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1 /* | 1 /* |
2 * Copyright (C) 2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2009 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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80 int dataLength, | 80 int dataLength, |
81 int encodedDataLength) {} | 81 int encodedDataLength) {} |
82 | 82 |
83 // Called when a chunk of response data is received. |dataLength| is the | 83 // Called when a chunk of response data is received. |dataLength| is the |
84 // number of bytes pointed to by |data|. |encodedDataLength| is the number | 84 // number of bytes pointed to by |data|. |encodedDataLength| is the number |
85 // of bytes actually received from network to serve this chunk, including | 85 // of bytes actually received from network to serve this chunk, including |
86 // HTTP headers and framing if relevant. It is 0 if the response was served | 86 // HTTP headers and framing if relevant. It is 0 if the response was served |
87 // from cache, and -1 if this information is unavailable. | 87 // from cache, and -1 if this information is unavailable. |
88 // TODO(ricea): -1 is problematic for consumers maintaining a running | 88 // TODO(ricea): -1 is problematic for consumers maintaining a running |
89 // total. Investigate using 0 for all unavailable cases. | 89 // total. Investigate using 0 for all unavailable cases. |
90 // |encodedBodyLength| is the number of bytes used to store this chunk, | |
91 // possibly encrypted, excluding headers or framing. It is set even if the | |
92 // response was served from cache. | |
93 virtual void didReceiveData(WebURLLoader*, | 90 virtual void didReceiveData(WebURLLoader*, |
94 const char* data, | 91 const char* data, |
95 int dataLength, | 92 int dataLength, |
96 int encodedDataLength, | 93 int encodedDataLength) {} |
97 int encodedBodyLength) {} | |
98 | 94 |
99 // Called when a chunk of renderer-generated metadata is received from the | 95 // Called when a chunk of renderer-generated metadata is received from the |
100 // cache. | 96 // cache. |
101 virtual void didReceiveCachedMetadata(WebURLLoader*, | 97 virtual void didReceiveCachedMetadata(WebURLLoader*, |
102 const char* data, | 98 const char* data, |
103 int dataLength) {} | 99 int dataLength) {} |
104 | 100 |
105 // Called when the load completes successfully. | 101 // Called when the load completes successfully. |
106 // |totalEncodedDataLength| may be equal to kUnknownEncodedDataLength. | 102 // |totalEncodedDataLength| may be equal to kUnknownEncodedDataLength. |
107 virtual void didFinishLoading(WebURLLoader* loader, | 103 virtual void didFinishLoading(WebURLLoader* loader, |
108 double finishTime, | 104 double finishTime, |
109 int64_t totalEncodedDataLength) {} | 105 int64_t totalEncodedDataLength, |
| 106 int64_t totalEncodedBodyLength) {} |
110 | 107 |
111 // Called when the load completes with an error. | 108 // Called when the load completes with an error. |
112 // |totalEncodedDataLength| may be equal to kUnknownEncodedDataLength. | 109 // |totalEncodedDataLength| may be equal to kUnknownEncodedDataLength. |
113 virtual void didFail(WebURLLoader*, | 110 virtual void didFail(WebURLLoader*, |
114 const WebURLError&, | 111 const WebURLError&, |
115 int64_t totalEncodedDataLength) {} | 112 int64_t totalEncodedDataLength, |
| 113 int64_t totalEncodedBodyLength) {} |
116 | 114 |
117 // Value passed to didFinishLoading when total encoded data length isn't | 115 // Value passed to didFinishLoading when total encoded data length isn't |
118 // known. | 116 // known. |
119 static const int64_t kUnknownEncodedDataLength = -1; | 117 static const int64_t kUnknownEncodedDataLength = -1; |
120 | 118 |
121 protected: | 119 protected: |
122 virtual ~WebURLLoaderClient() {} | 120 virtual ~WebURLLoaderClient() {} |
123 }; | 121 }; |
124 | 122 |
125 } // namespace blink | 123 } // namespace blink |
126 | 124 |
127 #endif | 125 #endif |
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