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      1 /*
      2  * Copyright (C) 2011, 2012 Google Inc.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef WebSocketImpl_h
     32 #define WebSocketImpl_h
     33 
     34 #include "WebSocket.h"
     35 #include "WebSocketClient.h"
     36 #include "modules/websockets/WebSocketChannelClient.h"
     37 #include "public/platform/WebCommon.h"
     38 #include "wtf/OwnPtr.h"
     39 #include "wtf/RefPtr.h"
     40 
     41 namespace WebCore { class MainThreadWebSocketChannel; }
     42 
     43 namespace WebKit {
     44 
     45 class WebDocument;
     46 class WebString;
     47 class WebURL;
     48 
     49 class WebSocketImpl : public WebSocket, public WebCore::WebSocketChannelClient {
     50 public:
     51     WebSocketImpl(const WebDocument&, WebSocketClient*);
     52     virtual ~WebSocketImpl();
     53 
     54     bool isNull() const { return !m_private; }
     55 
     56     virtual BinaryType binaryType() const OVERRIDE;
     57     virtual bool setBinaryType(BinaryType) OVERRIDE;
     58     virtual void connect(const WebURL&, const WebString& protocol) OVERRIDE;
     59     virtual WebString subprotocol() OVERRIDE;
     60     virtual WebString extensions() OVERRIDE;
     61     virtual bool sendText(const WebString&) OVERRIDE;
     62     virtual bool sendArrayBuffer(const WebArrayBuffer&) OVERRIDE;
     63     virtual unsigned long bufferedAmount() const OVERRIDE;
     64     virtual void close(int code, const WebString& reason) OVERRIDE;
     65     virtual void fail(const WebString& reason) OVERRIDE;
     66     virtual void disconnect() OVERRIDE;
     67 
     68     // WebSocketChannelClient
     69     virtual void didConnect() OVERRIDE;
     70     virtual void didReceiveMessage(const String& message) OVERRIDE;
     71     virtual void didReceiveBinaryData(PassOwnPtr<Vector<char> > binaryData) OVERRIDE;
     72     virtual void didReceiveMessageError() OVERRIDE;
     73     virtual void didUpdateBufferedAmount(unsigned long bufferedAmount) OVERRIDE;
     74     virtual void didStartClosingHandshake() OVERRIDE;
     75     virtual void didClose(unsigned long bufferedAmount, ClosingHandshakeCompletionStatus, unsigned short code, const String& reason) OVERRIDE;
     76 
     77 private:
     78     RefPtr<WebCore::MainThreadWebSocketChannel> m_private;
     79     WebSocketClient* m_client;
     80     BinaryType m_binaryType;
     81 };
     82 
     83 } // namespace WebKit
     84 
     85 #endif // WebWebSocketChannelImpl_h
     86