refactored

@@ -22,10 +22,7 @@ import org.eclipse.leshan.core.model.ResourceModel;
 import org.eclipse.leshan.core.node.LwM2mPath;
 import org.eclipse.leshan.server.registration.Registration;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.boot.context.event.ApplicationReadyEvent;
 import org.springframework.context.annotation.Lazy;
-import org.springframework.context.event.EventListener;
-import org.springframework.core.annotation.Order;
 import org.springframework.stereotype.Service;
 import org.thingsboard.server.common.data.DeviceProfile;
 import org.thingsboard.server.common.data.device.data.PowerMode;
@@ -36,6 +33,7 @@ import org.thingsboard.server.common.transport.TransportDeviceProfileCache;
 import org.thingsboard.server.common.transport.TransportServiceCallback;
 import org.thingsboard.server.common.transport.auth.ValidateDeviceCredentialsResponse;
 import org.thingsboard.server.gen.transport.TransportProtos;
+import org.thingsboard.server.queue.util.AfterStartUp;
 import org.thingsboard.server.queue.util.TbLwM2mTransportComponent;
 import org.thingsboard.server.transport.lwm2m.config.LwM2MTransportServerConfig;
 import org.thingsboard.server.transport.lwm2m.config.LwM2mVersion;
@@ -90,8 +88,7 @@ public class LwM2mClientContextImpl implements LwM2mClientContext {
     private final Map<String, LwM2mClient> lwM2mClientsByRegistrationId = new ConcurrentHashMap<>();
     private final Map<UUID, Lwm2mDeviceProfileTransportConfiguration> profiles = new ConcurrentHashMap<>();
 
-    @EventListener(ApplicationReadyEvent.class)
-    @Order(Integer.MAX_VALUE - 1)
+    @AfterStartUp(order = Integer.MAX_VALUE - 1)
     public void init() {
         String nodeId = context.getNodeId();
         Set<LwM2mClient> fetchedClients = clientStore.getAll();