByTenantIdCustomerIdAndIdsAsync(tenantId, customerId, assetIds);
+            }
+            return checkNotNull(assets.get());
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/assets", method = RequestMethod.POST)
+    @ResponseBody
+    public List<Asset> findByQuery(@RequestBody AssetSearchQuery query) throws ThingsboardException {
+        checkNotNull(query);
+        checkNotNull(query.getParameters());
+        checkNotNull(query.getAssetTypes());
+        checkEntityId(query.getParameters().getEntityId());
+        try {
+            List<Asset> assets = checkNotNull(assetService.findAssetsByQuery(query).get());
+            assets = assets.stream().filter(asset -> {
+                try {
+                    checkAsset(asset);
+                    return true;
+                } catch (ThingsboardException e) {
+                    return false;
+                }
+            }).collect(Collectors.toList());
+            return assets;
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+}

@@ -36,6 +36,7 @@ import org.thingsboard.server.exception.ThingsboardException;
 import org.thingsboard.server.service.mail.MailService;
 import org.thingsboard.server.service.mail.MailService;
 import org.thingsboard.server.service.security.auth.jwt.RefreshTokenRepository;
 import org.thingsboard.server.service.security.auth.jwt.RefreshTokenRepository;
 import org.thingsboard.server.service.security.model.SecurityUser;
 import org.thingsboard.server.service.security.model.SecurityUser;
+import org.thingsboard.server.service.security.model.UserPrincipal;
 import org.thingsboard.server.service.security.model.token.JwtToken;
 import org.thingsboard.server.service.security.model.token.JwtToken;
 import org.thingsboard.server.service.security.model.token.JwtTokenFactory;
 import org.thingsboard.server.service.security.model.token.JwtTokenFactory;
 
 
@@ -167,7 +168,8 @@ public class AuthController extends BaseController {
             String encodedPassword = passwordEncoder.encode(password);
             String encodedPassword = passwordEncoder.encode(password);
             UserCredentials credentials = userService.activateUserCredentials(activateToken, encodedPassword);
             UserCredentials credentials = userService.activateUserCredentials(activateToken, encodedPassword);
             User user = userService.findUserById(credentials.getUserId());
             User user = userService.findUserById(credentials.getUserId());
-            SecurityUser securityUser = new SecurityUser(user, credentials.isEnabled());
+            UserPrincipal principal = new UserPrincipal(UserPrincipal.Type.USER_NAME, user.getEmail());
+            SecurityUser securityUser = new SecurityUser(user, credentials.isEnabled(), principal);
             String baseUrl = constructBaseUrl(request);
             String baseUrl = constructBaseUrl(request);
             String loginUrl = String.format("%s/login", baseUrl);
             String loginUrl = String.format("%s/login", baseUrl);
             String email = user.getEmail();
             String email = user.getEmail();
@@ -201,7 +203,8 @@ public class AuthController extends BaseController {
                 userCredentials.setResetToken(null);
                 userCredentials.setResetToken(null);
                 userCredentials = userService.saveUserCredentials(userCredentials);
                 userCredentials = userService.saveUserCredentials(userCredentials);
                 User user = userService.findUserById(userCredentials.getUserId());
                 User user = userService.findUserById(userCredentials.getUserId());
-                SecurityUser securityUser = new SecurityUser(user, userCredentials.isEnabled());
+                UserPrincipal principal = new UserPrincipal(UserPrincipal.Type.USER_NAME, user.getEmail());
+                SecurityUser securityUser = new SecurityUser(user, userCredentials.isEnabled(), principal);
                 String baseUrl = constructBaseUrl(request);
                 String baseUrl = constructBaseUrl(request);
                 String loginUrl = String.format("%s/login", baseUrl);
                 String loginUrl = String.format("%s/login", baseUrl);
                 String email = user.getEmail();
                 String email = user.getEmail();

@@ -22,10 +22,8 @@ import org.springframework.security.core.Authentication;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.thingsboard.server.actors.service.ActorService;
 import org.thingsboard.server.actors.service.ActorService;
-import org.thingsboard.server.common.data.Customer;
-import org.thingsboard.server.common.data.Dashboard;
-import org.thingsboard.server.common.data.Device;
-import org.thingsboard.server.common.data.User;
+import org.thingsboard.server.common.data.*;
+import org.thingsboard.server.common.data.asset.Asset;
 import org.thingsboard.server.common.data.id.*;
 import org.thingsboard.server.common.data.id.*;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.common.data.page.TimePageLink;
 import org.thingsboard.server.common.data.page.TimePageLink;
@@ -36,6 +34,7 @@ import org.thingsboard.server.common.data.rule.RuleMetaData;
 import org.thingsboard.server.common.data.security.Authority;
 import org.thingsboard.server.common.data.security.Authority;
 import org.thingsboard.server.common.data.widget.WidgetType;
 import org.thingsboard.server.common.data.widget.WidgetType;
 import org.thingsboard.server.common.data.widget.WidgetsBundle;
 import org.thingsboard.server.common.data.widget.WidgetsBundle;
+import org.thingsboard.server.dao.asset.AssetService;
 import org.thingsboard.server.dao.customer.CustomerService;
 import org.thingsboard.server.dao.customer.CustomerService;
 import org.thingsboard.server.dao.dashboard.DashboardService;
 import org.thingsboard.server.dao.dashboard.DashboardService;
 import org.thingsboard.server.dao.device.DeviceCredentialsService;
 import org.thingsboard.server.dao.device.DeviceCredentialsService;
@@ -44,6 +43,7 @@ import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.exception.IncorrectParameterException;
 import org.thingsboard.server.dao.exception.IncorrectParameterException;
 import org.thingsboard.server.dao.model.ModelConstants;
 import org.thingsboard.server.dao.model.ModelConstants;
 import org.thingsboard.server.dao.plugin.PluginService;
 import org.thingsboard.server.dao.plugin.PluginService;
+import org.thingsboard.server.dao.relation.RelationService;
 import org.thingsboard.server.dao.rule.RuleService;
 import org.thingsboard.server.dao.rule.RuleService;
 import org.thingsboard.server.dao.user.UserService;
 import org.thingsboard.server.dao.user.UserService;
 import org.thingsboard.server.dao.widget.WidgetTypeService;
 import org.thingsboard.server.dao.widget.WidgetTypeService;
@@ -79,6 +79,9 @@ public abstract class BaseController {
     protected DeviceService deviceService;
     protected DeviceService deviceService;
 
 
     @Autowired
     @Autowired
+    protected AssetService assetService;
+
+    @Autowired
     protected DeviceCredentialsService deviceCredentialsService;
     protected DeviceCredentialsService deviceCredentialsService;
 
 
     @Autowired
     @Autowired
@@ -102,6 +105,9 @@ public abstract class BaseController {
     @Autowired
     @Autowired
     protected ActorService actorService;
     protected ActorService actorService;
 
 
+    @Autowired
+    protected RelationService relationService;
+
 
 
     @ExceptionHandler(ThingsboardException.class)
     @ExceptionHandler(ThingsboardException.class)
     public void handleThingsboardException(ThingsboardException ex, HttpServletResponse response) {
     public void handleThingsboardException(ThingsboardException ex, HttpServletResponse response) {
@@ -251,6 +257,43 @@ public abstract class BaseController {
         }
         }
     }
     }
 
 
+    protected void checkEntityId(EntityId entityId) throws ThingsboardException {
+        try {
+            checkNotNull(entityId);
+            validateId(entityId.getId(), "Incorrect entityId " + entityId);
+            switch (entityId.getEntityType()) {
+                case DEVICE:
+                    checkDevice(deviceService.findDeviceById(new DeviceId(entityId.getId())));
+                    return;
+                case CUSTOMER:
+                    checkCustomerId(new CustomerId(entityId.getId()));
+                    return;
+                case TENANT:
+                    checkTenantId(new TenantId(entityId.getId()));
+                    return;
+                case PLUGIN:
+                    checkPlugin(new PluginId(entityId.getId()));
+                    return;
+                case RULE:
+                    checkRule(new RuleId(entityId.getId()));
+                    return;
+                case ASSET:
+                    checkAsset(assetService.findAssetById(new AssetId(entityId.getId())));
+                    return;
+                case DASHBOARD:
+                    checkDashboardId(new DashboardId(entityId.getId()));
+                    return;
+                case USER:
+                    checkUserId(new UserId(entityId.getId()));
+                    return;
+                default:
+                    throw new IllegalArgumentException("Unsupported entity type: " + entityId.getEntityType());
+            }
+        } catch (Exception e) {
+            throw handleException(e, false);
+        }
+    }
+
     Device checkDeviceId(DeviceId deviceId) throws ThingsboardException {
     Device checkDeviceId(DeviceId deviceId) throws ThingsboardException {
         try {
         try {
             validateId(deviceId, "Incorrect deviceId " + deviceId);
             validateId(deviceId, "Incorrect deviceId " + deviceId);
@@ -270,6 +313,25 @@ public abstract class BaseController {
         }
         }
     }
     }
 
 
+    Asset checkAssetId(AssetId assetId) throws ThingsboardException {
+        try {
+            validateId(assetId, "Incorrect assetId " + assetId);
+            Asset asset = assetService.findAssetById(assetId);
+            checkAsset(asset);
+            return asset;
+        } catch (Exception e) {
+            throw handleException(e, false);
+        }
+    }
+
+    protected void checkAsset(Asset asset) throws ThingsboardException {
+        checkNotNull(asset);
+        checkTenantId(asset.getTenantId());
+        if (asset.getCustomerId() != null && !asset.getCustomerId().getId().equals(ModelConstants.NULL_UUID)) {
+            checkCustomerId(asset.getCustomerId());
+        }
+    }
+
     WidgetsBundle checkWidgetsBundleId(WidgetsBundleId widgetsBundleId, boolean modify) throws ThingsboardException {
     WidgetsBundle checkWidgetsBundleId(WidgetsBundleId widgetsBundleId, boolean modify) throws ThingsboardException {
         try {
         try {
             validateId(widgetsBundleId, "Incorrect widgetsBundleId " + widgetsBundleId);
             validateId(widgetsBundleId, "Incorrect widgetsBundleId " + widgetsBundleId);
@@ -385,6 +447,16 @@ public abstract class BaseController {
         return plugin;
         return plugin;
     }
     }
 
 
+    protected PluginMetaData checkPlugin(PluginId pluginId) throws ThingsboardException {
+        checkNotNull(pluginId);
+        return checkPlugin(pluginService.findPluginById(pluginId));
+    }
+
+    protected RuleMetaData checkRule(RuleId ruleId) throws ThingsboardException {
+        checkNotNull(ruleId);
+        return checkRule(ruleService.findRuleById(ruleId));
+    }
+
     protected RuleMetaData checkRule(RuleMetaData rule) throws ThingsboardException {
     protected RuleMetaData checkRule(RuleMetaData rule) throws ThingsboardException {
         checkNotNull(rule);
         checkNotNull(rule);
         SecurityUser authUser = getCurrentUser();
         SecurityUser authUser = getCurrentUser();
@@ -410,7 +482,8 @@ public abstract class BaseController {
         if (request.getHeader("x-forwarded-port") != null) {
         if (request.getHeader("x-forwarded-port") != null) {
             try {
             try {
                 serverPort = request.getIntHeader("x-forwarded-port");
                 serverPort = request.getIntHeader("x-forwarded-port");
-            } catch (NumberFormatException e) {}
+            } catch (NumberFormatException e) {
+            }
         }
         }
 
 
         String baseUrl = String.format("%s://%s:%d",
         String baseUrl = String.format("%s://%s:%d",

@@ -15,6 +15,9 @@
  */
  */
 package org.thingsboard.server.controller;
 package org.thingsboard.server.controller;
 
 
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ObjectNode;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.HttpStatus;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.bind.annotation.*;
@@ -43,6 +46,28 @@ public class CustomerController extends BaseController {
     }
     }
 
 
     @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
     @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/customer/{customerId}/shortInfo", method = RequestMethod.GET)
+    @ResponseBody
+    public JsonNode getShortCustomerInfoById(@PathVariable("customerId") String strCustomerId) throws ThingsboardException {
+        checkParameter("customerId", strCustomerId);
+        try {
+            CustomerId customerId = new CustomerId(toUUID(strCustomerId));
+            Customer customer = checkCustomerId(customerId);
+            ObjectMapper objectMapper = new ObjectMapper();
+            ObjectNode infoObject = objectMapper.createObjectNode();
+            infoObject.put("title", customer.getTitle());
+            boolean isPublic = false;
+            if (customer.getAdditionalInfo() != null && customer.getAdditionalInfo().has("isPublic")) {
+                isPublic = customer.getAdditionalInfo().get("isPublic").asBoolean();
+            }
+            infoObject.put("isPublic", isPublic);
+            return infoObject;
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
     @RequestMapping(value = "/customer/{customerId}/title", method = RequestMethod.GET, produces = "application/text")
     @RequestMapping(value = "/customer/{customerId}/title", method = RequestMethod.GET, produces = "application/text")
     @ResponseBody
     @ResponseBody
     public String getCustomerTitleById(@PathVariable("customerId") String strCustomerId) throws ThingsboardException {
     public String getCustomerTitleById(@PathVariable("customerId") String strCustomerId) throws ThingsboardException {

@@ -18,6 +18,7 @@ package org.thingsboard.server.controller;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.HttpStatus;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.bind.annotation.*;
+import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Dashboard;
 import org.thingsboard.server.common.data.Dashboard;
 import org.thingsboard.server.common.data.DashboardInfo;
 import org.thingsboard.server.common.data.DashboardInfo;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.CustomerId;
@@ -117,6 +118,21 @@ public class DashboardController extends BaseController {
     }
     }
 
 
     @PreAuthorize("hasAuthority('TENANT_ADMIN')")
     @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/customer/public/dashboard/{dashboardId}", method = RequestMethod.POST)
+    @ResponseBody
+    public Dashboard assignDashboardToPublicCustomer(@PathVariable("dashboardId") String strDashboardId) throws ThingsboardException {
+        checkParameter("dashboardId", strDashboardId);
+        try {
+            DashboardId dashboardId = new DashboardId(toUUID(strDashboardId));
+            Dashboard dashboard = checkDashboardId(dashboardId);
+            Customer publicCustomer = customerService.findOrCreatePublicCustomer(dashboard.getTenantId());
+            return checkNotNull(dashboardService.assignDashboardToCustomer(dashboardId, publicCustomer.getId()));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
     @RequestMapping(value = "/tenant/dashboards", params = { "limit" }, method = RequestMethod.GET)
     @RequestMapping(value = "/tenant/dashboards", params = { "limit" }, method = RequestMethod.GET)
     @ResponseBody
     @ResponseBody
     public TextPageData<DashboardInfo> getTenantDashboards(
     public TextPageData<DashboardInfo> getTenantDashboards(

@@ -19,6 +19,7 @@ import com.google.common.util.concurrent.ListenableFuture;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.HttpStatus;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.bind.annotation.*;
+import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.DeviceId;
 import org.thingsboard.server.common.data.id.DeviceId;
@@ -114,6 +115,21 @@ public class DeviceController extends BaseController {
         }
         }
     }
     }
 
 
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/customer/public/device/{deviceId}", method = RequestMethod.POST)
+    @ResponseBody
+    public Device assignDeviceToPublicCustomer(@PathVariable("deviceId") String strDeviceId) throws ThingsboardException {
+        checkParameter("deviceId", strDeviceId);
+        try {
+            DeviceId deviceId = new DeviceId(toUUID(strDeviceId));
+            Device device = checkDeviceId(deviceId);
+            Customer publicCustomer = customerService.findOrCreatePublicCustomer(device.getTenantId());
+            return checkNotNull(deviceService.assignDeviceToCustomer(deviceId, publicCustomer.getId()));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
     @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
     @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
     @RequestMapping(value = "/device/{deviceId}/credentials", method = RequestMethod.GET)
     @RequestMapping(value = "/device/{deviceId}/credentials", method = RequestMethod.GET)
     @ResponseBody
     @ResponseBody

