88 lines
3.2 KiB
Java
88 lines
3.2 KiB
Java
/*
|
|
* Copyright 2014 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 io.netty.example.spdy.client;
|
|
|
|
import io.netty.channel.ChannelFuture;
|
|
import io.netty.channel.ChannelHandlerContext;
|
|
import io.netty.channel.SimpleChannelInboundHandler;
|
|
import io.netty.example.http.snoop.HttpSnoopClientHandler;
|
|
import io.netty.handler.codec.http.HttpContent;
|
|
import io.netty.handler.codec.http.HttpUtil;
|
|
import io.netty.handler.codec.http.HttpObject;
|
|
import io.netty.handler.codec.http.HttpResponse;
|
|
import io.netty.handler.codec.http.LastHttpContent;
|
|
import io.netty.util.CharsetUtil;
|
|
|
|
import java.util.concurrent.BlockingQueue;
|
|
import java.util.concurrent.LinkedBlockingQueue;
|
|
|
|
/**
|
|
* This is a modified version of {@link HttpSnoopClientHandler} that uses a {@link BlockingQueue} to wait until an
|
|
* HTTPResponse is received.
|
|
*/
|
|
public class HttpResponseClientHandler extends SimpleChannelInboundHandler<HttpObject> {
|
|
|
|
private final BlockingQueue<ChannelFuture> queue = new LinkedBlockingQueue<>();
|
|
|
|
@Override
|
|
public void channelRead0(ChannelHandlerContext ctx, HttpObject msg) throws Exception {
|
|
if (msg instanceof HttpResponse) {
|
|
HttpResponse response = (HttpResponse) msg;
|
|
|
|
System.out.println("STATUS: " + response.status());
|
|
System.out.println("VERSION: " + response.protocolVersion());
|
|
System.out.println();
|
|
|
|
if (!response.headers().isEmpty()) {
|
|
for (CharSequence name : response.headers().names()) {
|
|
for (CharSequence value : response.headers().getAll(name)) {
|
|
System.out.println("HEADER: " + name + " = " + value);
|
|
}
|
|
}
|
|
System.out.println();
|
|
}
|
|
|
|
if (HttpUtil.isTransferEncodingChunked(response)) {
|
|
System.out.println("CHUNKED CONTENT {");
|
|
} else {
|
|
System.out.println("CONTENT {");
|
|
}
|
|
}
|
|
if (msg instanceof HttpContent) {
|
|
HttpContent content = (HttpContent) msg;
|
|
|
|
System.out.print(content.content().toString(CharsetUtil.UTF_8));
|
|
System.out.flush();
|
|
|
|
if (content instanceof LastHttpContent) {
|
|
System.out.println("} END OF CONTENT");
|
|
queue.add(ctx.channel().newSucceededFuture());
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
|
|
queue.add(ctx.channel().newFailedFuture(cause));
|
|
cause.printStackTrace();
|
|
ctx.close();
|
|
}
|
|
|
|
public BlockingQueue<ChannelFuture> queue() {
|
|
return queue;
|
|
}
|
|
}
|