| /** |
| * 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.camel.spring.boot; |
| |
| import java.util.Map; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.support.ServiceSupport; |
| import org.junit.Test; |
| import org.springframework.beans.factory.DisposableBean; |
| import org.springframework.beans.factory.InitializingBean; |
| import org.springframework.beans.factory.annotation.Autowired; |
| import org.springframework.context.ApplicationContext; |
| import org.springframework.context.ConfigurableApplicationContext; |
| import org.springframework.context.Lifecycle; |
| import org.springframework.context.SmartLifecycle; |
| import org.springframework.context.annotation.AnnotationConfigApplicationContext; |
| import org.springframework.context.annotation.Bean; |
| |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| public class StartupShutdownOrderTest { |
| |
| static class AutoCloseableBean implements AutoCloseable, TestState { |
| |
| boolean closed; |
| |
| private final ApplicationContext context; |
| |
| public AutoCloseableBean(final ApplicationContext context) { |
| this.context = context; |
| } |
| |
| @Override |
| public void assertValid() { |
| assertThat(closed).as("AutoCloseable bean should be closed").isTrue(); |
| } |
| |
| @Override |
| public void close() { |
| assertThat(camelIsStopped(context)).as("AutoCloseable bean should be stopped after Camel").isTrue(); |
| closed = true; |
| } |
| } |
| |
| static class Beans { |
| |
| @Bean |
| AutoCloseableBean autoCloseableBean(final ApplicationContext context) { |
| return new AutoCloseableBean(context); |
| } |
| |
| @Bean |
| BeanWithShutdownMethod beanWithCloseMethod(final ApplicationContext context) { |
| return new BeanWithShutdownMethod(context); |
| } |
| |
| @Bean |
| DisposeBean disposedBean(final ApplicationContext context) { |
| return new DisposeBean(context); |
| } |
| |
| @Bean |
| InitBean initBean(final ApplicationContext context) { |
| return new InitBean(context); |
| } |
| |
| @Bean |
| Lifecycle lifecycleBean(final ApplicationContext context) { |
| return new LifecycleBean(context); |
| } |
| } |
| |
| static class BeanWithShutdownMethod implements TestState { |
| |
| boolean shutdown; |
| |
| private final ApplicationContext context; |
| |
| public BeanWithShutdownMethod(final ApplicationContext context) { |
| this.context = context; |
| } |
| |
| @Override |
| public void assertValid() { |
| assertThat(shutdown).as("Bean with shutdown method should be shutdown").isTrue(); |
| } |
| |
| public void shutdown() { |
| assertThat(camelIsStopped(context)).as("@Bean with close() method should be stopped after Camel").isTrue(); |
| shutdown = true; |
| } |
| } |
| |
| static class DisposeBean implements DisposableBean, TestState { |
| |
| boolean disposed; |
| |
| private final ApplicationContext context; |
| |
| public DisposeBean(final ApplicationContext context) { |
| this.context = context; |
| } |
| |
| @Override |
| public void assertValid() { |
| assertThat(disposed).as("DisposableBean should be disposed").isTrue(); |
| } |
| |
| @Override |
| public void destroy() throws Exception { |
| assertThat(camelIsStopped(context)).as("DisposableBean should be stopped after Camel").isTrue(); |
| disposed = true; |
| } |
| } |
| |
| static class InitBean implements InitializingBean, TestState { |
| |
| ApplicationContext context; |
| |
| boolean initialized; |
| |
| @Autowired |
| public InitBean(final ApplicationContext context) { |
| this.context = context; |
| } |
| |
| @Override |
| public void afterPropertiesSet() throws Exception { |
| assertThat(camelIsStopped(context)).as("initializing bean should be started before Camel").isTrue(); |
| initialized = true; |
| } |
| |
| @Override |
| public void assertValid() { |
| assertThat(initialized).as("InitializingBean should be initialized").isTrue(); |
| } |
| } |
| |
| static class LifecycleBean implements SmartLifecycle, TestState { |
| |
| ApplicationContext context; |
| |
| boolean started; |
| |
| boolean stopped; |
| |
| @Autowired |
| public LifecycleBean(final ApplicationContext context) { |
| this.context = context; |
| } |
| |
| @Override |
| public void assertValid() { |
| assertThat(started).as("Lifecycle should have been started").isTrue(); |
| assertThat(stopped).as("Lifecycle should be stopped").isTrue(); |
| } |
| |
| @Override |
| public int getPhase() { |
| return 0; |
| } |
| |
| @Override |
| public boolean isAutoStartup() { |
| return true; |
| } |
| |
| @Override |
| public boolean isRunning() { |
| return started; |
| } |
| |
| @Override |
| public void start() { |
| assertThat(camelIsStopped(context)).as("lifecycle bean should be started before Camel").isTrue(); |
| started = true; |
| } |
| |
| @Override |
| public void stop() { |
| assertThat(camelIsStopped(context)).as("lifecycle bean should be stopped after Camel").isTrue(); |
| stopped = true; |
| } |
| |
| @Override |
| public void stop(final Runnable callback) { |
| stop(); |
| callback.run(); |
| } |
| } |
| |
| interface TestState { |
| void assertValid(); |
| } |
| |
| @Test |
| public void camelContextShouldBeStartedLastAndStoppedFirst() { |
| final ConfigurableApplicationContext context = new AnnotationConfigApplicationContext( |
| CamelAutoConfiguration.class, Beans.class); |
| |
| final ServiceSupport camelContext = (ServiceSupport) context.getBean(CamelContext.class); |
| final Map<String, TestState> testStates = context.getBeansOfType(TestState.class); |
| |
| assertThat(camelContext.isStarted()).as("Camel context should be started").isTrue(); |
| |
| context.close(); |
| |
| assertThat(camelContext.isStopped()).as("Camel context should be stopped").isTrue(); |
| testStates.values().stream().forEach(TestState::assertValid); |
| } |
| |
| static ServiceSupport camel(final ApplicationContext context) { |
| return (ServiceSupport) context.getBean(CamelContext.class); |
| } |
| |
| static boolean camelIsStarted(final ApplicationContext context) { |
| return camel(context).isStarted(); |
| } |
| |
| static boolean camelIsStopped(final ApplicationContext context) { |
| return !camelIsStarted(context); |
| } |
| } |