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.controller;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.*;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.EntityIdFactory;
+import org.thingsboard.server.common.data.relation.EntityRelation;
+import org.thingsboard.server.dao.relation.EntityRelationsQuery;
+import org.thingsboard.server.exception.ThingsboardErrorCode;
+import org.thingsboard.server.exception.ThingsboardException;
+
+import java.util.List;
+
+
+@RestController
+@RequestMapping("/api")
+public class EntityRelationController extends BaseController {
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/relation", method = RequestMethod.POST)
+    @ResponseStatus(value = HttpStatus.OK)
+    public void saveRelation(@RequestBody EntityRelation relation) throws ThingsboardException {
+        try {
+            checkNotNull(relation);
+            checkEntityId(relation.getFrom());
+            checkEntityId(relation.getTo());
+            relationService.saveRelation(relation).get();
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/relation", method = RequestMethod.DELETE, params = {"fromId", "fromType", "relationType", "toId", "toType"})
+    @ResponseStatus(value = HttpStatus.OK)
+    public void deleteRelation(@RequestParam("fromId") String strFromId,
+                               @RequestParam("fromType") String strFromType, @RequestParam("relationType") String strRelationType,
+                               @RequestParam("toId") String strToId, @RequestParam("toType") String strToType) throws ThingsboardException {
+        checkParameter("fromId", strFromId);
+        checkParameter("fromType", strFromType);
+        checkParameter("relationType", strRelationType);
+        checkParameter("toId", strToId);
+        checkParameter("toType", strToType);
+        EntityId fromId = EntityIdFactory.getByTypeAndId(strFromType, strFromId);
+        EntityId toId = EntityIdFactory.getByTypeAndId(strToType, strToId);
+        checkEntityId(fromId);
+        checkEntityId(toId);
+        try {
+            Boolean found = relationService.deleteRelation(fromId, toId, strRelationType).get();
+            if (!found) {
+                throw new ThingsboardException("Requested item wasn't found!", ThingsboardErrorCode.ITEM_NOT_FOUND);
+            }
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/relations", method = RequestMethod.DELETE, params = {"id", "type"})
+    @ResponseStatus(value = HttpStatus.OK)
+    public void deleteRelations(@RequestParam("entityId") String strId,
+                                @RequestParam("entityType") String strType) throws ThingsboardException {
+        checkParameter("entityId", strId);
+        checkParameter("entityType", strType);
+        EntityId entityId = EntityIdFactory.getByTypeAndId(strType, strId);
+        checkEntityId(entityId);
+        try {
+            relationService.deleteEntityRelations(entityId).get();
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/relation", method = RequestMethod.GET, params = {"fromId", "fromType", "relationType", "toId", "toType"})
+    @ResponseStatus(value = HttpStatus.OK)
+    public void checkRelation(@RequestParam("fromId") String strFromId,
+                              @RequestParam("fromType") String strFromType, @RequestParam("relationType") String strRelationType,
+                              @RequestParam("toId") String strToId, @RequestParam("toType") String strToType) throws ThingsboardException {
+        try {
+            checkParameter("fromId", strFromId);
+            checkParameter("fromType", strFromType);
+            checkParameter("relationType", strRelationType);
+            checkParameter("toId", strToId);
+            checkParameter("toType", strToType);
+            EntityId fromId = EntityIdFactory.getByTypeAndId(strFromType, strFromId);
+            EntityId toId = EntityIdFactory.getByTypeAndId(strToType, strToId);
+            checkEntityId(fromId);
+            checkEntityId(toId);
+            Boolean found = relationService.checkRelation(fromId, toId, strRelationType).get();
+            if (!found) {
+                throw new ThingsboardException("Requested item wasn't found!", ThingsboardErrorCode.ITEM_NOT_FOUND);
+            }
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/relations", method = RequestMethod.GET, params = {"fromId", "fromType"})
+    @ResponseBody
+    public List<EntityRelation> findByFrom(@RequestParam("fromId") String strFromId, @RequestParam("fromType") String strFromType) throws ThingsboardException {
+        checkParameter("fromId", strFromId);
+        checkParameter("fromType", strFromType);
+        EntityId entityId = EntityIdFactory.getByTypeAndId(strFromType, strFromId);
+        checkEntityId(entityId);
+        try {
+            return checkNotNull(relationService.findByFrom(entityId).get());
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/relations", method = RequestMethod.GET, params = {"fromId", "fromType", "relationType"})
+    @ResponseBody
+    public List<EntityRelation> findByFrom(@RequestParam("fromId") String strFromId, @RequestParam("fromType") String strFromType
+            , @RequestParam("relationType") String strRelationType) throws ThingsboardException {
+        checkParameter("fromId", strFromId);
+        checkParameter("fromType", strFromType);
+        checkParameter("relationType", strRelationType);
+        EntityId entityId = EntityIdFactory.getByTypeAndId(strFromType, strFromId);
+        checkEntityId(entityId);
+        try {
+            return checkNotNull(relationService.findByFromAndType(entityId, strRelationType).get());
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/relations", method = RequestMethod.GET, params = {"toId", "toType"})
+    @ResponseBody
+    public List<EntityRelation> findByTo(@RequestParam("toId") String strToId, @RequestParam("toType") String strToType) throws ThingsboardException {
+        checkParameter("toId", strToId);
+        checkParameter("toType", strToType);
+        EntityId entityId = EntityIdFactory.getByTypeAndId(strToType, strToId);
+        checkEntityId(entityId);
+        try {
+            return checkNotNull(relationService.findByTo(entityId).get());
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/relations", method = RequestMethod.GET, params = {"toId", "toType", "relationType"})
+    @ResponseBody
+    public List<EntityRelation> findByTo(@RequestParam("toId") String strToId, @RequestParam("toType") String strToType
+            , @RequestParam("relationType") String strRelationType) throws ThingsboardException {
+        checkParameter("toId", strToId);
+        checkParameter("toType", strToType);
+        checkParameter("relationType", strRelationType);
+        EntityId entityId = EntityIdFactory.getByTypeAndId(strToType, strToId);
+        checkEntityId(entityId);
+        try {
+            return checkNotNull(relationService.findByToAndType(entityId, strRelationType).get());
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/relations", method = RequestMethod.POST)
+    @ResponseBody
+    public List<EntityRelation> findByQuery(@RequestBody EntityRelationsQuery query) throws ThingsboardException {
+        checkNotNull(query);
+        checkNotNull(query.getParameters());
+        checkNotNull(query.getFilters());
+        checkEntityId(query.getParameters().getEntityId());
+        try {
+            return checkNotNull(relationService.findByQuery(query).get());
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
+
+}

@@ -18,7 +18,6 @@ package org.thingsboard.server.controller;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.bind.annotation.*;
-import org.thingsboard.server.common.data.EntityType;
 import org.thingsboard.server.common.data.Event;
 import org.thingsboard.server.common.data.Event;
 import org.thingsboard.server.common.data.id.*;
 import org.thingsboard.server.common.data.id.*;
 import org.thingsboard.server.common.data.page.TimePageData;
 import org.thingsboard.server.common.data.page.TimePageData;
@@ -59,7 +58,7 @@ public class EventController extends BaseController {
                         ThingsboardErrorCode.PERMISSION_DENIED);
                         ThingsboardErrorCode.PERMISSION_DENIED);
             }
             }
             TimePageLink pageLink = createPageLink(limit, startTime, endTime, ascOrder, offset);
             TimePageLink pageLink = createPageLink(limit, startTime, endTime, ascOrder, offset);
-            return checkNotNull(eventService.findEvents(tenantId, getEntityId(strEntityType, strEntityId), eventType, pageLink));
+            return checkNotNull(eventService.findEvents(tenantId, EntityIdFactory.getByTypeAndId(strEntityType, strEntityId), eventType, pageLink));
         } catch (Exception e) {
         } catch (Exception e) {
             throw handleException(e);
             throw handleException(e);
         }
         }
@@ -88,29 +87,10 @@ public class EventController extends BaseController {
                         ThingsboardErrorCode.PERMISSION_DENIED);
                         ThingsboardErrorCode.PERMISSION_DENIED);
             }
             }
             TimePageLink pageLink = createPageLink(limit, startTime, endTime, ascOrder, offset);
             TimePageLink pageLink = createPageLink(limit, startTime, endTime, ascOrder, offset);
-            return checkNotNull(eventService.findEvents(tenantId, getEntityId(strEntityType, strEntityId), pageLink));
+            return checkNotNull(eventService.findEvents(tenantId, EntityIdFactory.getByTypeAndId(strEntityType, strEntityId), pageLink));
         } catch (Exception e) {
         } catch (Exception e) {
             throw handleException(e);
             throw handleException(e);
         }
         }
     }
     }
 
 
-
-    private EntityId getEntityId(String strEntityType, String strEntityId) throws ThingsboardException {
-        EntityId entityId;
-        EntityType entityType = EntityType.valueOf(strEntityType);
-        switch (entityType) {
-            case RULE:
-                entityId = new RuleId(toUUID(strEntityId));
-                break;
-            case PLUGIN:
-                entityId = new PluginId(toUUID(strEntityId));
-                break;
-            case DEVICE:
-                entityId = new DeviceId(toUUID(strEntityId));
-                break;
-            default:
-                throw new ThingsboardException("EntityType ['" + entityType + "'] is incorrect!", ThingsboardErrorCode.BAD_REQUEST_PARAMS);
-        }
-        return entityId;
-    }
 }
 }

@@ -15,11 +15,13 @@
  */
  */
 package org.thingsboard.server.service.cluster.routing;
 package org.thingsboard.server.service.cluster.routing;
 
 
+import org.thingsboard.server.common.data.id.EntityId;
 import org.thingsboard.server.common.data.id.UUIDBased;
 import org.thingsboard.server.common.data.id.UUIDBased;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.service.cluster.discovery.ServerInstance;
 import org.thingsboard.server.service.cluster.discovery.ServerInstance;
 
 
 import java.util.Optional;
 import java.util.Optional;
+import java.util.UUID;
 
 
 /**
 /**
  * @author Andrew Shvayka
  * @author Andrew Shvayka
@@ -28,6 +30,8 @@ public interface ClusterRoutingService {
 
 
     ServerAddress getCurrentServer();
     ServerAddress getCurrentServer();
 
 
-    Optional<ServerAddress> resolve(UUIDBased entityId);
+    Optional<ServerAddress> resolveByUuid(UUID uuid);
+
+    Optional<ServerAddress> resolveById(EntityId entityId);
 
 
 }
 }

@@ -22,6 +22,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 import org.springframework.stereotype.Service;
 import org.springframework.util.Assert;
 import org.springframework.util.Assert;
+import org.thingsboard.server.common.data.id.EntityId;
 import org.thingsboard.server.common.data.id.UUIDBased;
 import org.thingsboard.server.common.data.id.UUIDBased;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.common.msg.cluster.ServerAddress;
 import org.thingsboard.server.service.cluster.discovery.DiscoveryService;
 import org.thingsboard.server.service.cluster.discovery.DiscoveryService;
@@ -31,6 +32,7 @@ import org.thingsboard.server.utils.MiscUtils;
 
 
 import javax.annotation.PostConstruct;
 import javax.annotation.PostConstruct;
 import java.util.Optional;
 import java.util.Optional;
+import java.util.UUID;
 import java.util.concurrent.ConcurrentNavigableMap;
 import java.util.concurrent.ConcurrentNavigableMap;
 import java.util.concurrent.ConcurrentSkipListMap;
 import java.util.concurrent.ConcurrentSkipListMap;
 
 
@@ -77,13 +79,18 @@ public class ConsistentClusterRoutingService implements ClusterRoutingService, D
     }
     }
 
 
     @Override
     @Override
-    public Optional<ServerAddress> resolve(UUIDBased entityId) {
-        Assert.notNull(entityId);
+    public Optional<ServerAddress> resolveById(EntityId entityId) {
+        return resolveByUuid(entityId.getId());
+    }
+
+    @Override
+    public Optional<ServerAddress> resolveByUuid(UUID uuid) {
+        Assert.notNull(uuid);
         if (circle.isEmpty()) {
         if (circle.isEmpty()) {
             return Optional.empty();
             return Optional.empty();
         }
         }
-        Long hash = hashFunction.newHasher().putLong(entityId.getId().getMostSignificantBits())
-                .putLong(entityId.getId().getLeastSignificantBits()).hash().asLong();
+        Long hash = hashFunction.newHasher().putLong(uuid.getMostSignificantBits())
+                .putLong(uuid.getLeastSignificantBits()).hash().asLong();
         if (!circle.containsKey(hash)) {
         if (!circle.containsKey(hash)) {
             ConcurrentNavigableMap<Long, ServerInstance> tailMap =
             ConcurrentNavigableMap<Long, ServerInstance> tailMap =
                     circle.tailMap(hash);
                     circle.tailMap(hash);

@@ -16,32 +16,40 @@
 package org.thingsboard.server.service.security.auth.jwt;
 package org.thingsboard.server.service.security.auth.jwt;
 
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.security.authentication.AuthenticationProvider;
-import org.springframework.security.authentication.DisabledException;
-import org.springframework.security.authentication.InsufficientAuthenticationException;
-import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
+import org.springframework.security.authentication.*;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.AuthenticationException;
 import org.springframework.security.core.AuthenticationException;
 import org.springframework.security.core.userdetails.UsernameNotFoundException;
 import org.springframework.security.core.userdetails.UsernameNotFoundException;
 import org.springframework.stereotype.Component;
 import org.springframework.stereotype.Component;
 import org.springframework.util.Assert;
 import org.springframework.util.Assert;
+import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.User;
 import org.thingsboard.server.common.data.User;
+import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.UUIDBased;
+import org.thingsboard.server.common.data.id.UserId;
+import org.thingsboard.server.common.data.security.Authority;
 import org.thingsboard.server.common.data.security.UserCredentials;
 import org.thingsboard.server.common.data.security.UserCredentials;
+import org.thingsboard.server.dao.customer.CustomerService;
 import org.thingsboard.server.dao.user.UserService;
 import org.thingsboard.server.dao.user.UserService;
 import org.thingsboard.server.service.security.auth.RefreshAuthenticationToken;
 import org.thingsboard.server.service.security.auth.RefreshAuthenticationToken;
 import org.thingsboard.server.service.security.model.SecurityUser;
 import org.thingsboard.server.service.security.model.SecurityUser;
+import org.thingsboard.server.service.security.model.UserPrincipal;
 import org.thingsboard.server.service.security.model.token.JwtTokenFactory;
 import org.thingsboard.server.service.security.model.token.JwtTokenFactory;
 import org.thingsboard.server.service.security.model.token.RawAccessJwtToken;
 import org.thingsboard.server.service.security.model.token.RawAccessJwtToken;
 
 
+import java.util.UUID;
+
 @Component
 @Component
 public class RefreshTokenAuthenticationProvider implements AuthenticationProvider {
 public class RefreshTokenAuthenticationProvider implements AuthenticationProvider {
 
 
     private final JwtTokenFactory tokenFactory;
     private final JwtTokenFactory tokenFactory;
     private final UserService userService;
     private final UserService userService;
+    private final CustomerService customerService;
 
 
     @Autowired
     @Autowired
-    public RefreshTokenAuthenticationProvider(final UserService userService, final JwtTokenFactory tokenFactory) {
+    public RefreshTokenAuthenticationProvider(final UserService userService, final CustomerService customerService, final JwtTokenFactory tokenFactory) {
         this.userService = userService;
         this.userService = userService;
+        this.customerService = customerService;
         this.tokenFactory = tokenFactory;
         this.tokenFactory = tokenFactory;
     }
     }
 
 
@@ -50,8 +58,18 @@ public class RefreshTokenAuthenticationProvider implements AuthenticationProvide
         Assert.notNull(authentication, "No authentication data provided");
         Assert.notNull(authentication, "No authentication data provided");
         RawAccessJwtToken rawAccessToken = (RawAccessJwtToken) authentication.getCredentials();
         RawAccessJwtToken rawAccessToken = (RawAccessJwtToken) authentication.getCredentials();
         SecurityUser unsafeUser = tokenFactory.parseRefreshToken(rawAccessToken);
         SecurityUser unsafeUser = tokenFactory.parseRefreshToken(rawAccessToken);
+        UserPrincipal principal = unsafeUser.getUserPrincipal();
+        SecurityUser securityUser;
+        if (principal.getType() == UserPrincipal.Type.USER_NAME) {
+            securityUser = authenticateByUserId(unsafeUser.getId());
+        } else {
+            securityUser = authenticateByPublicId(principal.getValue());
+        }
+        return new RefreshAuthenticationToken(securityUser);
+    }
 
 
-        User user = userService.findUserById(unsafeUser.getId());
+    private SecurityUser authenticateByUserId(UserId userId) {
+        User user = userService.findUserById(userId);
         if (user == null) {
         if (user == null) {
             throw new UsernameNotFoundException("User not found by refresh token");
             throw new UsernameNotFoundException("User not found by refresh token");
         }
         }
@@ -67,9 +85,44 @@ public class RefreshTokenAuthenticationProvider implements AuthenticationProvide
 
 
         if (user.getAuthority() == null) throw new InsufficientAuthenticationException("User has no authority assigned");
         if (user.getAuthority() == null) throw new InsufficientAuthenticationException("User has no authority assigned");
 
 
-        SecurityUser securityUser = new SecurityUser(user, userCredentials.isEnabled());
+        UserPrincipal userPrincipal = new UserPrincipal(UserPrincipal.Type.USER_NAME, user.getEmail());
 
 
-        return new RefreshAuthenticationToken(securityUser);
+        SecurityUser securityUser = new SecurityUser(user, userCredentials.isEnabled(), userPrincipal);
+
+        return securityUser;
+    }
+
+    private SecurityUser authenticateByPublicId(String publicId) {
+        CustomerId customerId;
+        try {
+            customerId = new CustomerId(UUID.fromString(publicId));
+        } catch (Exception e) {
+            throw new BadCredentialsException("Refresh token is not valid");
+        }
+        Customer publicCustomer = customerService.findCustomerById(customerId);
+        if (publicCustomer == null) {
+            throw new UsernameNotFoundException("Public entity not found by refresh token");
+        }
+        boolean isPublic = false;
+        if (publicCustomer.getAdditionalInfo() != null && publicCustomer.getAdditionalInfo().has("isPublic")) {
+            isPublic = publicCustomer.getAdditionalInfo().get("isPublic").asBoolean();
+        }
+        if (!isPublic) {
+            throw new BadCredentialsException("Refresh token is not valid");
+        }
+        User user = new User(new UserId(UUIDBased.EMPTY));
+        user.setTenantId(publicCustomer.getTenantId());
+        user.setCustomerId(publicCustomer.getId());
+        user.setEmail(publicId);
+        user.setAuthority(Authority.CUSTOMER_USER);
+        user.setFirstName("Public");
+        user.setLastName("Public");
+
+        UserPrincipal userPrincipal = new UserPrincipal(UserPrincipal.Type.PUBLIC_ID, publicId);
+
+        SecurityUser securityUser = new SecurityUser(user, true, userPrincipal);
+
+        return securityUser;
     }
     }
 
 
     @Override
     @Override

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.service.security.auth.rest;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class PublicLoginRequest {
+
+    private String publicId;
+
+    @JsonCreator
+    public PublicLoginRequest(@JsonProperty("publicId") String publicId) {
+        this.publicId = publicId;
+   }
+
+    public String getPublicId() {
+        return publicId;
+    }
+
+}

@@ -23,20 +23,31 @@ import org.springframework.security.core.userdetails.UsernameNotFoundException;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.stereotype.Component;
 import org.springframework.stereotype.Component;
 import org.springframework.util.Assert;
 import org.springframework.util.Assert;
+import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.User;
 import org.thingsboard.server.common.data.User;
+import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.UUIDBased;
+import org.thingsboard.server.common.data.id.UserId;
+import org.thingsboard.server.common.data.security.Authority;
 import org.thingsboard.server.common.data.security.UserCredentials;
 import org.thingsboard.server.common.data.security.UserCredentials;
+import org.thingsboard.server.dao.customer.CustomerService;
 import org.thingsboard.server.dao.user.UserService;
 import org.thingsboard.server.dao.user.UserService;
 import org.thingsboard.server.service.security.model.SecurityUser;
 import org.thingsboard.server.service.security.model.SecurityUser;
+import org.thingsboard.server.service.security.model.UserPrincipal;
+
+import java.util.UUID;
 
 
 @Component
 @Component
 public class RestAuthenticationProvider implements AuthenticationProvider {
 public class RestAuthenticationProvider implements AuthenticationProvider {
 
 
     private final BCryptPasswordEncoder encoder;
     private final BCryptPasswordEncoder encoder;
     private final UserService userService;
     private final UserService userService;
+    private final CustomerService customerService;
 
 
     @Autowired
     @Autowired
-    public RestAuthenticationProvider(final UserService userService, final BCryptPasswordEncoder encoder) {
+    public RestAuthenticationProvider(final UserService userService, final CustomerService customerService, final BCryptPasswordEncoder encoder) {
         this.userService = userService;
         this.userService = userService;
+        this.customerService = customerService;
         this.encoder = encoder;
         this.encoder = encoder;
     }
     }
 
