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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef WEBKIT_BROWSER_BLOB_BLOB_STORAGE_CONTEXT_H_ | 5 #ifndef WEBKIT_BROWSER_BLOB_BLOB_STORAGE_CONTEXT_H_ |
6 #define WEBKIT_BROWSER_BLOB_BLOB_STORAGE_CONTEXT_H_ | 6 #define WEBKIT_BROWSER_BLOB_BLOB_STORAGE_CONTEXT_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/memory/ref_counted.h" | 11 #include "base/memory/ref_counted.h" |
12 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
13 #include "base/memory/weak_ptr.h" | 13 #include "base/memory/weak_ptr.h" |
14 #include "webkit/browser/blob/blob_data_handle.h" | 14 #include "webkit/browser/blob/blob_data_handle.h" |
15 #include "webkit/browser/webkit_storage_browser_export.h" | 15 #include "webkit/browser/webkit_storage_browser_export.h" |
16 #include "webkit/common/blob/blob_data.h" | 16 #include "webkit/common/blob/blob_data.h" |
17 | 17 |
18 class GURL; | 18 class GURL; |
19 | 19 |
20 namespace base { | 20 namespace base { |
21 class FilePath; | 21 class FilePath; |
22 class Time; | 22 class Time; |
23 } | 23 } |
24 | 24 |
25 namespace content { | 25 namespace content { |
26 class BlobStorageHost; | 26 class BlobStorageHost; |
27 } | 27 } |
28 | 28 |
29 namespace webkit_blob { | 29 namespace storage { |
30 | 30 |
31 class BlobDataHandle; | 31 class BlobDataHandle; |
32 | 32 |
33 // This class handles the logistics of blob Storage within the browser process, | 33 // This class handles the logistics of blob Storage within the browser process, |
34 // and maintains a mapping from blob uuid to the data. The class is single | 34 // and maintains a mapping from blob uuid to the data. The class is single |
35 // threaded and should only be used on the IO thread. | 35 // threaded and should only be used on the IO thread. |
36 // In chromium, there is one instance per profile. | 36 // In chromium, there is one instance per profile. |
37 class WEBKIT_STORAGE_BROWSER_EXPORT BlobStorageContext | 37 class WEBKIT_STORAGE_BROWSER_EXPORT BlobStorageContext |
38 : public base::SupportsWeakPtr<BlobStorageContext> { | 38 : public base::SupportsWeakPtr<BlobStorageContext> { |
39 public: | 39 public: |
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106 BlobURLMap public_blob_urls_; | 106 BlobURLMap public_blob_urls_; |
107 | 107 |
108 // Used to keep track of how much memory is being utilized for blob data, | 108 // Used to keep track of how much memory is being utilized for blob data, |
109 // we count only the items of TYPE_DATA which are held in memory and not | 109 // we count only the items of TYPE_DATA which are held in memory and not |
110 // items of TYPE_FILE. | 110 // items of TYPE_FILE. |
111 int64 memory_usage_; | 111 int64 memory_usage_; |
112 | 112 |
113 DISALLOW_COPY_AND_ASSIGN(BlobStorageContext); | 113 DISALLOW_COPY_AND_ASSIGN(BlobStorageContext); |
114 }; | 114 }; |
115 | 115 |
116 } // namespace webkit_blob | 116 } // namespace storage |
117 | 117 |
118 #endif // WEBKIT_BROWSER_BLOB_BLOB_STORAGE_CONTEXT_H_ | 118 #endif // WEBKIT_BROWSER_BLOB_BLOB_STORAGE_CONTEXT_H_ |
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