org.joyqueue.network.handler.ConnectionHandler Maven / Gradle / Ivy
/**
* Copyright 2019 The JoyQueue 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.joyqueue.network.handler;
import org.joyqueue.network.transport.exception.TransportException;
import io.netty.channel.Channel;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* ConnectionHandler
*
* author: gaohaoxiang
* date: 2018/8/15
*/
@ChannelHandler.Sharable
public class ConnectionHandler extends ChannelInboundHandlerAdapter {
protected static final Logger logger = LoggerFactory.getLogger(ConnectionHandler.class);
@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
super.channelActive(ctx);
logger.info("connection is connected, address: {}", ctx.channel().remoteAddress());
}
@Override
public void channelInactive(ChannelHandlerContext ctx) throws Exception {
super.channelInactive(ctx);
logger.info("connection is closed, address: {}", ctx.channel().remoteAddress());
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
Channel channel = ctx.channel();
try {
channel.close().await();
} catch (InterruptedException ignored) {
}
if (TransportException.isClosed(cause)) {
logger.warn("channel close, address: {}, message: {}", channel.remoteAddress(), cause.getMessage());
} else {
logger.error("channel exception, address: {}", channel.remoteAddress(), cause);
}
}
}