/*
* Copyright 2002-2013 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.messaging.support;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
/**
* A {@link ChannelInterceptor} base class with empty method implementations
* as a convenience.
*
* @author Mark Fisher
* @author Rossen Stoyanchev
* @since 4.0
*/
public abstract class ChannelInterceptorAdapter implements ChannelInterceptor {
@Override
public Message<?> preSend(Message<?> message, MessageChannel channel) {
return message;
}
@Override
public void postSend(Message<?> message, MessageChannel channel, boolean sent) {
}
@Override
public void afterSendCompletion(Message<?> message, MessageChannel channel, boolean sent, Exception ex) {
}
public boolean preReceive(MessageChannel channel) {
return true;
}
@Override
public Message<?> postReceive(Message<?> message, MessageChannel channel) {
return message;
}
@Override
public void afterReceiveCompletion(Message<?> message, MessageChannel channel, Exception ex) {
}
}