/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.cxf.transport.http.netty.client;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.LinkedBlockingDeque;
import io.netty.channel.ChannelDuplexHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelPromise;
import io.netty.handler.codec.http.HttpResponse;
public class NettyHttpClientHandler extends ChannelDuplexHandler {
private final BlockingQueue<NettyHttpClientRequest> sendedQueue =
new LinkedBlockingDeque<NettyHttpClientRequest>();
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
if (msg instanceof HttpResponse) {
// just make sure we can combine the request and response together
HttpResponse response = (HttpResponse)msg;
NettyHttpClientRequest request = sendedQueue.poll();
request.setResponse(response);
// calling the callback here
request.getCxfResponseCallback().responseReceived(response);
} else {
super.channelRead(ctx, msg);
}
}
@Override
public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
// need to deal with the request
if (msg instanceof NettyHttpClientRequest) {
NettyHttpClientRequest request = (NettyHttpClientRequest)msg;
sendedQueue.put(request);
ctx.writeAndFlush(request.getRequest());
} else {
super.write(ctx, msg, promise);
}
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
throws Exception {
//TODO need to handle the exception here
cause.printStackTrace();
ctx.close();
}
@Override
public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
ctx.flush();
}
}