1/*
2 * Copyright (C) 2011 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 ThreadableLoaderClient_h
32#define ThreadableLoaderClient_h
33
34#include "platform/heap/Handle.h"
35#include "wtf/FastAllocBase.h"
36#include "wtf/Noncopyable.h"
37
38namespace blink {
39
40    class ResourceError;
41    class ResourceResponse;
42
43    class ThreadableLoaderClient {
44        WTF_MAKE_NONCOPYABLE(ThreadableLoaderClient);
45        WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
46    public:
47        virtual void didSendData(unsigned long long /*bytesSent*/, unsigned long long /*totalBytesToBeSent*/) { }
48
49        virtual void didReceiveResponse(unsigned long /*identifier*/, const ResourceResponse&) { }
50        virtual void didReceiveData(const char*, int /*dataLength*/) { }
51        virtual void didReceiveCachedMetadata(const char*, int /*dataLength*/) { }
52        virtual void didFinishLoading(unsigned long /*identifier*/, double /*finishTime*/) { }
53        virtual void didFail(const ResourceError&) { }
54        virtual void didFailAccessControlCheck(const ResourceError& error) { didFail(error); }
55        virtual void didFailRedirectCheck() { }
56
57        virtual bool isDocumentThreadableLoaderClient() { return false; }
58
59        virtual void didDownloadData(int /*dataLength*/) { }
60
61        virtual ~ThreadableLoaderClient() { }
62
63    protected:
64        ThreadableLoaderClient() { }
65    };
66
67} // namespace blink
68
69#endif // ThreadableLoaderClient_h
70