Volodymyr Babak
6 years ago
30 changed files with 339 additions and 102 deletions
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/** |
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* Copyright © 2016-2021 The Thingsboard Authors |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.actors; |
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public class TbRuleNodeUpdateException extends RuntimeException { |
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private static final long serialVersionUID = 8209771144711980882L; |
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public TbRuleNodeUpdateException(String message, Throwable cause) { |
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super(message, cause); |
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} |
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} |
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/** |
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* Copyright © 2016-2021 The Thingsboard Authors |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.common.msg.plugin; |
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import lombok.ToString; |
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import org.thingsboard.server.common.data.id.EntityId; |
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import org.thingsboard.server.common.data.id.TenantId; |
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import org.thingsboard.server.common.data.plugin.ComponentLifecycleEvent; |
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import org.thingsboard.server.common.msg.MsgType; |
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import java.util.Optional; |
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/** |
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* @author Andrew Shvayka |
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*/ |
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@ToString |
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public class RuleNodeUpdatedMsg extends ComponentLifecycleMsg { |
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public RuleNodeUpdatedMsg(TenantId tenantId, EntityId entityId) { |
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super(tenantId, entityId, ComponentLifecycleEvent.UPDATED); |
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} |
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@Override |
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public MsgType getMsgType() { |
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return MsgType.RULE_NODE_UPDATED_MSG; |
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} |
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} |
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/** |
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* Copyright © 2016-2021 The Thingsboard Authors |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.queue.discovery; |
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import lombok.Getter; |
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import org.springframework.context.ApplicationEvent; |
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import java.util.concurrent.atomic.AtomicInteger; |
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public class TbApplicationEvent extends ApplicationEvent { |
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private static final long serialVersionUID = 3884264064887765146L; |
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private static final AtomicInteger sequence = new AtomicInteger(); |
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@Getter |
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private final int sequenceNumber; |
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public TbApplicationEvent(Object source) { |
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super(source); |
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sequenceNumber = sequence.incrementAndGet(); |
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} |
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} |
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@ -0,0 +1,52 @@ |
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/** |
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* Copyright © 2016-2021 The Thingsboard Authors |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.queue.discovery; |
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import lombok.extern.slf4j.Slf4j; |
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import org.springframework.context.ApplicationListener; |
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import java.util.concurrent.locks.Lock; |
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import java.util.concurrent.locks.ReentrantLock; |
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@Slf4j |
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public abstract class TbApplicationEventListener<T extends TbApplicationEvent> implements ApplicationListener<T> { |
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private int lastProcessedSequenceNumber = Integer.MIN_VALUE; |
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private final Lock seqNumberLock = new ReentrantLock(); |
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@Override |
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public void onApplicationEvent(T event) { |
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boolean validUpdate = false; |
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seqNumberLock.lock(); |
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try { |
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if (event.getSequenceNumber() > lastProcessedSequenceNumber) { |
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validUpdate = true; |
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lastProcessedSequenceNumber = event.getSequenceNumber(); |
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} |
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} finally { |
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seqNumberLock.unlock(); |
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} |
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if (validUpdate) { |
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onTbApplicationEvent(event); |
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} else { |
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log.info("Application event ignored due to invalid sequence number ({} > {}). Event: {}", lastProcessedSequenceNumber, event.getSequenceNumber(), event); |
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} |
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} |
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protected abstract void onTbApplicationEvent(T event); |
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} |
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