 
@@ -44,9 +55,23 @@ public class RestAuthenticationProvider implements AuthenticationProvider {
     public Authentication authenticate(Authentication authentication) throws AuthenticationException {
     public Authentication authenticate(Authentication authentication) throws AuthenticationException {
         Assert.notNull(authentication, "No authentication data provided");
         Assert.notNull(authentication, "No authentication data provided");
 
 
-        String username = (String) authentication.getPrincipal();
-        String password = (String) authentication.getCredentials();
+        Object principal = authentication.getPrincipal();
+        if (!(principal instanceof UserPrincipal)) {
+            throw new BadCredentialsException("Authentication Failed. Bad user principal.");
+        }
 
 
+        UserPrincipal userPrincipal =  (UserPrincipal) principal;
+        if (userPrincipal.getType() == UserPrincipal.Type.USER_NAME) {
+            String username = userPrincipal.getValue();
+            String password = (String) authentication.getCredentials();
+            return authenticateByUsernameAndPassword(userPrincipal, username, password);
+        } else {
+            String publicId = userPrincipal.getValue();
+            return authenticateByPublicId(userPrincipal, publicId);
+        }
+    }
+
+    private Authentication authenticateByUsernameAndPassword(UserPrincipal userPrincipal, String username, String password) {
         User user = userService.findUserByEmail(username);
         User user = userService.findUserByEmail(username);
         if (user == null) {
         if (user == null) {
             throw new UsernameNotFoundException("User not found: " + username);
             throw new UsernameNotFoundException("User not found: " + username);
@@ -67,7 +92,38 @@ public class RestAuthenticationProvider implements AuthenticationProvider {
 
 
         if (user.getAuthority() == null) throw new InsufficientAuthenticationException("User has no authority assigned");
         if (user.getAuthority() == null) throw new InsufficientAuthenticationException("User has no authority assigned");
 
 
-        SecurityUser securityUser = new SecurityUser(user, userCredentials.isEnabled());
+        SecurityUser securityUser = new SecurityUser(user, userCredentials.isEnabled(), userPrincipal);
+
+        return new UsernamePasswordAuthenticationToken(securityUser, null, securityUser.getAuthorities());
+    }
+
+    private Authentication authenticateByPublicId(UserPrincipal userPrincipal, String publicId) {
+        CustomerId customerId;
+        try {
+            customerId = new CustomerId(UUID.fromString(publicId));
+        } catch (Exception e) {
+            throw new BadCredentialsException("Authentication Failed. Public Id is not valid.");
+        }
+        Customer publicCustomer = customerService.findCustomerById(customerId);
+        if (publicCustomer == null) {
+            throw new UsernameNotFoundException("Public entity not found: " + publicId);
+        }
+        boolean isPublic = false;
+        if (publicCustomer.getAdditionalInfo() != null && publicCustomer.getAdditionalInfo().has("isPublic")) {
+            isPublic = publicCustomer.getAdditionalInfo().get("isPublic").asBoolean();
+        }
+        if (!isPublic) {
+            throw new BadCredentialsException("Authentication Failed. Public Id is not valid.");
+        }
+        User user = new User(new UserId(UUIDBased.EMPTY));
+        user.setTenantId(publicCustomer.getTenantId());
+        user.setCustomerId(publicCustomer.getId());
+        user.setEmail(publicId);
+        user.setAuthority(Authority.CUSTOMER_USER);
+        user.setFirstName("Public");
+        user.setLastName("Public");
+
+        SecurityUser securityUser = new SecurityUser(user, true, userPrincipal);
 
 
         return new UsernamePasswordAuthenticationToken(securityUser, null, securityUser.getAuthorities());
         return new UsernamePasswordAuthenticationToken(securityUser, null, securityUser.getAuthorities());
     }
     }

@@ -29,6 +29,7 @@ import org.springframework.security.web.authentication.AbstractAuthenticationPro
 import org.springframework.security.web.authentication.AuthenticationFailureHandler;
 import org.springframework.security.web.authentication.AuthenticationFailureHandler;
 import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
 import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
 import org.thingsboard.server.service.security.exception.AuthMethodNotSupportedException;
 import org.thingsboard.server.service.security.exception.AuthMethodNotSupportedException;
+import org.thingsboard.server.service.security.model.UserPrincipal;
 
 
 import javax.servlet.FilterChain;
 import javax.servlet.FilterChain;
 import javax.servlet.ServletException;
 import javax.servlet.ServletException;
@@ -73,7 +74,9 @@ public class RestLoginProcessingFilter extends AbstractAuthenticationProcessingF
             throw new AuthenticationServiceException("Username or Password not provided");
             throw new AuthenticationServiceException("Username or Password not provided");
         }
         }
 
 
-        UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(loginRequest.getUsername(), loginRequest.getPassword());
+        UserPrincipal principal = new UserPrincipal(UserPrincipal.Type.USER_NAME, loginRequest.getUsername());
+
+        UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(principal, loginRequest.getPassword());
 
 
         return this.getAuthenticationManager().authenticate(token);
         return this.getAuthenticationManager().authenticate(token);
     }
     }

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.service.security.auth.rest;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.apache.commons.lang3.StringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.http.HttpMethod;
+import org.springframework.security.authentication.AuthenticationServiceException;
+import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.AuthenticationException;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter;
+import org.springframework.security.web.authentication.AuthenticationFailureHandler;
+import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
+import org.thingsboard.server.service.security.exception.AuthMethodNotSupportedException;
+import org.thingsboard.server.service.security.model.UserPrincipal;
+
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+public class RestPublicLoginProcessingFilter extends AbstractAuthenticationProcessingFilter {
+    private static Logger logger = LoggerFactory.getLogger(RestPublicLoginProcessingFilter.class);
+
+    private final AuthenticationSuccessHandler successHandler;
+    private final AuthenticationFailureHandler failureHandler;
+
+    private final ObjectMapper objectMapper;
+
+    public RestPublicLoginProcessingFilter(String defaultProcessUrl, AuthenticationSuccessHandler successHandler,
+                                     AuthenticationFailureHandler failureHandler, ObjectMapper mapper) {
+        super(defaultProcessUrl);
+        this.successHandler = successHandler;
+        this.failureHandler = failureHandler;
+        this.objectMapper = mapper;
+    }
+
+    @Override
+    public Authentication attemptAuthentication(HttpServletRequest request, HttpServletResponse response)
+            throws AuthenticationException, IOException, ServletException {
+        if (!HttpMethod.POST.name().equals(request.getMethod())) {
+            if(logger.isDebugEnabled()) {
+                logger.debug("Authentication method not supported. Request method: " + request.getMethod());
+            }
+            throw new AuthMethodNotSupportedException("Authentication method not supported");
+        }
+
+        PublicLoginRequest loginRequest;
+        try {
+            loginRequest = objectMapper.readValue(request.getReader(), PublicLoginRequest.class);
+        } catch (Exception e) {
+            throw new AuthenticationServiceException("Invalid public login request payload");
+        }
+
+        if (StringUtils.isBlank(loginRequest.getPublicId())) {
+            throw new AuthenticationServiceException("Public Id is not provided");
+        }
+
+        UserPrincipal principal = new UserPrincipal(UserPrincipal.Type.PUBLIC_ID, loginRequest.getPublicId());
+
+        UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(principal, "");
+
+        return this.getAuthenticationManager().authenticate(token);
+    }
+
+    @Override
+    protected void successfulAuthentication(HttpServletRequest request, HttpServletResponse response, FilterChain chain,
+                                            Authentication authResult) throws IOException, ServletException {
+        successHandler.onAuthenticationSuccess(request, response, authResult);
+    }
+
+    @Override
+    protected void unsuccessfulAuthentication(HttpServletRequest request, HttpServletResponse response,
+                                              AuthenticationException failed) throws IOException, ServletException {
+        SecurityContextHolder.clearContext();
+        failureHandler.onAuthenticationFailure(request, response, failed);
+    }
+}

@@ -30,6 +30,7 @@ public class SecurityUser extends User {
 
 
     private Collection<GrantedAuthority> authorities;
     private Collection<GrantedAuthority> authorities;
     private boolean enabled;
     private boolean enabled;
+    private UserPrincipal userPrincipal;
 
 
     public SecurityUser() {
     public SecurityUser() {
         super();
         super();
@@ -39,9 +40,10 @@ public class SecurityUser extends User {
         super(id);
         super(id);
     }
     }
 
 
-    public SecurityUser(User user, boolean enabled) {
+    public SecurityUser(User user, boolean enabled, UserPrincipal userPrincipal) {
         super(user);
         super(user);
         this.enabled = enabled;
         this.enabled = enabled;
+        this.userPrincipal = userPrincipal;
     }
     }
 
 
     public Collection<? extends GrantedAuthority> getAuthorities() {
     public Collection<? extends GrantedAuthority> getAuthorities() {
@@ -57,8 +59,16 @@ public class SecurityUser extends User {
         return enabled;
         return enabled;
     }
     }
 
 
+    public UserPrincipal getUserPrincipal() {
+        return userPrincipal;
+    }
+
     public void setEnabled(boolean enabled) {
     public void setEnabled(boolean enabled) {
         this.enabled = enabled;
         this.enabled = enabled;
     }
     }
 
 
+    public void setUserPrincipal(UserPrincipal userPrincipal) {
+        this.userPrincipal = userPrincipal;
+    }
+
 }
 }

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.thingsboard.server.service.security.model;
+
+public class UserPrincipal {
+
+    private final Type type;
+    private final String value;
+
+    public UserPrincipal(Type type, String value) {
+        this.type = type;
+        this.value = value;
+    }
+
+    public Type getType() {
+        return type;
+    }
+
+    public String getValue() {
+        return value;
+    }
+
+    public enum Type {
+        USER_NAME,
+        PUBLIC_ID
+    }
+
+}

@@ -29,6 +29,7 @@ import org.thingsboard.server.common.data.id.UserId;
 import org.thingsboard.server.common.data.security.Authority;
 import org.thingsboard.server.common.data.security.Authority;
 import org.thingsboard.server.config.JwtSettings;
 import org.thingsboard.server.config.JwtSettings;
 import org.thingsboard.server.service.security.model.SecurityUser;
 import org.thingsboard.server.service.security.model.SecurityUser;
+import org.thingsboard.server.service.security.model.UserPrincipal;
 
 
 import java.util.Arrays;
 import java.util.Arrays;
 import java.util.List;
 import java.util.List;
@@ -43,6 +44,7 @@ public class JwtTokenFactory {
     private static final String FIRST_NAME = "firstName";
     private static final String FIRST_NAME = "firstName";
     private static final String LAST_NAME = "lastName";
     private static final String LAST_NAME = "lastName";
     private static final String ENABLED = "enabled";
     private static final String ENABLED = "enabled";
+    private static final String IS_PUBLIC = "isPublic";
     private static final String TENANT_ID = "tenantId";
     private static final String TENANT_ID = "tenantId";
     private static final String CUSTOMER_ID = "customerId";
     private static final String CUSTOMER_ID = "customerId";
 
 
@@ -63,12 +65,15 @@ public class JwtTokenFactory {
         if (securityUser.getAuthority() == null)
         if (securityUser.getAuthority() == null)
             throw new IllegalArgumentException("User doesn't have any privileges");
             throw new IllegalArgumentException("User doesn't have any privileges");
 
 
-        Claims claims = Jwts.claims().setSubject(securityUser.getEmail());
+        UserPrincipal principal = securityUser.getUserPrincipal();
+        String subject = principal.getValue();
+        Claims claims = Jwts.claims().setSubject(subject);
         claims.put(SCOPES, securityUser.getAuthorities().stream().map(s -> s.getAuthority()).collect(Collectors.toList()));
         claims.put(SCOPES, securityUser.getAuthorities().stream().map(s -> s.getAuthority()).collect(Collectors.toList()));
         claims.put(USER_ID, securityUser.getId().getId().toString());
         claims.put(USER_ID, securityUser.getId().getId().toString());
         claims.put(FIRST_NAME, securityUser.getFirstName());
         claims.put(FIRST_NAME, securityUser.getFirstName());
         claims.put(LAST_NAME, securityUser.getLastName());
         claims.put(LAST_NAME, securityUser.getLastName());
         claims.put(ENABLED, securityUser.isEnabled());
         claims.put(ENABLED, securityUser.isEnabled());
+        claims.put(IS_PUBLIC, principal.getType() == UserPrincipal.Type.PUBLIC_ID);
         if (securityUser.getTenantId() != null) {
         if (securityUser.getTenantId() != null) {
             claims.put(TENANT_ID, securityUser.getTenantId().getId().toString());
             claims.put(TENANT_ID, securityUser.getTenantId().getId().toString());
         }
         }
@@ -104,6 +109,9 @@ public class JwtTokenFactory {
         securityUser.setFirstName(claims.get(FIRST_NAME, String.class));
         securityUser.setFirstName(claims.get(FIRST_NAME, String.class));
         securityUser.setLastName(claims.get(LAST_NAME, String.class));
         securityUser.setLastName(claims.get(LAST_NAME, String.class));
         securityUser.setEnabled(claims.get(ENABLED, Boolean.class));
         securityUser.setEnabled(claims.get(ENABLED, Boolean.class));
+        boolean isPublic = claims.get(IS_PUBLIC, Boolean.class);
+        UserPrincipal principal = new UserPrincipal(isPublic ? UserPrincipal.Type.PUBLIC_ID : UserPrincipal.Type.USER_NAME, subject);
+        securityUser.setUserPrincipal(principal);
         String tenantId = claims.get(TENANT_ID, String.class);
         String tenantId = claims.get(TENANT_ID, String.class);
         if (tenantId != null) {
         if (tenantId != null) {
             securityUser.setTenantId(new TenantId(UUID.fromString(tenantId)));
             securityUser.setTenantId(new TenantId(UUID.fromString(tenantId)));
@@ -123,9 +131,11 @@ public class JwtTokenFactory {
 
 
         DateTime currentTime = new DateTime();
         DateTime currentTime = new DateTime();
 
 
-        Claims claims = Jwts.claims().setSubject(securityUser.getEmail());
+        UserPrincipal principal = securityUser.getUserPrincipal();
+        Claims claims = Jwts.claims().setSubject(principal.getValue());
         claims.put(SCOPES, Arrays.asList(Authority.REFRESH_TOKEN.name()));
         claims.put(SCOPES, Arrays.asList(Authority.REFRESH_TOKEN.name()));
         claims.put(USER_ID, securityUser.getId().getId().toString());
         claims.put(USER_ID, securityUser.getId().getId().toString());
+        claims.put(IS_PUBLIC, principal.getType() == UserPrincipal.Type.PUBLIC_ID);
 
 
         String token = Jwts.builder()
         String token = Jwts.builder()
                 .setClaims(claims)
                 .setClaims(claims)
@@ -150,8 +160,10 @@ public class JwtTokenFactory {
         if (!scopes.get(0).equals(Authority.REFRESH_TOKEN.name())) {
         if (!scopes.get(0).equals(Authority.REFRESH_TOKEN.name())) {
             throw new IllegalArgumentException("Invalid Refresh Token scope");
             throw new IllegalArgumentException("Invalid Refresh Token scope");
         }
         }
+        boolean isPublic = claims.get(IS_PUBLIC, Boolean.class);
+        UserPrincipal principal = new UserPrincipal(isPublic ? UserPrincipal.Type.PUBLIC_ID : UserPrincipal.Type.USER_NAME, subject);
         SecurityUser securityUser = new SecurityUser(new UserId(UUID.fromString(claims.get(USER_ID, String.class))));
         SecurityUser securityUser = new SecurityUser(new UserId(UUID.fromString(claims.get(USER_ID, String.class))));
-        securityUser.setEmail(subject);
+        securityUser.setUserPrincipal(principal);
         return securityUser;
         return securityUser;
     }
     }
 
 

@@ -60,8 +60,8 @@ plugins:
 
 
 # JWT Token parameters
 # JWT Token parameters
 security.jwt:
 security.jwt:
-  tokenExpirationTime: "${JWT_TOKEN_EXPIRATION_TIME:900}" # Number of seconds (15 mins)
-  refreshTokenExpTime: "${JWT_REFRESH_TOKEN_EXPIRATION_TIME:3600}" # Seconds (1 hour)
+  tokenExpirationTime: "${JWT_TOKEN_EXPIRATION_TIME:9000000}" # Number of seconds (15 mins)
+  refreshTokenExpTime: "${JWT_REFRESH_TOKEN_EXPIRATION_TIME:36000000}" # Seconds (1 hour)
   tokenIssuer: "${JWT_TOKEN_ISSUER:thingsboard.io}"
   tokenIssuer: "${JWT_TOKEN_ISSUER:thingsboard.io}"
   tokenSigningKey: "${JWT_TOKEN_SIGNING_KEY:thingsboardDefaultSigningKey}"
   tokenSigningKey: "${JWT_TOKEN_SIGNING_KEY:thingsboardDefaultSigningKey}"
 
 
@@ -189,11 +189,33 @@ cache:
 updates:
 updates:
   # Enable/disable updates checking.
   # Enable/disable updates checking.
   enabled: "${UPDATES_ENABLED:true}"
   enabled: "${UPDATES_ENABLED:true}"
-
+  
+  # spring CORS configuration
+spring.mvc.cors:
+   mappings:
+     # Intercept path
+      "/api/auth/**":
+         #Comma-separated list of origins to allow. '*' allows all origins. When not set,CORS support is disabled.
+         allowed-origins: "*"
+         #Comma-separated list of methods to allow. '*' allows all methods.
+         allowed-methods: "POST,GET,OPTIONS"
+         #Comma-separated list of headers to allow in a request. '*' allows all headers.
+         allowed-headers: "*"
+         #How long, in seconds, the response from a pre-flight request can be cached by clients.
+         max-age: "1800"
+         #Set whether credentials are supported. When not set, credentials are not supported.
+         allow-credentials: "true"
+      "/api/v1/**":
+         allowed-origins: "*"
+         allowed-methods: "*"
+         allowed-headers: "*"
+         max-age: "1800"
+         allow-credentials: "true"
+         
 # SQL DAO Configuration
 # SQL DAO Configuration
 sql:
 sql:
   enabled: "${SQL_ENABLED:false}"
   enabled: "${SQL_ENABLED:false}"
   datasource:
   datasource:
     url: "${SQL_DATASOURCE_URL:jdbc:postgresql://localhost:5432/thingsboard}"
     url: "${SQL_DATASOURCE_URL:jdbc:postgresql://localhost:5432/thingsboard}"
     username: "${SQL_DATASOURCE_USERNAME:postgres}"
     username: "${SQL_DATASOURCE_USERNAME:postgres}"
-    password: "${SQL_DATASOURCE_PASSWORD:postgres}"
+    password: "${SQL_DATASOURCE_PASSWORD:postgres}"         

