/*******************************************************************************
* Copyright 2012 Michael Mimo Moratti
*
* 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 ch.mimo.netty.example.icap.preview;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.jboss.netty.channel.MessageEvent;
import org.jboss.netty.channel.SimpleChannelUpstreamHandler;
import ch.mimo.netty.handler.codec.icap.DefaultIcapResponse;
import ch.mimo.netty.handler.codec.icap.IcapChunk;
import ch.mimo.netty.handler.codec.icap.IcapChunkTrailer;
import ch.mimo.netty.handler.codec.icap.IcapRequest;
import ch.mimo.netty.handler.codec.icap.IcapResponse;
import ch.mimo.netty.handler.codec.icap.IcapResponseStatus;
import ch.mimo.netty.handler.codec.icap.IcapVersion;
public class IcapServerHandler extends SimpleChannelUpstreamHandler {
private boolean continueWasSent;
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
Object msg = e.getMessage();
if(msg instanceof IcapRequest) {
IcapRequest request = (IcapRequest)e.getMessage();
System.out.println(request.toString());
} else if(msg instanceof IcapChunkTrailer) {
System.out.println(msg.toString());
if(!continueWasSent) {
continueWasSent = true;
// sending 100 continue in order to receive the rest of the message
IcapResponse response = new DefaultIcapResponse(IcapVersion.ICAP_1_0,IcapResponseStatus.CONTINUE);
ctx.getChannel().write(response);
} else {
// sending 204 No Content response
IcapResponse response = new DefaultIcapResponse(IcapVersion.ICAP_1_0,IcapResponseStatus.NO_CONTENT);
ctx.getChannel().write(response);
}
} else if(msg instanceof IcapChunk) {
System.out.println(msg);
}
}
}