OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 CONTENT_BROWSER_FILEAPI_CHROME_BLOB_STORAGE_CONTEXT_H_ | 5 #ifndef CONTENT_BROWSER_FILEAPI_CHROME_BLOB_STORAGE_CONTEXT_H_ |
6 #define CONTENT_BROWSER_FILEAPI_CHROME_BLOB_STORAGE_CONTEXT_H_ | 6 #define CONTENT_BROWSER_FILEAPI_CHROME_BLOB_STORAGE_CONTEXT_H_ |
7 | 7 |
8 #include "base/memory/ref_counted.h" | 8 #include "base/memory/ref_counted.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/sequenced_task_runner_helpers.h" | 10 #include "base/sequenced_task_runner_helpers.h" |
11 #include "content/common/content_export.h" | 11 #include "content/common/content_export.h" |
12 | 12 |
13 namespace webkit_blob { | 13 namespace storage { |
14 class BlobStorageContext; | 14 class BlobStorageContext; |
15 } | 15 } |
16 | 16 |
17 namespace content { | 17 namespace content { |
18 class BlobHandle; | 18 class BlobHandle; |
19 class BrowserContext; | 19 class BrowserContext; |
20 struct ChromeBlobStorageContextDeleter; | 20 struct ChromeBlobStorageContextDeleter; |
21 | 21 |
22 // A context class that keeps track of BlobStorageController used by the chrome. | 22 // A context class that keeps track of BlobStorageController used by the chrome. |
23 // There is an instance associated with each BrowserContext. There could be | 23 // There is an instance associated with each BrowserContext. There could be |
24 // multiple URLRequestContexts in the same browser context that refers to the | 24 // multiple URLRequestContexts in the same browser context that refers to the |
25 // same instance. | 25 // same instance. |
26 // | 26 // |
27 // All methods, except the ctor, are expected to be called on | 27 // All methods, except the ctor, are expected to be called on |
28 // the IO thread (unless specifically called out in doc comments). | 28 // the IO thread (unless specifically called out in doc comments). |
29 class CONTENT_EXPORT ChromeBlobStorageContext | 29 class CONTENT_EXPORT ChromeBlobStorageContext |
30 : public base::RefCountedThreadSafe<ChromeBlobStorageContext, | 30 : public base::RefCountedThreadSafe<ChromeBlobStorageContext, |
31 ChromeBlobStorageContextDeleter> { | 31 ChromeBlobStorageContextDeleter> { |
32 public: | 32 public: |
33 ChromeBlobStorageContext(); | 33 ChromeBlobStorageContext(); |
34 | 34 |
35 static ChromeBlobStorageContext* GetFor( | 35 static ChromeBlobStorageContext* GetFor( |
36 BrowserContext* browser_context); | 36 BrowserContext* browser_context); |
37 | 37 |
38 void InitializeOnIOThread(); | 38 void InitializeOnIOThread(); |
39 | 39 |
40 webkit_blob::BlobStorageContext* context() const { | 40 storage::BlobStorageContext* context() const { return context_.get(); } |
41 return context_.get(); | |
42 } | |
43 | 41 |
44 // Returns a NULL scoped_ptr on failure. | 42 // Returns a NULL scoped_ptr on failure. |
45 scoped_ptr<BlobHandle> CreateMemoryBackedBlob(const char* data, | 43 scoped_ptr<BlobHandle> CreateMemoryBackedBlob(const char* data, |
46 size_t length); | 44 size_t length); |
47 | 45 |
48 protected: | 46 protected: |
49 virtual ~ChromeBlobStorageContext(); | 47 virtual ~ChromeBlobStorageContext(); |
50 | 48 |
51 private: | 49 private: |
52 friend class base::DeleteHelper<ChromeBlobStorageContext>; | 50 friend class base::DeleteHelper<ChromeBlobStorageContext>; |
53 friend class base::RefCountedThreadSafe<ChromeBlobStorageContext, | 51 friend class base::RefCountedThreadSafe<ChromeBlobStorageContext, |
54 ChromeBlobStorageContextDeleter>; | 52 ChromeBlobStorageContextDeleter>; |
55 friend struct ChromeBlobStorageContextDeleter; | 53 friend struct ChromeBlobStorageContextDeleter; |
56 | 54 |
57 void DeleteOnCorrectThread() const; | 55 void DeleteOnCorrectThread() const; |
58 | 56 |
59 scoped_ptr<webkit_blob::BlobStorageContext> context_; | 57 scoped_ptr<storage::BlobStorageContext> context_; |
60 }; | 58 }; |
61 | 59 |
62 struct ChromeBlobStorageContextDeleter { | 60 struct ChromeBlobStorageContextDeleter { |
63 static void Destruct(const ChromeBlobStorageContext* context) { | 61 static void Destruct(const ChromeBlobStorageContext* context) { |
64 context->DeleteOnCorrectThread(); | 62 context->DeleteOnCorrectThread(); |
65 } | 63 } |
66 }; | 64 }; |
67 | 65 |
68 } // namespace content | 66 } // namespace content |
69 | 67 |
70 #endif // CONTENT_BROWSER_FILEAPI_CHROME_BLOB_STORAGE_CONTEXT_H_ | 68 #endif // CONTENT_BROWSER_FILEAPI_CHROME_BLOB_STORAGE_CONTEXT_H_ |
OLD | NEW |