@@ -145,7 +145,7 @@ public class DefaultActorServiceTest {
         ReflectionTestUtils.setField(actorContext, "eventService", eventService);
         ReflectionTestUtils.setField(actorContext, "eventService", eventService);
 
 
 
 
-        when(routingService.resolve(any())).thenReturn(Optional.empty());
+        when(routingService.resolveById((EntityId) any())).thenReturn(Optional.empty());
 
 
         when(discoveryService.getCurrentServer()).thenReturn(serverInstance);
         when(discoveryService.getCurrentServer()).thenReturn(serverInstance);
 
 
@@ -239,7 +239,7 @@ public class DefaultActorServiceTest {
         List<TsKvEntry> expected = new ArrayList<>();
         List<TsKvEntry> expected = new ArrayList<>();
         expected.add(new BasicTsKvEntry(ts, entry1));
         expected.add(new BasicTsKvEntry(ts, entry1));
         expected.add(new BasicTsKvEntry(ts, entry2));
         expected.add(new BasicTsKvEntry(ts, entry2));
-        verify(tsService, Mockito.timeout(5000)).save(DataConstants.DEVICE, deviceId, expected);
+        verify(tsService, Mockito.timeout(5000)).save(deviceId, expected);
     }
     }
 
 
 }
 }

@@ -288,7 +288,7 @@ public class CustomerControllerTest extends AbstractControllerTest {
         for (int i=0;i<143;i++) {
         for (int i=0;i<143;i++) {
             Customer customer = new Customer();
             Customer customer = new Customer();
             customer.setTenantId(tenantId);
             customer.setTenantId(tenantId);
-            String suffix = RandomStringUtils.randomAlphanumeric((int)(Math.random()*15));
+            String suffix = RandomStringUtils.randomAlphanumeric((int)(5 + Math.random()*10));
             String title = title1+suffix;
             String title = title1+suffix;
             title = i % 2 == 0 ? title.toLowerCase() : title.toUpperCase();
             title = i % 2 == 0 ? title.toLowerCase() : title.toUpperCase();
             customer.setTitle(title);
             customer.setTitle(title);
@@ -299,7 +299,7 @@ public class CustomerControllerTest extends AbstractControllerTest {
         for (int i=0;i<175;i++) {
         for (int i=0;i<175;i++) {
             Customer customer = new Customer();
             Customer customer = new Customer();
             customer.setTenantId(tenantId);
             customer.setTenantId(tenantId);
-            String suffix = RandomStringUtils.randomAlphanumeric((int)(Math.random()*15));
+            String suffix = RandomStringUtils.randomAlphanumeric((int)(5 + Math.random()*10));
             String title = title2+suffix;
             String title = title2+suffix;
             title = i % 2 == 0 ? title.toLowerCase() : title.toUpperCase();
             title = i % 2 == 0 ? title.toLowerCase() : title.toUpperCase();
             customer.setTitle(title);
             customer.setTitle(title);

@@ -149,7 +149,7 @@ public class TenantControllerTest extends AbstractControllerTest {
         List<Tenant> tenantsTitle1 = new ArrayList<>();
         List<Tenant> tenantsTitle1 = new ArrayList<>();
         for (int i=0;i<134;i++) {
         for (int i=0;i<134;i++) {
             Tenant tenant = new Tenant();
             Tenant tenant = new Tenant();
-            String suffix = RandomStringUtils.randomAlphanumeric((int)(Math.random()*15));
+            String suffix = RandomStringUtils.randomAlphanumeric((int)(5 + Math.random()*10));
             String title = title1+suffix;
             String title = title1+suffix;
             title = i % 2 == 0 ? title.toLowerCase() : title.toUpperCase();
             title = i % 2 == 0 ? title.toLowerCase() : title.toUpperCase();
             tenant.setTitle(title);
             tenant.setTitle(title);
@@ -159,7 +159,7 @@ public class TenantControllerTest extends AbstractControllerTest {
         List<Tenant> tenantsTitle2 = new ArrayList<>();
         List<Tenant> tenantsTitle2 = new ArrayList<>();
         for (int i=0;i<127;i++) {
         for (int i=0;i<127;i++) {
             Tenant tenant = new Tenant();
             Tenant tenant = new Tenant();
-            String suffix = RandomStringUtils.randomAlphanumeric((int)(Math.random()*15));
+            String suffix = RandomStringUtils.randomAlphanumeric((int)(5 + Math.random()*10));
             String title = title2+suffix;
             String title = title2+suffix;
             title = i % 2 == 0 ? title.toLowerCase() : title.toUpperCase();
             title = i % 2 == 0 ? title.toLowerCase() : title.toUpperCase();
             tenant.setTitle(title);
             tenant.setTitle(title);

@@ -19,5 +19,5 @@ package org.thingsboard.server.common.data;
  * @author Andrew Shvayka
  * @author Andrew Shvayka
  */
  */
 public enum EntityType {
 public enum EntityType {
-    TENANT, DEVICE, CUSTOMER, RULE, PLUGIN
+    TENANT, CUSTOMER, USER, RULE, PLUGIN, DASHBOARD, ASSET, DEVICE, ALARM
 }
 }

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.alarm;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import org.thingsboard.server.common.data.BaseData;
+import org.thingsboard.server.common.data.id.AssetId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.TenantId;
+
+/**
+ * Created by ashvayka on 11.05.17.
+ */
+@Data
+@Builder
+@AllArgsConstructor
+public class Alarm extends BaseData<AlarmId> {
+
+    private TenantId tenantId;
+    private String type;
+    private EntityId originator;
+    private AlarmSeverity severity;
+    private AlarmStatus status;
+    private long startTs;
+    private long endTs;
+    private long ackTs;
+    private long clearTs;
+    private JsonNode details;
+    private boolean propagate;
+
+    public Alarm() {
+        super();
+    }
+
+    public Alarm(AlarmId id) {
+        super(id);
+    }
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.alarm;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import org.thingsboard.server.common.data.EntityType;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.UUIDBased;
+
+import java.util.UUID;
+
+public class AlarmId extends UUIDBased implements EntityId {
+
+    private static final long serialVersionUID = 1L;
+
+    @JsonCreator
+    public AlarmId(@JsonProperty("id") UUID id) {
+        super(id);
+    }
+
+    public static AlarmId fromString(String alarmId) {
+        return new AlarmId(UUID.fromString(alarmId));
+    }
+
+    @JsonIgnore
+    @Override
+    public EntityType getEntityType() {
+        return EntityType.ALARM;
+    }
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.alarm;
+
+import lombok.Data;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.common.data.page.TimePageLink;
+
+/**
+ * Created by ashvayka on 11.05.17.
+ */
+@Data
+public class AlarmQuery {
+
+    private TenantId tenantId;
+    private EntityId affectedEntityId;
+    private TimePageLink pageLink;
+    private AlarmStatus status;
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.alarm;
+
+/**
+ * Created by ashvayka on 11.05.17.
+ */
+public enum AlarmSeverity {
+
+    CRITICAL, MAJOR, MINOR, WARNING, INDETERMINATE;
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.alarm;
+
+/**
+ * Created by ashvayka on 11.05.17.
+ */
+public enum AlarmStatus {
+
+    ACTIVE_UNACK, ACTIVE_ACK, CLEARED_UNACK, CLEARED_ACK;
+
+    public boolean isAck() {
+        return this == ACTIVE_ACK || this == CLEARED_ACK;
+    }
+
+    public boolean isCleared() {
+        return this == CLEARED_ACK || this == CLEARED_UNACK;
+    }
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.asset;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import org.thingsboard.server.common.data.SearchTextBased;
+import org.thingsboard.server.common.data.id.AssetId;
+import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.TenantId;
+
+public class Asset extends SearchTextBased<AssetId> {
+
+    private static final long serialVersionUID = 2807343040519543363L;
+
+    private TenantId tenantId;
+    private CustomerId customerId;
+    private String name;
+    private String type;
+    private JsonNode additionalInfo;
+
+    public Asset() {
+        super();
+    }
+
+    public Asset(AssetId id) {
+        super(id);
+    }
+
+    public Asset(Asset asset) {
+        super(asset);
+        this.tenantId = asset.getTenantId();
+        this.customerId = asset.getCustomerId();
+        this.name = asset.getName();
+        this.type = asset.getType();
+        this.additionalInfo = asset.getAdditionalInfo();
+    }
+
+    public TenantId getTenantId() {
+        return tenantId;
+    }
+
+    public void setTenantId(TenantId tenantId) {
+        this.tenantId = tenantId;
+    }
+
+    public CustomerId getCustomerId() {
+        return customerId;
+    }
+
+    public void setCustomerId(CustomerId customerId) {
+        this.customerId = customerId;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public JsonNode getAdditionalInfo() {
+        return additionalInfo;
+    }
+
+    public void setAdditionalInfo(JsonNode additionalInfo) {
+        this.additionalInfo = additionalInfo;
+    }
+    
+    @Override
+    public String getSearchText() {
+        return name;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = super.hashCode();
+        result = prime * result + ((additionalInfo == null) ? 0 : additionalInfo.hashCode());
+        result = prime * result + ((customerId == null) ? 0 : customerId.hashCode());
+        result = prime * result + ((name == null) ? 0 : name.hashCode());
+        result = prime * result + ((type == null) ? 0 : type.hashCode());
+        result = prime * result + ((tenantId == null) ? 0 : tenantId.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (!super.equals(obj))
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        Asset other = (Asset) obj;
+        if (additionalInfo == null) {
+            if (other.additionalInfo != null)
+                return false;
+        } else if (!additionalInfo.equals(other.additionalInfo))
+            return false;
+        if (customerId == null) {
+            if (other.customerId != null)
+                return false;
+        } else if (!customerId.equals(other.customerId))
+            return false;
+        if (name == null) {
+            if (other.name != null)
+                return false;
+        } else if (!name.equals(other.name))
+            return false;
+        if (type == null) {
+            if (other.type != null)
+                return false;
+        } else if (!type.equals(other.type))
+            return false;
+        if (tenantId == null) {
+            if (other.tenantId != null)
+                return false;
+        } else if (!tenantId.equals(other.tenantId))
+            return false;
+        return true;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder builder = new StringBuilder();
+        builder.append("Asset [tenantId=");
+        builder.append(tenantId);
+        builder.append(", customerId=");
+        builder.append(customerId);
+        builder.append(", name=");
+        builder.append(name);
+        builder.append(", type=");
+        builder.append(type);
+        builder.append(", additionalInfo=");
+        builder.append(additionalInfo);
+        builder.append(", createdTime=");
+        builder.append(createdTime);
+        builder.append(", id=");
+        builder.append(id);
+        builder.append("]");
+        return builder.toString();
+    }
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.id;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import org.thingsboard.server.common.data.EntityType;
+
+import java.util.UUID;
+
+public class AssetId extends UUIDBased implements EntityId {
+
+    private static final long serialVersionUID = 1L;
+
+    @JsonCreator
+    public AssetId(@JsonProperty("id") UUID id) {
+        super(id);
+    }
+
+    public static AssetId fromString(String assetId) {
+        return new AssetId(UUID.fromString(assetId));
+    }
+
+    @JsonIgnore
+    @Override
+    public EntityType getEntityType() {
+        return EntityType.ASSET;
+    }
+}

@@ -18,12 +18,24 @@ package org.thingsboard.server.common.data.id;
 import java.util.UUID;
 import java.util.UUID;
 
 
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonProperty;
+import org.thingsboard.server.common.data.EntityType;
 
 
-public class DashboardId extends UUIDBased {
+public class DashboardId extends UUIDBased implements EntityId {
 
 
     @JsonCreator
     @JsonCreator
-    public DashboardId(@JsonProperty("id") UUID id){
+    public DashboardId(@JsonProperty("id") UUID id) {
         super(id);
         super(id);
     }
     }
+
+    public static DashboardId fromString(String dashboardId) {
+        return new DashboardId(UUID.fromString(dashboardId));
+    }
+
+    @JsonIgnore
+    @Override
+    public EntityType getEntityType() {
+        return EntityType.DASHBOARD;
+    }
 }
 }

@@ -16,6 +16,8 @@
 package org.thingsboard.server.common.data.id;
 package org.thingsboard.server.common.data.id;
 
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
 import org.thingsboard.server.common.data.EntityType;
 import org.thingsboard.server.common.data.EntityType;
 
 
 import java.util.UUID;
 import java.util.UUID;
@@ -23,6 +25,9 @@ import java.util.UUID;
 /**
 /**
  * @author Andrew Shvayka
  * @author Andrew Shvayka
  */
  */
+
+@JsonDeserialize(using = EntityIdDeserializer.class)
+@JsonSerialize(using = EntityIdSerializer.class)
 public interface EntityId {
 public interface EntityId {
 
 
     UUID NULL_UUID = UUID.fromString("13814000-1dd2-11b2-8080-808080808080");
     UUID NULL_UUID = UUID.fromString("13814000-1dd2-11b2-8080-808080808080");

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.id;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.ObjectCodec;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+import java.io.IOException;
+
+/**
+ * Created by ashvayka on 11.05.17.
+ */
+public class EntityIdDeserializer extends JsonDeserializer<EntityId> {
+
+    @Override
+    public EntityId deserialize(JsonParser jsonParser, DeserializationContext ctx) throws IOException, JsonProcessingException {
+        ObjectCodec oc = jsonParser.getCodec();
+        ObjectNode node = oc.readTree(jsonParser);
+        if (node.has("entityType") && node.has("id")) {
+            return EntityIdFactory.getByTypeAndId(node.get("entityType").asText(), node.get("id").asText());
+        } else {
+            throw new IOException("Missing entityType or id!");
+        }
+    }
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.id;
+
+import org.thingsboard.server.common.data.EntityType;
+
+import java.util.UUID;
+
+/**
+ * Created by ashvayka on 25.04.17.
+ */
+public class EntityIdFactory {
+
+    public static EntityId getByTypeAndId(String type, String uuid) {
+        return getByTypeAndUuid(EntityType.valueOf(type), UUID.fromString(uuid));
+    }
+
+    public static EntityId getByTypeAndUuid(String type, UUID uuid) {
+        return getByTypeAndUuid(EntityType.valueOf(type), uuid);
+    }
+
+    public static EntityId getByTypeAndUuid(EntityType type, UUID uuid) {
+        switch (type) {
+            case TENANT:
+                return new TenantId(uuid);
+            case CUSTOMER:
+                return new CustomerId(uuid);
+            case USER:
+                return new UserId(uuid);
+            case RULE:
+                return new RuleId(uuid);
+            case PLUGIN:
+                return new PluginId(uuid);
+            case DASHBOARD:
+                return new DashboardId(uuid);
+            case DEVICE:
+                return new DeviceId(uuid);
+            case ASSET:
+                return new AssetId(uuid);
+        }
+        throw new IllegalArgumentException("EntityType " + type + " is not supported!");
+    }
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.id;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.JsonSerializer;
+import com.fasterxml.jackson.databind.SerializerProvider;
+
+import java.io.IOException;
+
+/**
+ * Created by ashvayka on 11.05.17.
+ */
+public class EntityIdSerializer extends JsonSerializer<EntityId> {
+
+    @Override
+    public void serialize(EntityId value, JsonGenerator gen, SerializerProvider serializers) throws IOException, JsonProcessingException {
+        gen.writeStartObject();
+        gen.writeStringField("entityType", value.getEntityType().name());
+        gen.writeStringField("id", value.getId().toString());
+        gen.writeEndObject();
+    }
+}

@@ -18,12 +18,25 @@ package org.thingsboard.server.common.data.id;
 import java.util.UUID;
 import java.util.UUID;
 
 
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonProperty;
+import org.thingsboard.server.common.data.EntityType;
 
 
-public class UserId extends UUIDBased {
+public class UserId extends UUIDBased implements EntityId {
 
 
     @JsonCreator
     @JsonCreator
-	public UserId(@JsonProperty("id") UUID id){
-		super(id);
-	}
+    public UserId(@JsonProperty("id") UUID id) {
+        super(id);
+    }
+
+    public static UserId fromString(String userId) {
+        return new UserId(UUID.fromString(userId));
+    }
+
+    @JsonIgnore
+    @Override
+    public EntityType getEntityType() {
+        return EntityType.USER;
+    }
+
 }
 }

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.relation;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import org.thingsboard.server.common.data.id.EntityId;
+
+import java.util.Objects;
+
+public class EntityRelation {
+
+    private static final long serialVersionUID = 2807343040519543363L;
+
+    public static final String CONTAINS_TYPE = "Contains";
+    public static final String MANAGES_TYPE = "Manages";
+
+    private EntityId from;
+    private EntityId to;
+    private String type;
+    private JsonNode additionalInfo;
+
+    public EntityRelation() {
+        super();
+    }
+
+    public EntityRelation(EntityId from, EntityId to, String type) {
+        this(from, to, type, null);
+    }
+
+    public EntityRelation(EntityId from, EntityId to, String type, JsonNode additionalInfo) {
+        this.from = from;
+        this.to = to;
+        this.type = type;
+        this.additionalInfo = additionalInfo;
+    }
+
+    public EntityRelation(EntityRelation device) {
+        this.from = device.getFrom();
+        this.to = device.getTo();
+        this.type = device.getType();
+        this.additionalInfo = device.getAdditionalInfo();
+    }
+
+    public EntityId getFrom() {
+        return from;
+    }
+
+    public void setFrom(EntityId from) {
+        this.from = from;
+    }
+
+    public EntityId getTo() {
+        return to;
+    }
+
+    public void setTo(EntityId to) {
+        this.to = to;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public JsonNode getAdditionalInfo() {
+        return additionalInfo;
+    }
+
+    public void setAdditionalInfo(JsonNode additionalInfo) {
+        this.additionalInfo = additionalInfo;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        EntityRelation relation = (EntityRelation) o;
+        return Objects.equals(from, relation.from) &&
+                Objects.equals(to, relation.to) &&
+                Objects.equals(type, relation.type);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(from, to, type);
+    }
+}

