Hybi13Handshake.java

/*
 * Copyright 2012 JBoss, by Red Hat, Inc
 *
 * 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.jboss.pitbull.internal.nio.websocket.impl.oio.internal.protocol.ietf13;

import org.jboss.pitbull.internal.nio.websocket.impl.oio.ClosingStrategy;
import org.jboss.pitbull.internal.nio.websocket.impl.oio.HttpRequestBridge;
import org.jboss.pitbull.internal.nio.websocket.impl.oio.HttpResponseBridge;
import org.jboss.pitbull.internal.nio.websocket.impl.oio.OioWebSocket;
import org.jboss.pitbull.internal.nio.websocket.impl.oio.internal.WebSocketHeaders;
import org.jboss.pitbull.internal.nio.websocket.impl.oio.internal.protocol.ietf07.Hybi07Handshake;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URI;

import static org.jboss.pitbull.internal.nio.websocket.impl.oio.internal.WebSocketHeaders.*;

/**
 * The handshaking protocol implementation for Hybi-13.
 *
 * @author Mike Brock
 */
public class Hybi13Handshake extends Hybi07Handshake
{
   public Hybi13Handshake()
   {
      super("13");
   }

   @Override
   public OioWebSocket getServerWebSocket(final HttpRequestBridge request,
                                          final HttpResponseBridge response,
                                          final ClosingStrategy closingStrategy) throws IOException
   {

      return new Hybi13Socket(getVersion(), URI.create(getWebSocketLocation(request)), request.getInputStream(), response.getOutputStream(), closingStrategy, false);
   }

   @Override
   public OioWebSocket getClientWebSocket(URI uri, InputStream inputStream, OutputStream outputStream, ClosingStrategy closingStrategy) throws IOException
   {
      return new Hybi13Socket(getVersion(), uri, inputStream, outputStream, closingStrategy, true);
   }

   @Override
   public byte[] generateResponse(final HttpRequestBridge request,
                                  final HttpResponseBridge response) throws IOException
   {

      ORIGIN.copy(request, response);

      SEC_WEBSOCKET_PROTOCOL.copy(request, response);

      SEC_WEBSOCKET_LOCATION.set(response, getWebSocketLocation(request));

      final String key = SEC_WEBSOCKET_KEY.get(request);
      final String solution = solve(key);

      WebSocketHeaders.SEC_WEBSOCKET_ACCEPT.set(response, solution);

      return new byte[0];
   }
}