TbNodeUpgradeUtils.java
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/**
* Copyright © 2016-2024 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.utils;
import com.fasterxml.jackson.databind.JsonNode;
import lombok.SneakyThrows;
import lombok.extern.slf4j.Slf4j;
import org.thingsboard.common.util.JacksonUtil;
import org.thingsboard.rule.engine.api.NodeConfiguration;
import org.thingsboard.rule.engine.api.TbNode;
import org.thingsboard.server.common.data.rule.RuleNode;
import org.thingsboard.server.common.data.util.TbPair;
import org.thingsboard.server.service.component.RuleNodeClassInfo;
import static org.thingsboard.server.common.data.DataConstants.QUEUE_NAME;
@Slf4j
public class TbNodeUpgradeUtils {
public static void upgradeConfigurationAndVersion(RuleNode node, RuleNodeClassInfo nodeInfo) {
JsonNode oldConfiguration = node.getConfiguration();
int configurationVersion = node.getConfigurationVersion();
int currentVersion = nodeInfo.getCurrentVersion();
var configClass = nodeInfo.getAnnotation().configClazz();
if (oldConfiguration == null || !oldConfiguration.isObject()) {
log.warn("Failed to upgrade rule node with id: {} type: {} fromVersion: {} toVersion: {}. " +
"Current configuration is null or not a json object. " +
"Going to set default configuration ... ",
node.getId(), node.getType(), configurationVersion, currentVersion);
node.setConfiguration(getDefaultConfig(configClass));
} else {
var tbVersionedNode = getTbVersionedNode(nodeInfo);
try {
JsonNode queueName = oldConfiguration.get(QUEUE_NAME);
TbPair<Boolean, JsonNode> upgradeResult = tbVersionedNode.upgrade(configurationVersion, oldConfiguration);
if (upgradeResult.getFirst()) {
node.setConfiguration(upgradeResult.getSecond());
if (nodeInfo.getAnnotation().hasQueueName() && queueName != null && queueName.isTextual()) {
node.setQueueName(queueName.asText());
}
}
} catch (Exception e) {
try {
JacksonUtil.treeToValue(oldConfiguration, configClass);
} catch (Exception ex) {
log.warn("Failed to upgrade rule node with id: {} type: {} fromVersion: {} toVersion: {}. " +
"Going to set default configuration ... ",
node.getId(), node.getType(), configurationVersion, currentVersion, e);
node.setConfiguration(getDefaultConfig(configClass));
}
}
}
node.setConfigurationVersion(currentVersion);
}
@SneakyThrows
private static TbNode getTbVersionedNode(RuleNodeClassInfo nodeInfo) {
return (TbNode) nodeInfo.getClazz().getDeclaredConstructor().newInstance();
}
@SneakyThrows
private static JsonNode getDefaultConfig(Class<? extends NodeConfiguration> configClass) {
return JacksonUtil.valueToTree(configClass.getDeclaredConstructor().newInstance().defaultConfiguration());
}
}