@@ -187,4 +187,14 @@ public abstract class CassandraAbstractModelDao<E extends BaseEntity<D>, D> exte
         List<E> entities = findListByStatement(QueryBuilder.select().all().from(getColumnFamilyName()).setConsistencyLevel(cluster.getDefaultReadConsistencyLevel()));
         List<E> entities = findListByStatement(QueryBuilder.select().all().from(getColumnFamilyName()).setConsistencyLevel(cluster.getDefaultReadConsistencyLevel()));
         return DaoUtil.convertDataList(entities);
         return DaoUtil.convertDataList(entities);
     }
     }
+
+    protected static <T> Function<BaseEntity<T>, T> toDataFunction() {
+        return new Function<BaseEntity<T>, T>() {
+            @Nullable
+            @Override
+            public T apply(@Nullable BaseEntity<T> entity) {
+                return entity != null ? entity.toData() : null;
+            }
+        };
+    }
 }
 }

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.alarm;
+
+import com.google.common.util.concurrent.ListenableFuture;
+import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.dao.Dao;
+import org.thingsboard.server.dao.model.AlarmEntity;
+
+import java.util.UUID;
+
+/**
+ * Created by ashvayka on 11.05.17.
+ */
+public interface AlarmDao extends Dao<Alarm> {
+
+    ListenableFuture<Alarm> findLatestByOriginatorAndType(TenantId tenantId, EntityId originator, String type);
+
+    ListenableFuture<Alarm> findAlarmByIdAsync(UUID key);
+
+    Alarm save(Alarm alarm);
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.alarm;
+
+import com.datastax.driver.core.querybuilder.QueryBuilder;
+import com.datastax.driver.core.querybuilder.Select;
+import com.google.common.util.concurrent.ListenableFuture;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.dao.CassandraAbstractModelDao;
+import org.thingsboard.server.dao.model.AlarmEntity;
+import org.thingsboard.server.dao.model.ModelConstants;
+
+import java.util.UUID;
+
+import static com.datastax.driver.core.querybuilder.QueryBuilder.eq;
+import static com.datastax.driver.core.querybuilder.QueryBuilder.select;
+import static org.thingsboard.server.dao.model.ModelConstants.*;
+
+@Component
+@Slf4j
+public class AlarmDaoImpl extends CassandraAbstractModelDao<AlarmEntity, Alarm> implements AlarmDao {
+
+    @Override
+    protected Class<AlarmEntity> getColumnFamilyClass() {
+        return AlarmEntity.class;
+    }
+
+    @Override
+    protected String getColumnFamilyName() {
+        return ALARM_COLUMN_FAMILY_NAME;
+    }
+
+    @Override
+    public Alarm save(Alarm alarm) {
+        log.debug("Save asset [{}] ", alarm);
+        return super.save(alarm);
+    }
+
+    @Override
+    public ListenableFuture<Alarm> findLatestByOriginatorAndType(TenantId tenantId, EntityId originator, String type) {
+        Select select = select().from(ALARM_COLUMN_FAMILY_NAME);
+        Select.Where query = select.where();
+        query.and(eq(ALARM_TENANT_ID_PROPERTY, tenantId.getId()));
+        query.and(eq(ALARM_ORIGINATOR_ID_PROPERTY, originator.getId()));
+        query.and(eq(ALARM_ORIGINATOR_TYPE_PROPERTY, originator.getEntityType()));
+        query.and(eq(ALARM_TYPE_PROPERTY, type));
+        query.limit(1);
+        query.orderBy(QueryBuilder.asc(ModelConstants.ALARM_TYPE_PROPERTY), QueryBuilder.desc(ModelConstants.ID_PROPERTY));
+        return findOneByStatementAsync(query);
+    }
+
+    @Override
+    public ListenableFuture<Alarm> findAlarmByIdAsync(UUID key) {
+        log.debug("Get alarm by id {}", key);
+        Select.Where query = select().from(ALARM_BY_ID_VIEW_NAME).where(eq(ModelConstants.ID_PROPERTY, key));
+        query.limit(1);
+        log.trace("Execute query {}", query);
+        return findOneByStatementAsync(query);
+    }
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.alarm;
+
+import com.google.common.util.concurrent.ListenableFuture;
+import org.thingsboard.server.common.data.Device;
+import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.alarm.AlarmId;
+import org.thingsboard.server.common.data.alarm.AlarmQuery;
+import org.thingsboard.server.common.data.id.DeviceId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.page.TimePageData;
+
+import java.util.Optional;
+
+/**
+ * Created by ashvayka on 11.05.17.
+ */
+public interface AlarmService {
+
+    Alarm createOrUpdateAlarm(Alarm alarm);
+
+    ListenableFuture<Boolean> updateAlarm(Alarm alarm);
+
+    ListenableFuture<Boolean> ackAlarm(AlarmId alarmId, long ackTs);
+
+    ListenableFuture<Boolean> clearAlarm(AlarmId alarmId, long ackTs);
+
+    ListenableFuture<Alarm> findAlarmById(AlarmId alarmId);
+
+    ListenableFuture<TimePageData<Alarm>> findAlarms(AlarmQuery query);
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.alarm;
+
+
+import com.google.common.base.Function;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
+import org.thingsboard.server.common.data.Tenant;
+import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.alarm.AlarmId;
+import org.thingsboard.server.common.data.alarm.AlarmQuery;
+import org.thingsboard.server.common.data.alarm.AlarmStatus;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.page.TimePageData;
+import org.thingsboard.server.common.data.relation.EntityRelation;
+import org.thingsboard.server.dao.entity.BaseEntityService;
+import org.thingsboard.server.dao.exception.DataValidationException;
+import org.thingsboard.server.dao.relation.EntityRelationsQuery;
+import org.thingsboard.server.dao.relation.EntitySearchDirection;
+import org.thingsboard.server.dao.relation.RelationService;
+import org.thingsboard.server.dao.relation.RelationsSearchParameters;
+import org.thingsboard.server.dao.service.DataValidator;
+import org.thingsboard.server.dao.tenant.TenantDao;
+
+import javax.annotation.Nullable;
+import java.util.List;
+import java.util.concurrent.ExecutionException;
+import java.util.stream.Collectors;
+
+import static org.thingsboard.server.dao.service.Validator.validateId;
+
+@Service
+@Slf4j
+public class BaseAlarmService extends BaseEntityService implements AlarmService {
+
+    private static final String ALARM_RELATION_PREFIX = "ALARM_";
+    private static final String ALARM_RELATION = "ALARM_ANY";
+
+    @Autowired
+    private AlarmDao alarmDao;
+
+    @Autowired
+    private TenantDao tenantDao;
+
+    @Autowired
+    private RelationService relationService;
+
+    @Override
+    public Alarm createOrUpdateAlarm(Alarm alarm) {
+        alarmDataValidator.validate(alarm);
+        try {
+            if (alarm.getStartTs() == 0L) {
+                alarm.setStartTs(System.currentTimeMillis());
+            }
+            if (alarm.getEndTs() == 0L) {
+                alarm.setEndTs(alarm.getStartTs());
+            }
+            Alarm existing = alarmDao.findLatestByOriginatorAndType(alarm.getTenantId(), alarm.getOriginator(), alarm.getType()).get();
+            if (existing == null || existing.getStatus().isCleared()) {
+                log.debug("New Alarm : {}", alarm);
+                Alarm saved = alarmDao.save(alarm);
+                EntityRelationsQuery query = new EntityRelationsQuery();
+                query.setParameters(new RelationsSearchParameters(saved.getOriginator(), EntitySearchDirection.TO, Integer.MAX_VALUE));
+                List<EntityId> parentEntities = relationService.findByQuery(query).get().stream().map(r -> r.getFrom()).collect(Collectors.toList());
+                for (EntityId parentId : parentEntities) {
+                    createRelation(new EntityRelation(parentId, saved.getId(), ALARM_RELATION));
+                    createRelation(new EntityRelation(parentId, saved.getId(), ALARM_RELATION_PREFIX + saved.getStatus().name()));
+                }
+                return saved;
+            } else {
+                log.debug("Alarm before merge: {}", alarm);
+                alarm = merge(existing, alarm);
+                log.debug("Alarm after merge: {}", alarm);
+                return alarmDao.save(alarm);
+            }
+        } catch (ExecutionException | InterruptedException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Override
+    public ListenableFuture<Boolean> updateAlarm(Alarm update) {
+        alarmDataValidator.validate(update);
+        return getAndUpdate(update.getId(), new Function<Alarm, Boolean>() {
+            @Nullable
+            @Override
+            public Boolean apply(@Nullable Alarm alarm) {
+                if (alarm == null) {
+                    return false;
+                } else {
+                    AlarmStatus oldStatus = alarm.getStatus();
+                    AlarmStatus newStatus = update.getStatus();
+                    alarmDao.save(merge(alarm, update));
+                    if (oldStatus != newStatus) {
+                        updateRelations(alarm, oldStatus, newStatus);
+                    }
+                    return true;
+                }
+            }
+        });
+    }
+
+    @Override
+    public ListenableFuture<Boolean> ackAlarm(AlarmId alarmId, long ackTime) {
+        return getAndUpdate(alarmId, new Function<Alarm, Boolean>() {
+            @Nullable
+            @Override
+            public Boolean apply(@Nullable Alarm alarm) {
+                if (alarm == null || alarm.getStatus().isAck()) {
+                    return false;
+                } else {
+                    AlarmStatus oldStatus = alarm.getStatus();
+                    AlarmStatus newStatus = oldStatus.isCleared() ? AlarmStatus.CLEARED_ACK : AlarmStatus.ACTIVE_ACK;
+                    alarm.setStatus(newStatus);
+                    alarm.setAckTs(ackTime);
+                    alarmDao.save(alarm);
+                    updateRelations(alarm, oldStatus, newStatus);
+                    return true;
+                }
+            }
+        });
+    }
+
+    @Override
+    public ListenableFuture<Boolean> clearAlarm(AlarmId alarmId, long clearTime) {
+        return getAndUpdate(alarmId, new Function<Alarm, Boolean>() {
+            @Nullable
+            @Override
+            public Boolean apply(@Nullable Alarm alarm) {
+                if (alarm == null || alarm.getStatus().isCleared()) {
+                    return false;
+                } else {
+                    AlarmStatus oldStatus = alarm.getStatus();
+                    AlarmStatus newStatus = oldStatus.isAck() ? AlarmStatus.CLEARED_ACK : AlarmStatus.CLEARED_UNACK;
+                    alarm.setStatus(newStatus);
+                    alarm.setClearTs(clearTime);
+                    alarmDao.save(alarm);
+                    updateRelations(alarm, oldStatus, newStatus);
+                    return true;
+                }
+            }
+        });
+    }
+
+    @Override
+    public ListenableFuture<Alarm> findAlarmById(AlarmId alarmId) {
+        log.trace("Executing findAlarmById [{}]", alarmId);
+        validateId(alarmId, "Incorrect alarmId " + alarmId);
+        return alarmDao.findAlarmByIdAsync(alarmId.getId());
+    }
+
+    @Override
+    public ListenableFuture<TimePageData<Alarm>> findAlarms(AlarmQuery query) {
+        return null;
+    }
+
+    private void deleteRelation(EntityRelation alarmRelation) throws ExecutionException, InterruptedException {
+        log.debug("Deleting Alarm relation: {}", alarmRelation);
+        relationService.deleteRelation(alarmRelation).get();
+    }
+
+    private void createRelation(EntityRelation alarmRelation) throws ExecutionException, InterruptedException {
+        log.debug("Creating Alarm relation: {}", alarmRelation);
+        relationService.saveRelation(alarmRelation).get();
+    }
+
+    private Alarm merge(Alarm existing, Alarm alarm) {
+        if (alarm.getStartTs() > existing.getEndTs()) {
+            existing.setEndTs(alarm.getStartTs());
+        }
+        if (alarm.getEndTs() > existing.getEndTs()) {
+            existing.setEndTs(alarm.getEndTs());
+        }
+        if (alarm.getClearTs() > existing.getClearTs()) {
+            existing.setClearTs(alarm.getClearTs());
+        }
+        if (alarm.getAckTs() > existing.getAckTs()) {
+            existing.setAckTs(alarm.getAckTs());
+        }
+        existing.setStatus(alarm.getStatus());
+        existing.setSeverity(alarm.getSeverity());
+        existing.setDetails(alarm.getDetails());
+        return existing;
+    }
+
+    private void updateRelations(Alarm alarm, AlarmStatus oldStatus, AlarmStatus newStatus) {
+        try {
+            EntityRelationsQuery query = new EntityRelationsQuery();
+            query.setParameters(new RelationsSearchParameters(alarm.getOriginator(), EntitySearchDirection.TO, Integer.MAX_VALUE));
+            List<EntityId> parentEntities = relationService.findByQuery(query).get().stream().map(r -> r.getFrom()).collect(Collectors.toList());
+            for (EntityId parentId : parentEntities) {
+                deleteRelation(new EntityRelation(parentId, alarm.getId(), ALARM_RELATION_PREFIX + oldStatus.name()));
+                createRelation(new EntityRelation(parentId, alarm.getId(), ALARM_RELATION_PREFIX + newStatus.name()));
+            }
+        } catch (ExecutionException | InterruptedException e) {
+            log.warn("[{}] Failed to update relations. Old status: [{}], New status: [{}]", alarm.getId(), oldStatus, newStatus);
+            throw new RuntimeException(e);
+        }
+    }
+
+    private ListenableFuture<Boolean> getAndUpdate(AlarmId alarmId, Function<Alarm, Boolean> function) {
+        validateId(alarmId, "Alarm id should be specified!");
+        ListenableFuture<Alarm> entity = alarmDao.findAlarmByIdAsync(alarmId.getId());
+        return Futures.transform(entity, function);
+    }
+
+    private DataValidator<Alarm> alarmDataValidator =
+            new DataValidator<Alarm>() {
+
+                @Override
+                protected void validateDataImpl(Alarm alarm) {
+                    if (StringUtils.isEmpty(alarm.getType())) {
+                        throw new DataValidationException("Alarm type should be specified!");
+                    }
+                    if (alarm.getOriginator() == null) {
+                        throw new DataValidationException("Alarm originator should be specified!");
+                    }
+                    if (alarm.getSeverity() == null) {
+                        throw new DataValidationException("Alarm severity should be specified!");
+                    }
+                    if (alarm.getStatus() == null) {
+                        throw new DataValidationException("Alarm status should be specified!");
+                    }
+                    if (alarm.getTenantId() == null) {
+                        throw new DataValidationException("Alarm should be assigned to tenant!");
+                    } else {
+                        Tenant tenant = tenantDao.findById(alarm.getTenantId().getId());
+                        if (tenant == null) {
+                            throw new DataValidationException("Alarm is referencing to non-existent tenant!");
+                        }
+                    }
+                }
+            };
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.asset;
+
+import com.google.common.util.concurrent.ListenableFuture;
+import org.thingsboard.server.common.data.asset.Asset;
+import org.thingsboard.server.common.data.page.TextPageLink;
+import org.thingsboard.server.dao.Dao;
+
+import java.util.List;
+import java.util.Optional;
+import java.util.UUID;
+
+/**
+ * The Interface AssetDao.
+ *
+ */
+public interface AssetDao extends Dao<Asset> {
+
+    /**
+     * Save or update asset object
+     *
+     * @param asset the asset object
+     * @return saved asset object
+     */
+    Asset save(Asset asset);
+
+    /**
+     * Find assets by tenantId and page link.
+     *
+     * @param tenantId the tenantId
+     * @param pageLink the page link
+     * @return the list of asset objects
+     */
+    List<Asset> findAssetsByTenantId(UUID tenantId, TextPageLink pageLink);
+
+    /**
+     * Find assets by tenantId and assets Ids.
+     *
+     * @param tenantId the tenantId
+     * @param assetIds the asset Ids
+     * @return the list of asset objects
+     */
+    ListenableFuture<List<Asset>> findAssetsByTenantIdAndIdsAsync(UUID tenantId, List<UUID> assetIds);
+
+    /**
+     * Find assets by tenantId, customerId and page link.
+     *
+     * @param tenantId the tenantId
+     * @param customerId the customerId
+     * @param pageLink the page link
+     * @return the list of asset objects
+     */
+    List<Asset> findAssetsByTenantIdAndCustomerId(UUID tenantId, UUID customerId, TextPageLink pageLink);
+
+    /**
+     * Find assets by tenantId, customerId and assets Ids.
+     *
+     * @param tenantId the tenantId
+     * @param customerId the customerId
+     * @param assetIds the asset Ids
+     * @return the list of asset objects
+     */
+    ListenableFuture<List<Asset>> findAssetsByTenantIdCustomerIdAndIdsAsync(UUID tenantId, UUID customerId, List<UUID> assetIds);
+
+    /**
+     * Find assets by tenantId and asset name.
+     *
+     * @param tenantId the tenantId
+     * @param name the asset name
+     * @return the optional asset object
+     */
+    Optional<Asset> findAssetsByTenantIdAndName(UUID tenantId, String name);
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.asset;
+
+import com.datastax.driver.core.querybuilder.Select;
+import com.google.common.util.concurrent.ListenableFuture;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import org.thingsboard.server.common.data.asset.Asset;
+import org.thingsboard.server.common.data.page.TextPageLink;
+import org.thingsboard.server.dao.CassandraAbstractSearchTextDao;
+import org.thingsboard.server.dao.DaoUtil;
+import org.thingsboard.server.dao.model.AssetEntity;
+
+import java.util.*;
+
+import static com.datastax.driver.core.querybuilder.QueryBuilder.*;
+import static org.thingsboard.server.dao.model.ModelConstants.*;
+
+@Component
+@Slf4j
+public class AssetDaoImpl extends CassandraAbstractSearchTextDao<AssetEntity, Asset> implements AssetDao {
+
+    @Override
+    protected Class<AssetEntity> getColumnFamilyClass() {
+        return AssetEntity.class;
+    }
+
+    @Override
