| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.rocketmq.eventbridge.adapter.runtime; |
| |
| import org.apache.rocketmq.eventbridge.adapter.runtime.boot.EventBusListener; |
| import org.apache.rocketmq.eventbridge.adapter.runtime.boot.EventRuleTransfer; |
| import org.apache.rocketmq.eventbridge.adapter.runtime.boot.EventTargetTrigger; |
| import org.apache.rocketmq.eventbridge.adapter.runtime.boot.common.CirculatorContext; |
| import org.apache.rocketmq.eventbridge.adapter.runtime.boot.common.OffsetManager; |
| import org.apache.rocketmq.eventbridge.adapter.runtime.boot.listener.EventSubscriber; |
| import org.apache.rocketmq.eventbridge.adapter.runtime.common.RuntimeState; |
| import org.apache.rocketmq.eventbridge.adapter.runtime.error.ErrorHandler; |
| import org.apache.rocketmq.eventbridge.adapter.runtime.service.TargetRunnerConfigObserver; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.beans.factory.annotation.Autowired; |
| import org.springframework.stereotype.Component; |
| |
| import org.apache.rocketmq.eventbridge.adapter.runtime.boot.hook.StartAndShutdown; |
| import org.apache.rocketmq.eventbridge.adapter.runtime.boot.hook.AbstractStartAndShutdown; |
| |
| |
| import javax.annotation.PostConstruct; |
| import java.util.concurrent.atomic.AtomicReference; |
| |
| /** |
| * event bridge runtime |
| * |
| * @author artisan |
| */ |
| @Component |
| public class Runtime { |
| |
| private static final Logger logger = LoggerFactory.getLogger(Runtime.class); |
| |
| private AtomicReference<RuntimeState> runtimerState; |
| |
| private static final RuntimeStartAndShutdown RUNTIME_START_AND_SHUTDOWN = new RuntimeStartAndShutdown(); |
| |
| @Autowired |
| private CirculatorContext circulatorContext; |
| @Autowired |
| private TargetRunnerConfigObserver runnerConfigObserver; |
| @Autowired |
| private OffsetManager offsetManager; |
| @Autowired |
| private EventSubscriber eventSubscriber; |
| @Autowired |
| private ErrorHandler errorHandler; |
| |
| @PostConstruct |
| public void initAndStart() throws Exception { |
| logger.info("Start init runtimer."); |
| circulatorContext.initCirculatorContext(runnerConfigObserver.getTargetRunnerConfig()); |
| runnerConfigObserver.registerListener(circulatorContext); |
| runnerConfigObserver.registerListener(eventSubscriber); |
| EventBusListener eventBusListener = new EventBusListener(circulatorContext, eventSubscriber, errorHandler); |
| EventRuleTransfer eventRuleTransfer = new EventRuleTransfer(circulatorContext, offsetManager, errorHandler); |
| EventTargetTrigger eventTargetPusher = new EventTargetTrigger(circulatorContext, offsetManager, errorHandler); |
| RUNTIME_START_AND_SHUTDOWN.appendStartAndShutdown(eventBusListener); |
| RUNTIME_START_AND_SHUTDOWN.appendStartAndShutdown(eventRuleTransfer); |
| RUNTIME_START_AND_SHUTDOWN.appendStartAndShutdown(eventTargetPusher); |
| |
| // start servers one by one. |
| RUNTIME_START_AND_SHUTDOWN.start(); |
| |
| java.lang.Runtime.getRuntime().addShutdownHook(new Thread(() -> { |
| logger.info("try to shutdown server"); |
| try { |
| RUNTIME_START_AND_SHUTDOWN.shutdown(); |
| } catch (Exception e) { |
| logger.error("err when shutdown rocketmq-proxy", e); |
| } |
| })); |
| |
| startRuntimer(); |
| } |
| |
| private static class RuntimeStartAndShutdown extends AbstractStartAndShutdown { |
| @Override |
| protected void appendStartAndShutdown(StartAndShutdown startAndShutdown) { |
| super.appendStartAndShutdown(startAndShutdown); |
| } |
| } |
| |
| public void startRuntimer() { |
| runtimerState = new AtomicReference<>(RuntimeState.START); |
| } |
| |
| } |