/*
* Copyright 2013 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.handler.codec.http.websocketx;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelFutureListener;
import io.netty.channel.ChannelHandlerAdapter;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.http.FullHttpResponse;
class WebSocketClientProtocolHandshakeHandler extends ChannelHandlerAdapter {
private final WebSocketClientHandshaker handshaker;
WebSocketClientProtocolHandshakeHandler(WebSocketClientHandshaker handshaker) {
this.handshaker = handshaker;
}
@Override
public void channelActive(final ChannelHandlerContext ctx) throws Exception {
super.channelActive(ctx);
handshaker.handshake(ctx.channel()).addListener(new ChannelFutureListener() {
@Override
public void operationComplete(ChannelFuture future) throws Exception {
if (!future.isSuccess()) {
ctx.fireExceptionCaught(future.cause());
} else {
ctx.fireUserEventTriggered(
WebSocketClientProtocolHandler.ClientHandshakeStateEvent.HANDSHAKE_ISSUED);
}
}
});
}
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
if (!(msg instanceof FullHttpResponse)) {
ctx.fireChannelRead(msg);
return;
}
FullHttpResponse response = (FullHttpResponse) msg;
try {
if (!handshaker.isHandshakeComplete()) {
handshaker.finishHandshake(ctx.channel(), response);
ctx.fireUserEventTriggered(
WebSocketClientProtocolHandler.ClientHandshakeStateEvent.HANDSHAKE_COMPLETE);
ctx.pipeline().remove(this);
return;
}
throw new IllegalStateException("WebSocketClientHandshaker should have been non finished yet");
} finally {
response.release();
}
}
}