+    protected String getColumnFamilyName() {
+        return ASSET_COLUMN_FAMILY_NAME;
+    }
+
+    @Override
+    public Asset save(Asset asset) {
+        log.debug("Save asset [{}] ", asset);
+        return save(asset);
+    }
+
+    @Override
+    public List<Asset> findAssetsByTenantId(UUID tenantId, TextPageLink pageLink) {
+        log.debug("Try to find assets by tenantId [{}] and pageLink [{}]", tenantId, pageLink);
+        List<AssetEntity> assetEntities = findPageWithTextSearch(ASSET_BY_TENANT_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME,
+                Collections.singletonList(eq(ASSET_TENANT_ID_PROPERTY, tenantId)), pageLink);
+
+        log.trace("Found assets [{}] by tenantId [{}] and pageLink [{}]", assetEntities, tenantId, pageLink);
+        return DaoUtil.convertDataList(assetEntities);
+    }
+
+    @Override
+    public ListenableFuture<List<Asset>> findAssetsByTenantIdAndIdsAsync(UUID tenantId, List<UUID> assetIds) {
+        log.debug("Try to find assets by tenantId [{}] and asset Ids [{}]", tenantId, assetIds);
+        Select select = select().from(getColumnFamilyName());
+        Select.Where query = select.where();
+        query.and(eq(ASSET_TENANT_ID_PROPERTY, tenantId));
+        query.and(in(ID_PROPERTY, assetIds));
+        return findListByStatementAsync(query);
+    }
+
+    @Override
+    public List<Asset> findAssetsByTenantIdAndCustomerId(UUID tenantId, UUID customerId, TextPageLink pageLink) {
+        log.debug("Try to find assets by tenantId [{}], customerId[{}] and pageLink [{}]", tenantId, customerId, pageLink);
+        List<AssetEntity> assetEntities = findPageWithTextSearch(ASSET_BY_CUSTOMER_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME,
+                Arrays.asList(eq(ASSET_CUSTOMER_ID_PROPERTY, customerId),
+                        eq(ASSET_TENANT_ID_PROPERTY, tenantId)),
+                pageLink);
+
+        log.trace("Found assets [{}] by tenantId [{}], customerId [{}] and pageLink [{}]", assetEntities, tenantId, customerId, pageLink);
+        return DaoUtil.convertDataList(assetEntities);
+    }
+
+    @Override
+    public ListenableFuture<List<Asset>> findAssetsByTenantIdCustomerIdAndIdsAsync(UUID tenantId, UUID customerId, List<UUID> assetIds) {
+        log.debug("Try to find assets by tenantId [{}], customerId [{}] and asset Ids [{}]", tenantId, customerId, assetIds);
+        Select select = select().from(getColumnFamilyName());
+        Select.Where query = select.where();
+        query.and(eq(ASSET_TENANT_ID_PROPERTY, tenantId));
+        query.and(eq(ASSET_CUSTOMER_ID_PROPERTY, customerId));
+        query.and(in(ID_PROPERTY, assetIds));
+        return findListByStatementAsync(query);
+    }
+
+    @Override
+    public Optional<Asset> findAssetsByTenantIdAndName(UUID tenantId, String assetName) {
+        Select select = select().from(ASSET_BY_TENANT_AND_NAME_VIEW_NAME);
+        Select.Where query = select.where();
+        query.and(eq(ASSET_TENANT_ID_PROPERTY, tenantId));
+        query.and(eq(ASSET_NAME_PROPERTY, assetName));
+        AssetEntity assetEntity = (AssetEntity) findOneByStatement(query);
+        return Optional.ofNullable(DaoUtil.getData(assetEntity));
+    }
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.asset;
+
+import lombok.Data;
+import org.thingsboard.server.common.data.EntityType;
+import org.thingsboard.server.common.data.relation.EntityRelation;
+import org.thingsboard.server.dao.relation.RelationsSearchParameters;
+import org.thingsboard.server.dao.relation.EntityRelationsQuery;
+import org.thingsboard.server.dao.relation.EntityTypeFilter;
+
+import javax.annotation.Nullable;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * Created by ashvayka on 03.05.17.
+ */
+@Data
+public class AssetSearchQuery {
+
+    private RelationsSearchParameters parameters;
+    @Nullable
+    private String relationType;
+    @Nullable
+    private List<String> assetTypes;
+
+    public EntityRelationsQuery toEntitySearchQuery() {
+        EntityRelationsQuery query = new EntityRelationsQuery();
+        query.setParameters(parameters);
+        query.setFilters(
+                Collections.singletonList(new EntityTypeFilter(relationType == null ? EntityRelation.CONTAINS_TYPE : relationType,
+                        Collections.singletonList(EntityType.ASSET))));
+        return query;
+    }
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.asset;
+
+import com.google.common.util.concurrent.ListenableFuture;
+import org.thingsboard.server.common.data.asset.Asset;
+import org.thingsboard.server.common.data.id.AssetId;
+import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.common.data.page.TextPageData;
+import org.thingsboard.server.common.data.page.TextPageLink;
+
+import java.util.List;
+import java.util.Optional;
+
+public interface AssetService {
+
+    Asset findAssetById(AssetId assetId);
+
+    ListenableFuture<Asset> findAssetByIdAsync(AssetId assetId);
+
+    Optional<Asset> findAssetByTenantIdAndName(TenantId tenantId, String name);
+
+    Asset saveAsset(Asset device);
+
+    Asset assignAssetToCustomer(AssetId assetId, CustomerId customerId);
+
+    Asset unassignAssetFromCustomer(AssetId assetId);
+
+    void deleteAsset(AssetId assetId);
+
+    TextPageData<Asset> findAssetsByTenantId(TenantId tenantId, TextPageLink pageLink);
+
+    ListenableFuture<List<Asset>> findAssetsByTenantIdAndIdsAsync(TenantId tenantId, List<AssetId> assetIds);
+
+    void deleteAssetsByTenantId(TenantId tenantId);
+
+    TextPageData<Asset> findAssetsByTenantIdAndCustomerId(TenantId tenantId, CustomerId customerId, TextPageLink pageLink);
+
+    ListenableFuture<List<Asset>> findAssetsByTenantIdCustomerIdAndIdsAsync(TenantId tenantId, CustomerId customerId, List<AssetId> assetIds);
+
+    void unassignCustomerAssets(TenantId tenantId, CustomerId customerId);
+
+    ListenableFuture<List<Asset>> findAssetsByQuery(AssetSearchQuery query);
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.asset;
+
+import lombok.Data;
+
+import javax.annotation.Nullable;
+import java.util.List;
+
+/**
+ * Created by ashvayka on 02.05.17.
+ */
+@Data
+public class AssetTypeFilter {
+    @Nullable
+    private String relationType;
+    @Nullable
+    private List<String> assetTypes;
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.asset;
+
+
+import com.google.common.base.Function;
+import com.google.common.util.concurrent.AsyncFunction;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
+import org.thingsboard.server.common.data.Customer;
+import org.thingsboard.server.common.data.EntityType;
+import org.thingsboard.server.common.data.Tenant;
+import org.thingsboard.server.common.data.asset.Asset;
+import org.thingsboard.server.common.data.id.AssetId;
+import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.common.data.page.TextPageData;
+import org.thingsboard.server.common.data.page.TextPageLink;
+import org.thingsboard.server.common.data.relation.EntityRelation;
+import org.thingsboard.server.dao.customer.CustomerDao;
+import org.thingsboard.server.dao.entity.BaseEntityService;
+import org.thingsboard.server.dao.exception.DataValidationException;
+import org.thingsboard.server.dao.model.AssetEntity;
+import org.thingsboard.server.dao.model.nosql.CustomerEntity;
+import org.thingsboard.server.dao.model.nosql.TenantEntity;
+import org.thingsboard.server.dao.relation.EntityRelationsQuery;
+import org.thingsboard.server.dao.relation.EntitySearchDirection;
+import org.thingsboard.server.dao.service.DataValidator;
+import org.thingsboard.server.dao.service.PaginatedRemover;
+import org.thingsboard.server.dao.tenant.TenantDao;
+
+import javax.annotation.Nullable;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
+
+import static org.thingsboard.server.dao.DaoUtil.*;
+import static org.thingsboard.server.dao.model.ModelConstants.NULL_UUID;
+import static org.thingsboard.server.dao.service.Validator.*;
+
+@Service
+@Slf4j
+public class BaseAssetService extends BaseEntityService implements AssetService {
+
+    @Autowired
+    private AssetDao assetDao;
+
+    @Autowired
+    private TenantDao tenantDao;
+
+    @Autowired
+    private CustomerDao customerDao;
+
+    @Override
+    public Asset findAssetById(AssetId assetId) {
+        log.trace("Executing findAssetById [{}]", assetId);
+        validateId(assetId, "Incorrect assetId " + assetId);
+        return assetDao.findById(assetId.getId());
+    }
+
+    @Override
+    public ListenableFuture<Asset> findAssetByIdAsync(AssetId assetId) {
+        log.trace("Executing findAssetById [{}]", assetId);
+        validateId(assetId, "Incorrect assetId " + assetId);
+        return assetDao.findByIdAsync(assetId.getId());
+    }
+
+    @Override
+    public Optional<Asset> findAssetByTenantIdAndName(TenantId tenantId, String name) {
+        log.trace("Executing findAssetByTenantIdAndName [{}][{}]", tenantId, name);
+        validateId(tenantId, "Incorrect tenantId " + tenantId);
+        return assetDao.findAssetsByTenantIdAndName(tenantId.getId(), name);
+    }
+
+    @Override
+    public Asset saveAsset(Asset asset) {
+        log.trace("Executing saveAsset [{}]", asset);
+        assetValidator.validate(asset);
+        return assetDao.save(asset);
+    }
+
+    @Override
+    public Asset assignAssetToCustomer(AssetId assetId, CustomerId customerId) {
+        Asset asset = findAssetById(assetId);
+        asset.setCustomerId(customerId);
+        return saveAsset(asset);
+    }
+
+    @Override
+    public Asset unassignAssetFromCustomer(AssetId assetId) {
+        Asset asset = findAssetById(assetId);
+        asset.setCustomerId(null);
+        return saveAsset(asset);
+    }
+
+    @Override
+    public void deleteAsset(AssetId assetId) {
+        log.trace("Executing deleteAsset [{}]", assetId);
+        validateId(assetId, "Incorrect assetId " + assetId);
+        deleteEntityRelations(assetId);
+        assetDao.removeById(assetId.getId());
+    }
+
+    @Override
+    public TextPageData<Asset> findAssetsByTenantId(TenantId tenantId, TextPageLink pageLink) {
+        log.trace("Executing findAssetsByTenantId, tenantId [{}], pageLink [{}]", tenantId, pageLink);
+        validateId(tenantId, "Incorrect tenantId " + tenantId);
+        validatePageLink(pageLink, "Incorrect page link " + pageLink);
+        List<Asset> assets = assetDao.findAssetsByTenantId(tenantId.getId(), pageLink);
+        return new TextPageData<>(assets, pageLink);
+    }
+
+    @Override
+    public ListenableFuture<List<Asset>> findAssetsByTenantIdAndIdsAsync(TenantId tenantId, List<AssetId> assetIds) {
+        log.trace("Executing findAssetsByTenantIdAndIdsAsync, tenantId [{}], assetIds [{}]", tenantId, assetIds);
+        validateId(tenantId, "Incorrect tenantId " + tenantId);
+        validateIds(assetIds, "Incorrect assetIds " + assetIds);
+        return assetDao.findAssetsByTenantIdAndIdsAsync(tenantId.getId(), toUUIDs(assetIds));
+    }
+
+    @Override
+    public void deleteAssetsByTenantId(TenantId tenantId) {
+        log.trace("Executing deleteAssetsByTenantId, tenantId [{}]", tenantId);
+        validateId(tenantId, "Incorrect tenantId " + tenantId);
+        tenantAssetsRemover.removeEntitites(tenantId);
+    }
+
+    @Override
+    public TextPageData<Asset> findAssetsByTenantIdAndCustomerId(TenantId tenantId, CustomerId customerId, TextPageLink pageLink) {
+        log.trace("Executing findAssetsByTenantIdAndCustomerId, tenantId [{}], customerId [{}], pageLink [{}]", tenantId, customerId, pageLink);
+        validateId(tenantId, "Incorrect tenantId " + tenantId);
+        validateId(customerId, "Incorrect customerId " + customerId);
+        validatePageLink(pageLink, "Incorrect page link " + pageLink);
+        List<Asset> assets = assetDao.findAssetsByTenantIdAndCustomerId(tenantId.getId(), customerId.getId(), pageLink);
+        return new TextPageData<Asset>(assets, pageLink);
+    }
+
+    @Override
+    public ListenableFuture<List<Asset>> findAssetsByTenantIdCustomerIdAndIdsAsync(TenantId tenantId, CustomerId customerId, List<AssetId> assetIds) {
+        log.trace("Executing findAssetsByTenantIdCustomerIdAndIdsAsync, tenantId [{}], customerId [{}], assetIds [{}]", tenantId, customerId, assetIds);
+        validateId(tenantId, "Incorrect tenantId " + tenantId);
+        validateId(customerId, "Incorrect customerId " + customerId);
+        validateIds(assetIds, "Incorrect assetIds " + assetIds);
+        return assetDao.findAssetsByTenantIdCustomerIdAndIdsAsync(tenantId.getId(), customerId.getId(), toUUIDs(assetIds));
+    }
+
+    @Override
+    public void unassignCustomerAssets(TenantId tenantId, CustomerId customerId) {
+        log.trace("Executing unassignCustomerAssets, tenantId [{}], customerId [{}]", tenantId, customerId);
+        validateId(tenantId, "Incorrect tenantId " + tenantId);
+        validateId(customerId, "Incorrect customerId " + customerId);
+        new CustomerAssetsUnassigner(tenantId).removeEntitites(customerId);
+    }
+
+    @Override
+    public ListenableFuture<List<Asset>> findAssetsByQuery(AssetSearchQuery query) {
+        ListenableFuture<List<EntityRelation>> relations = relationService.findByQuery(query.toEntitySearchQuery());
+        ListenableFuture<List<Asset>> assets = Futures.transform(relations, (AsyncFunction<List<EntityRelation>, List<Asset>>) relations1 -> {
+            EntitySearchDirection direction = query.toEntitySearchQuery().getParameters().getDirection();
+            List<ListenableFuture<Asset>> futures = new ArrayList<>();
+            for (EntityRelation relation : relations1) {
+                EntityId entityId = direction == EntitySearchDirection.FROM ? relation.getTo() : relation.getFrom();
+                if (entityId.getEntityType() == EntityType.ASSET) {
+                    futures.add(findAssetByIdAsync(new AssetId(entityId.getId())));
+                }
+            }
+            return Futures.successfulAsList(futures);
+        });
+
+        assets = Futures.transform(assets, new Function<List<Asset>, List<Asset>>() {
+            @Nullable
+            @Override
+            public List<Asset> apply(@Nullable List<Asset> assetList) {
+                return assetList.stream().filter(asset -> query.getAssetTypes().contains(asset.getType())).collect(Collectors.toList());
+            }
+        });
+
+        return assets;
+    }
+
+    private DataValidator<Asset> assetValidator =
+            new DataValidator<Asset>() {
+
+                @Override
+                protected void validateCreate(Asset asset) {
+                    assetDao.findAssetsByTenantIdAndName(asset.getTenantId().getId(), asset.getName()).ifPresent(
+                            d -> {
+                                throw new DataValidationException("Asset with such name already exists!");
+                            }
+                    );
+                }
+
+                @Override
+                protected void validateUpdate(Asset asset) {
+                    assetDao.findAssetsByTenantIdAndName(asset.getTenantId().getId(), asset.getName()).ifPresent(
+                            d -> {
+                                if (!d.getId().equals(asset.getUuidId())) {
+                                    throw new DataValidationException("Asset with such name already exists!");
+                                }
+                            }
+                    );
+                }
+
+                @Override
+                protected void validateDataImpl(Asset asset) {
+                    if (StringUtils.isEmpty(asset.getName())) {
+                        throw new DataValidationException("Asset name should be specified!");
+                    }
+                    if (asset.getTenantId() == null) {
+                        throw new DataValidationException("Asset should be assigned to tenant!");
+                    } else {
+                        Tenant tenant = tenantDao.findById(asset.getTenantId().getId());
+                        if (tenant == null) {
+                            throw new DataValidationException("Asset is referencing to non-existent tenant!");
+                        }
+                    }
+                    if (asset.getCustomerId() == null) {
+                        asset.setCustomerId(new CustomerId(NULL_UUID));
+                    } else if (!asset.getCustomerId().getId().equals(NULL_UUID)) {
+                        Customer customer = customerDao.findById(asset.getCustomerId().getId());
+                        if (customer == null) {
+                            throw new DataValidationException("Can't assign asset to non-existent customer!");
+                        }
+                        if (!customer.getTenantId().equals(asset.getTenantId().getId())) {
+                            throw new DataValidationException("Can't assign asset to customer from different tenant!");
+                        }
+                    }
+                }
+            };
+
+    private PaginatedRemover<TenantId, Asset> tenantAssetsRemover =
+            new PaginatedRemover<TenantId, Asset>() {
+
+                @Override
+                protected List<Asset> findEntities(TenantId id, TextPageLink pageLink) {
+                    return assetDao.findAssetsByTenantId(id.getId(), pageLink);
+                }
+
+                @Override
+                protected void removeEntity(Asset entity) {
+                    deleteAsset(new AssetId(entity.getId().getId()));
+                }
+            };
+
+    class CustomerAssetsUnassigner extends PaginatedRemover<CustomerId, Asset> {
+
+        private TenantId tenantId;
+
+        CustomerAssetsUnassigner(TenantId tenantId) {
+            this.tenantId = tenantId;
+        }
+
+        @Override
+        protected List<Asset> findEntities(CustomerId id, TextPageLink pageLink) {
+            return assetDao.findAssetsByTenantIdAndCustomerId(tenantId.getId(), id.getId(), pageLink);
+        }
+
+        @Override
+        protected void removeEntity(Asset entity) {
+            unassignAssetFromCustomer(new AssetId(entity.getId().getId()));
+        }
+    }
+}

