org.joyqueue.network.handler.ExceptionChannelHandler 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.RequestBarrier;
import org.joyqueue.network.transport.TransportHelper;
import org.joyqueue.network.transport.command.handler.ExceptionHandler;
import io.netty.channel.ChannelHandlerAdapter;
import io.netty.channel.ChannelHandlerContext;
/**
* ExceptionChannelHandler
*
* author: gaohaoxiang
* date: 2019/4/5
*/
public class ExceptionChannelHandler extends ChannelHandlerAdapter {
private ExceptionHandler exceptionHandler;
private RequestBarrier requestBarrier;
public ExceptionChannelHandler(ExceptionHandler exceptionHandler, RequestBarrier requestBarrier) {
this.exceptionHandler = exceptionHandler;
this.requestBarrier = requestBarrier;
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
if (exceptionHandler != null) {
exceptionHandler.handle(TransportHelper.getOrNewTransport(ctx.channel(), requestBarrier), null, cause);
} else {
super.exceptionCaught(ctx, cause);
}
}
}