org.jboss.netty.handler.timeout.IdleStateAwareChannelHandler Maven / Gradle / Ivy
/*
* Copyright 2012 The Netty Project
*
* The Netty Project 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.handler.timeout;
import org.jboss.netty.channel.Channel;
import org.jboss.netty.channel.ChannelEvent;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.SimpleChannelHandler;
/**
* An extended {@link SimpleChannelHandler} that adds the handler method for
* an {@link IdleStateEvent}.
* @apiviz.uses org.jboss.netty.handler.timeout.IdleStateEvent
*/
public class IdleStateAwareChannelHandler extends SimpleChannelHandler {
@Override
public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent e)
throws Exception {
if (e instanceof IdleStateEvent) {
channelIdle(ctx, (IdleStateEvent) e);
} else {
super.handleUpstream(ctx, e);
}
}
/**
* Invoked when a {@link Channel} has been idle for a while.
*/
public void channelIdle(ChannelHandlerContext ctx, IdleStateEvent e) throws Exception {
ctx.sendUpstream(e);
}
}