@@ -15,6 +15,13 @@
  */
  */
 package org.thingsboard.server.dao.customer;
 package org.thingsboard.server.dao.customer;
 
 
+import static com.datastax.driver.core.querybuilder.QueryBuilder.select;
+import static org.thingsboard.server.dao.model.ModelConstants.CUSTOMER_BY_TENANT_AND_TITLE_VIEW_NAME;
+import static org.thingsboard.server.dao.model.ModelConstants.CUSTOMER_TITLE_PROPERTY;
+import static org.thingsboard.server.dao.model.ModelConstants.CUSTOMER_TENANT_ID_PROPERTY;
+
+import java.util.Optional;
+import com.datastax.driver.core.querybuilder.Select;
 import lombok.extern.slf4j.Slf4j;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Component;
 import org.springframework.stereotype.Component;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Customer;
@@ -53,4 +60,15 @@ public class CassandraCustomerDao extends CassandraAbstractSearchTextDao<Custome
         return DaoUtil.convertDataList(customerEntities);
         return DaoUtil.convertDataList(customerEntities);
     }
     }
 
 
+    @Override
+    public Optional<Customer> findCustomersByTenantIdAndTitle(UUID tenantId, String title) {
+        Select select = select().from(CUSTOMER_BY_TENANT_AND_TITLE_VIEW_NAME);
+        Select.Where query = select.where();
+        query.and(eq(CUSTOMER_TENANT_ID_PROPERTY, tenantId));
+        query.and(eq(CUSTOMER_TITLE_PROPERTY, title));
+        CustomerEntity customerEntity = findOneByStatement(query);
+        Customer customer = DaoUtil.getData(customerEntity);
+        return Optional.ofNullable(customer);
+    }
+
 }
 }

@@ -15,6 +15,7 @@
  */
  */
 package org.thingsboard.server.dao.customer;
 package org.thingsboard.server.dao.customer;
 
 
+import java.util.Optional;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.dao.Dao;
 import org.thingsboard.server.dao.Dao;
@@ -43,5 +44,14 @@ public interface CustomerDao extends Dao<Customer> {
      * @return the list of customer objects
      * @return the list of customer objects
      */
      */
     List<Customer> findCustomersByTenantId(UUID tenantId, TextPageLink pageLink);
     List<Customer> findCustomersByTenantId(UUID tenantId, TextPageLink pageLink);
+
+    /**
+     * Find customers by tenantId and customer title.
+     *
+     * @param tenantId the tenantId
+     * @param title the customer title
+     * @return the optional customer object
+     */
+    Optional<Customer> findCustomersByTenantIdAndTitle(UUID tenantId, String title);
     
     
 }
 }

@@ -15,6 +15,7 @@
  */
  */
 package org.thingsboard.server.dao.customer;
 package org.thingsboard.server.dao.customer;
 
 
+import com.google.common.util.concurrent.ListenableFuture;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.id.TenantId;
@@ -24,13 +25,17 @@ import org.thingsboard.server.common.data.page.TextPageLink;
 public interface CustomerService {
 public interface CustomerService {
 
 
     Customer findCustomerById(CustomerId customerId);
     Customer findCustomerById(CustomerId customerId);
-    
+
+    ListenableFuture<Customer> findCustomerByIdAsync(CustomerId customerId);
+
     Customer saveCustomer(Customer customer);
     Customer saveCustomer(Customer customer);
     
     
     void deleteCustomer(CustomerId customerId);
     void deleteCustomer(CustomerId customerId);
-    
+
+    Customer findOrCreatePublicCustomer(TenantId tenantId);
+
     TextPageData<Customer> findCustomersByTenantId(TenantId tenantId, TextPageLink pageLink);
     TextPageData<Customer> findCustomersByTenantId(TenantId tenantId, TextPageLink pageLink);
     
     
     void deleteCustomersByTenantId(TenantId tenantId);
     void deleteCustomersByTenantId(TenantId tenantId);
-    
+
 }
 }

@@ -15,30 +15,42 @@
  */
  */
 package org.thingsboard.server.dao.customer;
 package org.thingsboard.server.dao.customer;
 
 
+import static org.thingsboard.server.dao.service.Validator.validateId;
+import java.io.IOException;
+import java.util.List;
+import java.util.Optional;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.common.base.Function;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
 import lombok.extern.slf4j.Slf4j;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.stereotype.Service;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Tenant;
 import org.thingsboard.server.common.data.Tenant;
+import org.thingsboard.server.common.data.asset.Asset;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.page.TextPageData;
 import org.thingsboard.server.common.data.page.TextPageData;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.dao.dashboard.DashboardService;
 import org.thingsboard.server.dao.dashboard.DashboardService;
 import org.thingsboard.server.dao.device.DeviceService;
 import org.thingsboard.server.dao.device.DeviceService;
+import org.thingsboard.server.dao.entity.BaseEntityService;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.exception.IncorrectParameterException;
 import org.thingsboard.server.dao.exception.IncorrectParameterException;
+import org.thingsboard.server.dao.model.AssetEntity;
 import org.thingsboard.server.dao.service.DataValidator;
 import org.thingsboard.server.dao.service.DataValidator;
 import org.thingsboard.server.dao.service.PaginatedRemover;
 import org.thingsboard.server.dao.service.PaginatedRemover;
 import org.thingsboard.server.dao.service.Validator;
 import org.thingsboard.server.dao.service.Validator;
 import org.thingsboard.server.dao.tenant.TenantDao;
 import org.thingsboard.server.dao.tenant.TenantDao;
 import org.thingsboard.server.dao.user.UserService;
 import org.thingsboard.server.dao.user.UserService;
-
-import java.util.List;
 @Service
 @Service
 @Slf4j
 @Slf4j
-public class CustomerServiceImpl implements CustomerService {
+public class CustomerServiceImpl extends BaseEntityService implements CustomerService {
+
+    private static final String PUBLIC_CUSTOMER_TITLE = "Public";
 
 
     @Autowired
     @Autowired
     private CustomerDao customerDao;
     private CustomerDao customerDao;
@@ -63,6 +75,13 @@ public class CustomerServiceImpl implements CustomerService {
     }
     }
 
 
     @Override
     @Override
+    public ListenableFuture<Customer> findCustomerByIdAsync(CustomerId customerId) {
+        log.trace("Executing findCustomerByIdAsync [{}]", customerId);
+        validateId(customerId, "Incorrect customerId " + customerId);
+        return customerDao.findByIdAsync(customerId.getId());
+    }
+
+    @Override
     public Customer saveCustomer(Customer customer) {
     public Customer saveCustomer(Customer customer) {
         log.trace("Executing saveCustomer [{}]", customer);
         log.trace("Executing saveCustomer [{}]", customer);
         customerValidator.validate(customer);
         customerValidator.validate(customer);
@@ -72,24 +91,45 @@ public class CustomerServiceImpl implements CustomerService {
     @Override
     @Override
     public void deleteCustomer(CustomerId customerId) {
     public void deleteCustomer(CustomerId customerId) {
         log.trace("Executing deleteCustomer [{}]", customerId);
         log.trace("Executing deleteCustomer [{}]", customerId);
-        Validator.validateId(customerId, "Incorrect tenantId " + customerId);
+        Validator.validateId(customerId, "Incorrect customerId " + customerId);
         Customer customer = findCustomerById(customerId);
         Customer customer = findCustomerById(customerId);
         if (customer == null) {
         if (customer == null) {
             throw new IncorrectParameterException("Unable to delete non-existent customer.");
             throw new IncorrectParameterException("Unable to delete non-existent customer.");
         }
         }
         dashboardService.unassignCustomerDashboards(customer.getTenantId(), customerId);
         dashboardService.unassignCustomerDashboards(customer.getTenantId(), customerId);
         deviceService.unassignCustomerDevices(customer.getTenantId(), customerId);
         deviceService.unassignCustomerDevices(customer.getTenantId(), customerId);
-        userService.deleteCustomerUsers(customer.getTenantId(), customerId);               
+        userService.deleteCustomerUsers(customer.getTenantId(), customerId);
+        deleteEntityRelations(customerId);
         customerDao.removeById(customerId.getId());
         customerDao.removeById(customerId.getId());
     }
     }
 
 
     @Override
     @Override
+    public Customer findOrCreatePublicCustomer(TenantId tenantId) {
+        log.trace("Executing findOrCreatePublicCustomer, tenantId [{}]", tenantId);
+        Validator.validateId(tenantId, "Incorrect customerId " + tenantId);
+        Optional<Customer> publicCustomerOpt = customerDao.findCustomersByTenantIdAndTitle(tenantId.getId(), PUBLIC_CUSTOMER_TITLE);
+        if (publicCustomerOpt.isPresent()) {
+            return publicCustomerOpt.get();
+        } else {
+            Customer publicCustomer = new Customer();
+            publicCustomer.setTenantId(tenantId);
+            publicCustomer.setTitle(PUBLIC_CUSTOMER_TITLE);
+            try {
+                publicCustomer.setAdditionalInfo(new ObjectMapper().readValue("{ \"isPublic\": true }", JsonNode.class));
+            } catch (IOException e) {
+                throw new IncorrectParameterException("Unable to create public customer.", e);
+            }
+            return customerDao.save(publicCustomer);
+        }
+    }
+
+    @Override
     public TextPageData<Customer> findCustomersByTenantId(TenantId tenantId, TextPageLink pageLink) {
     public TextPageData<Customer> findCustomersByTenantId(TenantId tenantId, TextPageLink pageLink) {
         log.trace("Executing findCustomersByTenantId, tenantId [{}], pageLink [{}]", tenantId, pageLink);
         log.trace("Executing findCustomersByTenantId, tenantId [{}], pageLink [{}]", tenantId, pageLink);
         Validator.validateId(tenantId, "Incorrect tenantId " + tenantId);
         Validator.validateId(tenantId, "Incorrect tenantId " + tenantId);
         Validator.validatePageLink(pageLink, "Incorrect page link " + pageLink);
         Validator.validatePageLink(pageLink, "Incorrect page link " + pageLink);
         List<Customer> customers = customerDao.findCustomersByTenantId(tenantId.getId(), pageLink);
         List<Customer> customers = customerDao.findCustomersByTenantId(tenantId.getId(), pageLink);
-        return new TextPageData<Customer>(customers, pageLink);
+        return new TextPageData<>(customers, pageLink);
     }
     }
 
 
     @Override
     @Override
@@ -101,11 +141,35 @@ public class CustomerServiceImpl implements CustomerService {
     
     
     private DataValidator<Customer> customerValidator =
     private DataValidator<Customer> customerValidator =
             new DataValidator<Customer>() {
             new DataValidator<Customer>() {
+
+                @Override
+                protected void validateCreate(Customer customer) {
+                    customerDao.findCustomersByTenantIdAndTitle(customer.getTenantId().getId(), customer.getTitle()).ifPresent(
+                            c -> {
+                                throw new DataValidationException("Customer with such title already exists!");
+                            }
+                    );
+                }
+
+                @Override
+                protected void validateUpdate(Customer customer) {
+                    customerDao.findCustomersByTenantIdAndTitle(customer.getTenantId().getId(), customer.getTitle()).ifPresent(
+                            c -> {
+                                if (!c.getId().equals(customer.getUuidId())) {
+                                    throw new DataValidationException("Customer with such title already exists!");
+                                }
+                            }
+                    );
+                }
+
                 @Override
                 @Override
                 protected void validateDataImpl(Customer customer) {
                 protected void validateDataImpl(Customer customer) {
                     if (StringUtils.isEmpty(customer.getTitle())) {
                     if (StringUtils.isEmpty(customer.getTitle())) {
                         throw new DataValidationException("Customer title should be specified!");
                         throw new DataValidationException("Customer title should be specified!");
                     }
                     }
+                    if (customer.getTitle().equals(PUBLIC_CUSTOMER_TITLE)) {
+                        throw new DataValidationException("'Public' title for customer is system reserved!");
+                    }
                     if (!StringUtils.isEmpty(customer.getEmail())) {
                     if (!StringUtils.isEmpty(customer.getEmail())) {
                         validateEmail(customer.getEmail());
                         validateEmail(customer.getEmail());
                     }
                     }

@@ -29,6 +29,7 @@ import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.page.TextPageData;
 import org.thingsboard.server.common.data.page.TextPageData;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.dao.customer.CustomerDao;
 import org.thingsboard.server.dao.customer.CustomerDao;
+import org.thingsboard.server.dao.entity.BaseEntityService;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.model.ModelConstants;
 import org.thingsboard.server.dao.model.ModelConstants;
 import org.thingsboard.server.dao.service.DataValidator;
 import org.thingsboard.server.dao.service.DataValidator;
@@ -40,7 +41,7 @@ import java.util.List;
 
 
 @Service
 @Service
 @Slf4j
 @Slf4j
-public class DashboardServiceImpl implements DashboardService {
+public class DashboardServiceImpl extends BaseEntityService implements DashboardService {
 
 
     @Autowired
     @Autowired
     private DashboardDao dashboardDao;
     private DashboardDao dashboardDao;
@@ -86,6 +87,7 @@ public class DashboardServiceImpl implements DashboardService {
     public void deleteDashboard(DashboardId dashboardId) {
     public void deleteDashboard(DashboardId dashboardId) {
         log.trace("Executing deleteDashboard [{}]", dashboardId);
         log.trace("Executing deleteDashboard [{}]", dashboardId);
         Validator.validateId(dashboardId, "Incorrect dashboardId " + dashboardId);
         Validator.validateId(dashboardId, "Incorrect dashboardId " + dashboardId);
+        deleteEntityRelations(dashboardId);
         dashboardDao.removeById(dashboardId.getId());
         dashboardDao.removeById(dashboardId.getId());
     }
     }
 
 

@@ -32,6 +32,7 @@ import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.common.data.security.DeviceCredentials;
 import org.thingsboard.server.common.data.security.DeviceCredentials;
 import org.thingsboard.server.common.data.security.DeviceCredentialsType;
 import org.thingsboard.server.common.data.security.DeviceCredentialsType;
 import org.thingsboard.server.dao.customer.CustomerDao;
 import org.thingsboard.server.dao.customer.CustomerDao;
+import org.thingsboard.server.dao.entity.BaseEntityService;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.service.DataValidator;
 import org.thingsboard.server.dao.service.DataValidator;
 import org.thingsboard.server.dao.service.PaginatedRemover;
 import org.thingsboard.server.dao.service.PaginatedRemover;
@@ -48,7 +49,7 @@ import static org.thingsboard.server.dao.service.Validator.validatePageLink;
 
 
 @Service
 @Service
 @Slf4j
 @Slf4j
-public class DeviceServiceImpl implements DeviceService {
+public class DeviceServiceImpl extends BaseEntityService implements DeviceService {
 
 
     @Autowired
     @Autowired
     private DeviceDao deviceDao;
     private DeviceDao deviceDao;
@@ -125,6 +126,7 @@ public class DeviceServiceImpl implements DeviceService {
         if (deviceCredentials != null) {
         if (deviceCredentials != null) {
             deviceCredentialsService.deleteDeviceCredentials(deviceCredentials);
             deviceCredentialsService.deleteDeviceCredentials(deviceCredentials);
         }
         }
+        deleteEntityRelations(deviceId);
         deviceDao.removeById(deviceId.getId());
         deviceDao.removeById(deviceId.getId());
     }
     }
 
 

