| /* |
| * 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.dolphinscheduler; |
| |
| import org.apache.curator.test.TestingServer; |
| |
| import java.io.IOException; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.boot.SpringApplication; |
| import org.springframework.boot.autoconfigure.SpringBootApplication; |
| import org.springframework.boot.context.event.ApplicationFailedEvent; |
| import org.springframework.context.ApplicationEvent; |
| import org.springframework.context.ApplicationListener; |
| import org.springframework.context.event.ContextClosedEvent; |
| |
| import lombok.NonNull; |
| |
| @SpringBootApplication |
| public class StandaloneServer implements ApplicationListener<ApplicationEvent> { |
| |
| private static final Logger logger = LoggerFactory.getLogger(StandaloneServer.class); |
| |
| private static TestingServer zookeeperServer; |
| |
| public static void main(String[] args) throws Exception { |
| zookeeperServer = new TestingServer(true); |
| System.setProperty("registry.zookeeper.connect-string", zookeeperServer.getConnectString()); |
| SpringApplication.run(StandaloneServer.class, args); |
| } |
| |
| @Override |
| public void onApplicationEvent(@NonNull ApplicationEvent event) { |
| if (event instanceof ApplicationFailedEvent || event instanceof ContextClosedEvent) { |
| try (TestingServer closedServer = zookeeperServer) { |
| // close the zookeeper server |
| logger.info("Receive spring context close event: {}, will closed zookeeper server", event); |
| } catch (IOException e) { |
| logger.error("Close zookeeper server error", e); |
| } |
| } |
| } |
| } |