1/*
2 * Copyright (C) 2009 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 ThreadableLoaderClientWrapper_h
32#define ThreadableLoaderClientWrapper_h
33
34#include "core/loader/ThreadableLoaderClient.h"
35#include "wtf/Noncopyable.h"
36#include "wtf/PassRefPtr.h"
37#include "wtf/Threading.h"
38
39namespace WebCore {
40
41class ThreadableLoaderClientWrapper : public ThreadSafeRefCounted<ThreadableLoaderClientWrapper> {
42public:
43    static PassRefPtr<ThreadableLoaderClientWrapper> create(ThreadableLoaderClient* client)
44    {
45        return adoptRef(new ThreadableLoaderClientWrapper(client));
46    }
47
48    void clearClient()
49    {
50        m_done = true;
51        m_client = 0;
52    }
53
54    bool done() const
55    {
56        return m_done;
57    }
58
59    void didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent)
60    {
61        if (m_client)
62            m_client->didSendData(bytesSent, totalBytesToBeSent);
63    }
64
65    void didReceiveResponse(unsigned long identifier, const ResourceResponse& response)
66    {
67        if (m_client)
68            m_client->didReceiveResponse(identifier, response);
69    }
70
71    void didReceiveData(const char* data, int dataLength)
72    {
73        if (m_client)
74            m_client->didReceiveData(data, dataLength);
75    }
76
77    void didReceiveCachedMetadata(const char* data, int dataLength)
78    {
79        if (m_client)
80            m_client->didReceiveCachedMetadata(data, dataLength);
81    }
82
83    void didFinishLoading(unsigned long identifier, double finishTime)
84    {
85        m_done = true;
86        if (m_client)
87            m_client->didFinishLoading(identifier, finishTime);
88    }
89
90    void didFail(const ResourceError& error)
91    {
92        m_done = true;
93        if (m_client)
94            m_client->didFail(error);
95    }
96
97    void didFailAccessControlCheck(const ResourceError& error)
98    {
99        m_done = true;
100        if (m_client)
101            m_client->didFailAccessControlCheck(error);
102    }
103
104    void didFailRedirectCheck()
105    {
106        m_done = true;
107        if (m_client)
108            m_client->didFailRedirectCheck();
109    }
110
111    void didReceiveAuthenticationCancellation(unsigned long identifier, const ResourceResponse& response)
112    {
113        if (m_client)
114            m_client->didReceiveResponse(identifier, response);
115    }
116
117    void didDownloadData(int dataLength)
118    {
119        if (m_client)
120            m_client->didDownloadData(dataLength);
121    }
122
123protected:
124    explicit ThreadableLoaderClientWrapper(ThreadableLoaderClient* client)
125        : m_client(client)
126        , m_done(false)
127    {
128    }
129
130    ThreadableLoaderClient* m_client;
131    bool m_done;
132};
133
134} // namespace WebCore
135
136#endif // ThreadableLoaderClientWrapper_h
137