netty5/src/main/java/org/jboss/netty/channel/AbstractChannelSink.java

55 lines
1.8 KiB
Java

/*
* Copyright 2009 Red Hat, Inc.
*
* Red Hat 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.jboss.netty.channel;
import static org.jboss.netty.channel.Channels.*;
/**
* A skeletal {@link ChannelSink} implementation.
*
* @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
* @author <a href="http://gleamynode.net/">Trustin Lee</a>
*
* @version $Rev: 2080 $, $Date: 2010-01-26 18:04:19 +0900 (Tue, 26 Jan 2010) $
*/
public abstract class AbstractChannelSink implements ChannelSink {
/**
* Creates a new instance.
*/
protected AbstractChannelSink() {
super();
}
/**
* Sends an {@link ExceptionEvent} upstream with the specified
* {@code cause}.
*
* @param event the {@link ChannelEvent} which caused a
* {@link ChannelHandler} to raise an exception
* @param cause the exception raised by a {@link ChannelHandler}
*/
public void exceptionCaught(ChannelPipeline pipeline,
ChannelEvent event, ChannelPipelineException cause) throws Exception {
Throwable actualCause = cause.getCause();
if (actualCause == null) {
actualCause = cause;
}
fireExceptionCaught(event.getChannel(), actualCause);
}
}