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DubboApplicationListenerRegistrar.java
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DubboApplicationListenerRegistrar.java
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/*
* 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.dubbo.config.spring.context;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.ApplicationListener;
import org.springframework.context.ConfigurableApplicationContext;
import static org.springframework.util.TypeUtils.isAssignable;
/**
* Dubbo {@link ApplicationListener ApplicationListeners} Registrar
*
* @since 2.7.9
*/
public class DubboApplicationListenerRegistrar implements ApplicationContextAware {
/**
* The bean name of {@link DubboApplicationListenerRegistrar}
*/
public static final String BEAN_NAME = "dubboApplicationListenerRegister";
@Override
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
if (!isAssignable(ConfigurableApplicationContext.class, applicationContext.getClass())) {
throw new IllegalArgumentException("The argument of ApplicationContext must be ConfigurableApplicationContext");
}
addApplicationListeners((ConfigurableApplicationContext) applicationContext);
}
private void addApplicationListeners(ConfigurableApplicationContext context) {
context.addApplicationListener(createDubboBootstrapApplicationListener(context));
context.addApplicationListener(createDubboLifecycleComponentApplicationListener(context));
}
private ApplicationListener<?> createDubboBootstrapApplicationListener(ConfigurableApplicationContext context) {
return new DubboBootstrapApplicationListener(context);
}
private ApplicationListener<?> createDubboLifecycleComponentApplicationListener(ConfigurableApplicationContext context) {
return new DubboLifecycleComponentApplicationListener(context);
}
}