WebSocketServletConnectionD08.java

/*******************************************************************************
 * Copyright (c) 2011 Intalio, Inc.
 * ======================================================================
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * and Apache License v2.0 which accompanies this distribution.
 *
 *   The Eclipse Public License is available at
 *   http://www.eclipse.org/legal/epl-v10.html
 *
 *   The Apache License v2.0 is available at
 *   http://www.opensource.org/licenses/apache2.0.php
 *
 * You may elect to redistribute this code under either of these licenses.
 *******************************************************************************/
package org.eclipse.jetty.websocket;

import java.io.IOException;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.eclipse.jetty.io.EndPoint;

public class WebSocketServletConnectionD08 extends WebSocketConnectionD08 implements WebSocketServletConnection
{
    private final WebSocketFactory factory;

    public WebSocketServletConnectionD08(WebSocketFactory factory, WebSocket websocket, EndPoint endpoint, WebSocketBuffers buffers, long timestamp, int maxIdleTime, String protocol,
            List<Extension> extensions, int draft) throws IOException
    {
        super(websocket,endpoint,buffers,timestamp,maxIdleTime,protocol,extensions,draft);
        this.factory = factory;
    }

    /* ------------------------------------------------------------ */
    public void handshake(HttpServletRequest request, HttpServletResponse response, String subprotocol) throws IOException
    {
        String key = request.getHeader("Sec-WebSocket-Key");

        response.setHeader("Upgrade","WebSocket");
        response.addHeader("Connection","Upgrade");
        response.addHeader("Sec-WebSocket-Accept",hashKey(key));
        if (subprotocol != null)
        {
            response.addHeader("Sec-WebSocket-Protocol",subprotocol);
        }

        for (Extension ext : getExtensions())
        {
            response.addHeader("Sec-WebSocket-Extensions",ext.getParameterizedName());
        }

        response.sendError(101);

        onFrameHandshake();
        onWebSocketOpen();
    }

    @Override
    public void onClose()
    {
        super.onClose();
        factory.removeConnection(this);
    }
}