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.entity;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.dao.relation.RelationService;
+
+/**
+ * Created by ashvayka on 04.05.17.
+ */
+@Slf4j
+public class BaseEntityService {
+
+    @Autowired
+    protected RelationService relationService;
+
+    protected void deleteEntityRelations(EntityId entityId) {
+        log.trace("Executing deleteEntityRelations [{}]", entityId);
+        relationService.deleteEntityRelations(entityId);
+    }
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.model;
+
+import com.datastax.driver.core.utils.UUIDs;
+import com.datastax.driver.mapping.annotations.*;
+import com.fasterxml.jackson.databind.JsonNode;
+import org.thingsboard.server.common.data.EntityType;
+import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.alarm.AlarmId;
+import org.thingsboard.server.common.data.alarm.AlarmSeverity;
+import org.thingsboard.server.common.data.alarm.AlarmStatus;
+import org.thingsboard.server.common.data.id.EntityIdFactory;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.dao.model.type.AlarmSeverityCodec;
+import org.thingsboard.server.dao.model.type.AlarmStatusCodec;
+import org.thingsboard.server.dao.model.type.EntityTypeCodec;
+import org.thingsboard.server.dao.model.type.JsonCodec;
+
+import java.util.UUID;
+
+import static org.thingsboard.server.dao.model.ModelConstants.*;
+
+@Table(name = ALARM_COLUMN_FAMILY_NAME)
+public final class AlarmEntity implements BaseEntity<Alarm> {
+
+    @Transient
+    private static final long serialVersionUID = -1265181166886910152L;
+
+    @ClusteringColumn(value = 1)
+    @Column(name = ID_PROPERTY)
+    private UUID id;
+
+    @PartitionKey(value = 0)
+    @Column(name = ALARM_TENANT_ID_PROPERTY)
+    private UUID tenantId;
+
+    @PartitionKey(value = 1)
+    @Column(name = ALARM_ORIGINATOR_ID_PROPERTY)
+    private UUID originatorId;
+
+    @PartitionKey(value = 2)
+    @Column(name = ALARM_ORIGINATOR_TYPE_PROPERTY, codec = EntityTypeCodec.class)
+    private EntityType originatorType;
+
+    @ClusteringColumn(value = 0)
+    @Column(name = ALARM_TYPE_PROPERTY)
+    private String type;
+
+    @Column(name = ALARM_SEVERITY_PROPERTY, codec = AlarmSeverityCodec.class)
+    private AlarmSeverity severity;
+
+    @Column(name = ALARM_STATUS_PROPERTY, codec = AlarmStatusCodec.class)
+    private AlarmStatus status;
+
+    @Column(name = ALARM_START_TS_PROPERTY)
+    private Long startTs;
+
+    @Column(name = ALARM_END_TS_PROPERTY)
+    private Long endTs;
+
+    @Column(name = ALARM_ACK_TS_PROPERTY)
+    private Long ackTs;
+
+    @Column(name = ALARM_CLEAR_TS_PROPERTY)
+    private Long clearTs;
+
+    @Column(name = ALARM_DETAILS_PROPERTY, codec = JsonCodec.class)
+    private JsonNode details;
+
+    @Column(name = ALARM_PROPAGATE_PROPERTY)
+    private Boolean propagate;
+
+    public AlarmEntity() {
+        super();
+    }
+
+    public AlarmEntity(Alarm alarm) {
+        if (alarm.getId() != null) {
+            this.id = alarm.getId().getId();
+        }
+        if (alarm.getTenantId() != null) {
+            this.tenantId = alarm.getTenantId().getId();
+        }
+        this.type = alarm.getType();
+        this.originatorId = alarm.getOriginator().getId();
+        this.originatorType = alarm.getOriginator().getEntityType();
+        this.type = alarm.getType();
+        this.severity = alarm.getSeverity();
+        this.status = alarm.getStatus();
+        this.propagate = alarm.isPropagate();
+        this.startTs = alarm.getStartTs();
+        this.endTs = alarm.getEndTs();
+        this.ackTs = alarm.getAckTs();
+        this.clearTs = alarm.getClearTs();
+        this.details = alarm.getDetails();
+    }
+
+    public UUID getId() {
+        return id;
+    }
+
+    public void setId(UUID id) {
+        this.id = id;
+    }
+
+    public UUID getTenantId() {
+        return tenantId;
+    }
+
+    public void setTenantId(UUID tenantId) {
+        this.tenantId = tenantId;
+    }
+
+    public UUID getOriginatorId() {
+        return originatorId;
+    }
+
+    public void setOriginatorId(UUID originatorId) {
+        this.originatorId = originatorId;
+    }
+
+    public EntityType getOriginatorType() {
+        return originatorType;
+    }
+
+    public void setOriginatorType(EntityType originatorType) {
+        this.originatorType = originatorType;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public AlarmSeverity getSeverity() {
+        return severity;
+    }
+
+    public void setSeverity(AlarmSeverity severity) {
+        this.severity = severity;
+    }
+
+    public AlarmStatus getStatus() {
+        return status;
+    }
+
+    public void setStatus(AlarmStatus status) {
+        this.status = status;
+    }
+
+    public Long getStartTs() {
+        return startTs;
+    }
+
+    public void setStartTs(Long startTs) {
+        this.startTs = startTs;
+    }
+
+    public Long getEndTs() {
+        return endTs;
+    }
+
+    public void setEndTs(Long endTs) {
+        this.endTs = endTs;
+    }
+
+    public Long getAckTs() {
+        return ackTs;
+    }
+
+    public void setAckTs(Long ackTs) {
+        this.ackTs = ackTs;
+    }
+
+    public Long getClearTs() {
+        return clearTs;
+    }
+
+    public void setClearTs(Long clearTs) {
+        this.clearTs = clearTs;
+    }
+
+    public JsonNode getDetails() {
+        return details;
+    }
+
+    public void setDetails(JsonNode details) {
+        this.details = details;
+    }
+
+    public Boolean getPropagate() {
+        return propagate;
+    }
+
+    public void setPropagate(Boolean propagate) {
+        this.propagate = propagate;
+    }
+
+    @Override
+    public Alarm toData() {
+        Alarm alarm = new Alarm(new AlarmId(id));
+        alarm.setCreatedTime(UUIDs.unixTimestamp(id));
+        if (tenantId != null) {
+            alarm.setTenantId(new TenantId(tenantId));
+        }
+        alarm.setOriginator(EntityIdFactory.getByTypeAndUuid(originatorType, originatorId));
+        alarm.setType(type);
+        alarm.setSeverity(severity);
+        alarm.setStatus(status);
+        alarm.setPropagate(propagate);
+        alarm.setStartTs(startTs);
+        alarm.setEndTs(endTs);
+        alarm.setAckTs(ackTs);
+        alarm.setClearTs(clearTs);
+        alarm.setDetails(details);
+        return alarm;
+    }
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.model;
+
+import com.datastax.driver.core.utils.UUIDs;
+import com.datastax.driver.mapping.annotations.Column;
+import com.datastax.driver.mapping.annotations.PartitionKey;
+import com.datastax.driver.mapping.annotations.Table;
+import com.datastax.driver.mapping.annotations.Transient;
+import com.fasterxml.jackson.databind.JsonNode;
+import org.thingsboard.server.common.data.asset.Asset;
+import org.thingsboard.server.common.data.id.AssetId;
+import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.dao.model.type.JsonCodec;
+
+import java.util.UUID;
+
+import static org.thingsboard.server.dao.model.ModelConstants.*;
+
+@Table(name = ASSET_COLUMN_FAMILY_NAME)
+public final class AssetEntity implements SearchTextEntity<Asset> {
+
+    @Transient
+    private static final long serialVersionUID = -1265181166886910152L;
+
+    @PartitionKey(value = 0)
+    @Column(name = ID_PROPERTY)
+    private UUID id;
+
+    @PartitionKey(value = 1)
+    @Column(name = ASSET_TENANT_ID_PROPERTY)
+    private UUID tenantId;
+
+    @PartitionKey(value = 2)
+    @Column(name = ASSET_CUSTOMER_ID_PROPERTY)
+    private UUID customerId;
+
+    @Column(name = ASSET_NAME_PROPERTY)
+    private String name;
+
+    @Column(name = ASSET_TYPE_PROPERTY)
+    private String type;
+
+    @Column(name = SEARCH_TEXT_PROPERTY)
+    private String searchText;
+
+    @Column(name = ASSET_ADDITIONAL_INFO_PROPERTY, codec = JsonCodec.class)
+    private JsonNode additionalInfo;
+
+    public AssetEntity() {
+        super();
+    }
+
+    public AssetEntity(Asset asset) {
+        if (asset.getId() != null) {
+            this.id = asset.getId().getId();
+        }
+        if (asset.getTenantId() != null) {
+            this.tenantId = asset.getTenantId().getId();
+        }
+        if (asset.getCustomerId() != null) {
+            this.customerId = asset.getCustomerId().getId();
+        }
+        this.name = asset.getName();
+        this.type = asset.getType();
+        this.additionalInfo = asset.getAdditionalInfo();
+    }
+
+    public UUID getId() {
+        return id;
+    }
+
+    public void setId(UUID id) {
+        this.id = id;
+    }
+
+    public UUID getTenantId() {
+        return tenantId;
+    }
+
+    public void setTenantId(UUID tenantId) {
+        this.tenantId = tenantId;
+    }
+
+    public UUID getCustomerId() {
+        return customerId;
+    }
+
+    public void setCustomerId(UUID customerId) {
+        this.customerId = customerId;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public JsonNode getAdditionalInfo() {
+        return additionalInfo;
+    }
+
+    public void setAdditionalInfo(JsonNode additionalInfo) {
+        this.additionalInfo = additionalInfo;
+    }
+
+    @Override
+    public String getSearchTextSource() {
+        return name;
+    }
+
+    @Override
+    public void setSearchText(String searchText) {
+        this.searchText = searchText;
+    }
+
+    public String getSearchText() {
+        return searchText;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((additionalInfo == null) ? 0 : additionalInfo.hashCode());
+        result = prime * result + ((customerId == null) ? 0 : customerId.hashCode());
+        result = prime * result + ((id == null) ? 0 : id.hashCode());
+        result = prime * result + ((name == null) ? 0 : name.hashCode());
+        result = prime * result + ((type == null) ? 0 : type.hashCode());
+        result = prime * result + ((tenantId == null) ? 0 : tenantId.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        AssetEntity other = (AssetEntity) obj;
+        if (additionalInfo == null) {
+            if (other.additionalInfo != null)
+                return false;
+        } else if (!additionalInfo.equals(other.additionalInfo))
+            return false;
+        if (customerId == null) {
+            if (other.customerId != null)
+                return false;
+        } else if (!customerId.equals(other.customerId))
+            return false;
+        if (id == null) {
+            if (other.id != null)
+                return false;
+        } else if (!id.equals(other.id))
+            return false;
+        if (name == null) {
+            if (other.name != null)
+                return false;
+        } else if (!name.equals(other.name))
+            return false;
+        if (type == null) {
+            if (other.type != null)
+                return false;
+        } else if (!type.equals(other.type))
+            return false;
+        if (tenantId == null) {
+            if (other.tenantId != null)
+                return false;
+        } else if (!tenantId.equals(other.tenantId))
+            return false;
+        return true;
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder builder = new StringBuilder();
+        builder.append("AssetEntity [id=");
+        builder.append(id);
+        builder.append(", tenantId=");
+        builder.append(tenantId);
+        builder.append(", customerId=");
+        builder.append(customerId);
+        builder.append(", name=");
+        builder.append(name);
+        builder.append(", type=");
+        builder.append(type);
+        builder.append(", additionalInfo=");
+        builder.append(additionalInfo);
+        builder.append("]");
+        return builder.toString();
+    }
+
+    @Override
+    public Asset toData() {
+        Asset asset = new Asset(new AssetId(id));
+        asset.setCreatedTime(UUIDs.unixTimestamp(id));
+        if (tenantId != null) {
+            asset.setTenantId(new TenantId(tenantId));
+        }
+        if (customerId != null) {
+            asset.setCustomerId(new CustomerId(customerId));
+        }
+        asset.setName(name);
+        asset.setType(type);
+        asset.setAdditionalInfo(additionalInfo);
+        return asset;
+    }
+
+}

@@ -112,6 +112,7 @@ public class ModelConstants {
     public static final String CUSTOMER_ADDITIONAL_INFO_PROPERTY = ADDITIONAL_INFO_PROPERTY;
     public static final String CUSTOMER_ADDITIONAL_INFO_PROPERTY = ADDITIONAL_INFO_PROPERTY;
 
 
     public static final String CUSTOMER_BY_TENANT_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME = "customer_by_tenant_and_search_text";
     public static final String CUSTOMER_BY_TENANT_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME = "customer_by_tenant_and_search_text";
+    public static final String CUSTOMER_BY_TENANT_AND_TITLE_VIEW_NAME = "customer_by_tenant_and_title";
 
 
     /**
     /**
      * Cassandra device constants.
      * Cassandra device constants.
@@ -126,6 +127,51 @@ public class ModelConstants {
     public static final String DEVICE_BY_CUSTOMER_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME = "device_by_customer_and_search_text";
     public static final String DEVICE_BY_CUSTOMER_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME = "device_by_customer_and_search_text";
     public static final String DEVICE_BY_TENANT_AND_NAME_VIEW_NAME = "device_by_tenant_and_name";
     public static final String DEVICE_BY_TENANT_AND_NAME_VIEW_NAME = "device_by_tenant_and_name";
 
 
+    /**
+     * Cassandra asset constants.
+     */
+    public static final String ASSET_COLUMN_FAMILY_NAME = "asset";
+    public static final String ASSET_TENANT_ID_PROPERTY = TENANT_ID_PROPERTY;
+    public static final String ASSET_CUSTOMER_ID_PROPERTY = CUSTOMER_ID_PROPERTY;
+    public static final String ASSET_NAME_PROPERTY = "name";
+    public static final String ASSET_TYPE_PROPERTY = "type";
+    public static final String ASSET_ADDITIONAL_INFO_PROPERTY = ADDITIONAL_INFO_PROPERTY;
+
+    public static final String ASSET_BY_TENANT_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME = "asset_by_tenant_and_search_text";
+    public static final String ASSET_BY_CUSTOMER_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME = "asset_by_customer_and_search_text";
+    public static final String ASSET_BY_TENANT_AND_NAME_VIEW_NAME = "asset_by_tenant_and_name";
+
+    /**
+     * Cassandra alarm constants.
+     */
+    public static final String ALARM_COLUMN_FAMILY_NAME = "alarm";
+    public static final String ALARM_TENANT_ID_PROPERTY = TENANT_ID_PROPERTY;
+    public static final String ALARM_TYPE_PROPERTY = "type";
+    public static final String ALARM_DETAILS_PROPERTY = "details";
+    public static final String ALARM_ORIGINATOR_ID_PROPERTY = "originator_id";
+    public static final String ALARM_ORIGINATOR_TYPE_PROPERTY = "originator_type";
+    public static final String ALARM_SEVERITY_PROPERTY = "severity";
+    public static final String ALARM_STATUS_PROPERTY = "status";
+    public static final String ALARM_START_TS_PROPERTY = "start_ts";
+    public static final String ALARM_END_TS_PROPERTY = "end_ts";
+    public static final String ALARM_ACK_TS_PROPERTY = "ack_ts";
+    public static final String ALARM_CLEAR_TS_PROPERTY = "clear_ts";
+    public static final String ALARM_PROPAGATE_PROPERTY = "propagate";
+
+    public static final String ALARM_BY_ID_VIEW_NAME = "alarm_by_id";
+
+    /**
+     * Cassandra entity relation constants.
+     */
+    public static final String RELATION_COLUMN_FAMILY_NAME = "relation";
+    public static final String RELATION_FROM_ID_PROPERTY = "from_id";
+    public static final String RELATION_FROM_TYPE_PROPERTY = "from_type";
+    public static final String RELATION_TO_ID_PROPERTY = "to_id";
+    public static final String RELATION_TO_TYPE_PROPERTY = "to_type";
+    public static final String RELATION_TYPE_PROPERTY = "relation_type";
+
+    public static final String RELATION_REVERSE_VIEW_NAME = "reverse_relation";
+
 
 
     /**
     /**
      * Cassandra device_credentials constants.
      * Cassandra device_credentials constants.

@@ -99,23 +99,7 @@ public class EventEntity implements BaseEntity<Event> {
         Event event = new Event(new EventId(id));
         Event event = new Event(new EventId(id));
         event.setCreatedTime(UUIDs.unixTimestamp(id));
         event.setCreatedTime(UUIDs.unixTimestamp(id));
         event.setTenantId(new TenantId(tenantId));
         event.setTenantId(new TenantId(tenantId));
-        switch (entityType) {
-            case TENANT:
-                event.setEntityId(new TenantId(entityId));
-                break;
-            case DEVICE:
-                event.setEntityId(new DeviceId(entityId));
-                break;
-            case CUSTOMER:
-                event.setEntityId(new CustomerId(entityId));
-                break;
-            case RULE:
-                event.setEntityId(new RuleId(entityId));
-                break;
-            case PLUGIN:
-                event.setEntityId(new PluginId(entityId));
-                break;
-        }
+        event.setEntityId(EntityIdFactory.getByTypeAndUuid(entityType, entityId));
         event.setBody(body);
         event.setBody(body);
         event.setType(eventType);
         event.setType(eventType);
         event.setUid(eventUid);
         event.setUid(eventUid);

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.model.type;
+
+import com.datastax.driver.extras.codecs.enums.EnumNameCodec;
+import org.thingsboard.server.common.data.alarm.AlarmSeverity;
+import org.thingsboard.server.common.data.alarm.AlarmStatus;
+import org.thingsboard.server.dao.alarm.AlarmService;
+
+public class AlarmSeverityCodec extends EnumNameCodec<AlarmSeverity> {
+
+    public AlarmSeverityCodec() {
+        super(AlarmSeverity.class);
+    }
+
+}

+/**
+ * Copyright © 2016-2017 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.model.type;
+
+import com.datastax.driver.extras.codecs.enums.EnumNameCodec;
+import org.thingsboard.server.common.data.alarm.AlarmStatus;
+
+public class AlarmStatusCodec extends EnumNameCodec<AlarmStatus> {
+
+    public AlarmStatusCodec() {
+        super(AlarmStatus.class);
+    }
+
+}

@@ -15,11 +15,14 @@
  */
  */
 package org.thingsboard.server.dao.plugin;
 package org.thingsboard.server.dao.plugin;
 
 
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
 import lombok.extern.slf4j.Slf4j;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.stereotype.Service;
 import org.thingsboard.server.common.data.id.PluginId;
 import org.thingsboard.server.common.data.id.PluginId;
+import org.thingsboard.server.common.data.id.RuleId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.page.TextPageData;
 import org.thingsboard.server.common.data.page.TextPageData;
 import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.common.data.page.TextPageLink;
@@ -29,6 +32,7 @@ import org.thingsboard.server.common.data.plugin.ComponentType;
 import org.thingsboard.server.common.data.plugin.PluginMetaData;
 import org.thingsboard.server.common.data.plugin.PluginMetaData;
 import org.thingsboard.server.common.data.rule.RuleMetaData;
 import org.thingsboard.server.common.data.rule.RuleMetaData;
 import org.thingsboard.server.dao.component.ComponentDescriptorService;
 import org.thingsboard.server.dao.component.ComponentDescriptorService;
+import org.thingsboard.server.dao.entity.BaseEntityService;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.exception.DatabaseException;
 import org.thingsboard.server.dao.exception.DatabaseException;
 import org.thingsboard.server.dao.exception.IncorrectParameterException;
 import org.thingsboard.server.dao.exception.IncorrectParameterException;
@@ -43,9 +47,10 @@ import java.util.List;
 import java.util.UUID;
 import java.util.UUID;
 import java.util.stream.Collectors;
 import java.util.stream.Collectors;
 
 
+import static org.thingsboard.server.dao.service.Validator.validateId;
 @Service
 @Service
 @Slf4j
 @Slf4j
-public class BasePluginService implements PluginService {
+public class BasePluginService extends BaseEntityService implements PluginService {
 
 
     //TODO: move to a better place.
     //TODO: move to a better place.
     public static final TenantId SYSTEM_TENANT = new TenantId(ModelConstants.NULL_UUID);
     public static final TenantId SYSTEM_TENANT = new TenantId(ModelConstants.NULL_UUID);
@@ -103,6 +108,12 @@ public class BasePluginService implements PluginService {
     }
     }
 
 
     @Override
     @Override
+    public ListenableFuture<PluginMetaData> findPluginByIdAsync(PluginId pluginId) {
+        validateId(pluginId, "Incorrect plugin id for search plugin request.");
+        return pluginDao.findByIdAsync(pluginId.getId());
+    }
+
+    @Override
     public PluginMetaData findPluginByApiToken(String apiToken) {
     public PluginMetaData findPluginByApiToken(String apiToken) {
         Validator.validateString(apiToken, "Incorrect plugin apiToken for search request.");
         Validator.validateString(apiToken, "Incorrect plugin apiToken for search request.");
         return pluginDao.findByApiToken(apiToken);
         return pluginDao.findByApiToken(apiToken);
@@ -196,6 +207,7 @@ public class BasePluginService implements PluginService {
     @Override
     @Override
     public void deletePluginById(PluginId pluginId) {
     public void deletePluginById(PluginId pluginId) {
         Validator.validateId(pluginId, "Incorrect plugin id for delete request.");
         Validator.validateId(pluginId, "Incorrect plugin id for delete request.");
+        deleteEntityRelations(pluginId);
         checkRulesAndDelete(pluginId.getId());
         checkRulesAndDelete(pluginId.getId());
     }
     }
 
 

@@ -15,6 +15,7 @@
  */
  */
 package org.thingsboard.server.dao.plugin;
 package org.thingsboard.server.dao.plugin;
 
 
+import com.google.common.util.concurrent.ListenableFuture;
 import org.thingsboard.server.common.data.id.PluginId;
 import org.thingsboard.server.common.data.id.PluginId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.page.TextPageData;
 import org.thingsboard.server.common.data.page.TextPageData;
@@ -29,6 +30,8 @@ public interface PluginService {
 
 
     PluginMetaData findPluginById(PluginId pluginId);
     PluginMetaData findPluginById(PluginId pluginId);
 
 
+    ListenableFuture<PluginMetaData> findPluginByIdAsync(PluginId pluginId);
+
     PluginMetaData findPluginByApiToken(String apiToken);
     PluginMetaData findPluginByApiToken(String apiToken);
 
 
     TextPageData<PluginMetaData> findSystemPlugins(TextPageLink pageLink);
     TextPageData<PluginMetaData> findSystemPlugins(TextPageLink pageLink);