/*
* Copyright 2013-2014 the original author or authors.
*
* Licensed 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.springframework.xd.dirt.integration.bus;
import java.util.Properties;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.BeanFactoryAware;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.integration.router.AbstractMappingMessageRouter;
/**
* A {@link BeanPostProcessor} that sets a {@link MessageBusAwareChannelResolver} on any bean of type
* {@link AbstractMappingMessageRouter} within the context.
*
* @author Mark Fisher
* @author Gary Russell
*/
public class MessageBusAwareRouterBeanPostProcessor implements BeanPostProcessor, BeanFactoryAware {
private final MessageBusAwareChannelResolver channelResolver;
public MessageBusAwareRouterBeanPostProcessor(MessageBus messageBus, Properties producerProperties) {
this.channelResolver = new MessageBusAwareChannelResolver(messageBus, producerProperties);
}
@Override
public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
channelResolver.setBeanFactory(beanFactory);
}
@Override
public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {
return bean;
}
@Override
public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
if (bean instanceof AbstractMappingMessageRouter) {
((AbstractMappingMessageRouter) bean).setChannelResolver(channelResolver);
}
return bean;
}
}