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 WEBKIT_FILEAPI_FILE_SYSTEM_CONTEXT_H_ | 5 #ifndef WEBKIT_FILEAPI_FILE_SYSTEM_CONTEXT_H_ |
6 #define WEBKIT_FILEAPI_FILE_SYSTEM_CONTEXT_H_ | 6 #define WEBKIT_FILEAPI_FILE_SYSTEM_CONTEXT_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <string> | 9 #include <string> |
10 | 10 |
(...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
43 | 43 |
44 struct DefaultContextDeleter; | 44 struct DefaultContextDeleter; |
45 | 45 |
46 // This class keeps and provides a file system context for FileSystem API. | 46 // This class keeps and provides a file system context for FileSystem API. |
47 // An instance of this class is created and owned by profile. | 47 // An instance of this class is created and owned by profile. |
48 class FILEAPI_EXPORT FileSystemContext | 48 class FILEAPI_EXPORT FileSystemContext |
49 : public base::RefCountedThreadSafe<FileSystemContext, | 49 : public base::RefCountedThreadSafe<FileSystemContext, |
50 DefaultContextDeleter> { | 50 DefaultContextDeleter> { |
51 public: | 51 public: |
52 // task_runners->file_task_runner() is used as default TaskRunner. | 52 // task_runners->file_task_runner() is used as default TaskRunner. |
53 // Unless a MountPointProvired is override in CreateFileSystemOperation, | 53 // Unless a MountPointProvider is overridden in CreateFileSystemOperation, |
54 // it is used for all file operations and file related meta operations. | 54 // it is used for all file operations and file related meta operations. |
55 // The code assumes that | 55 // The code assumes that |
56 // task_runners->file_task_runner()->RunsTasksOnCurrentThread() | 56 // task_runners->file_task_runner()->RunsTasksOnCurrentThread() |
57 // returns false if the current task is not running on the thread that allows | 57 // returns false if the current task is not running on the thread that allows |
58 // blocking file operations (like SequencedWorkerPool implementation does). | 58 // blocking file operations (like SequencedWorkerPool implementation does). |
59 FileSystemContext( | 59 FileSystemContext( |
60 scoped_ptr<FileSystemTaskRunners> task_runners, | 60 scoped_ptr<FileSystemTaskRunners> task_runners, |
61 quota::SpecialStoragePolicy* special_storage_policy, | 61 quota::SpecialStoragePolicy* special_storage_policy, |
62 quota::QuotaManagerProxy* quota_manager_proxy, | 62 quota::QuotaManagerProxy* quota_manager_proxy, |
63 const FilePath& profile_path, | 63 const FilePath& profile_path, |
(...skipping 58 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
122 void DeleteFileSystem( | 122 void DeleteFileSystem( |
123 const GURL& origin_url, | 123 const GURL& origin_url, |
124 FileSystemType type, | 124 FileSystemType type, |
125 const DeleteFileSystemCallback& callback); | 125 const DeleteFileSystemCallback& callback); |
126 | 126 |
127 // Creates a new FileSystemOperation instance by cracking | 127 // Creates a new FileSystemOperation instance by cracking |
128 // the given filesystem URL |url| to get an appropriate MountPointProvider | 128 // the given filesystem URL |url| to get an appropriate MountPointProvider |
129 // and calling the provider's corresponding CreateFileSystemOperation method. | 129 // and calling the provider's corresponding CreateFileSystemOperation method. |
130 // The resolved MountPointProvider could perform further specialization | 130 // The resolved MountPointProvider could perform further specialization |
131 // depending on the filesystem type pointed by the |url|. | 131 // depending on the filesystem type pointed by the |url|. |
132 FileSystemOperation* CreateFileSystemOperation(const FileSystemURL& url); | 132 FileSystemOperation* CreateFileSystemOperation( |
| 133 const FileSystemURL& url, |
| 134 base::PlatformFileError* error_code); |
133 | 135 |
134 // Creates new FileStreamReader instance to read a file pointed by the given | 136 // Creates new FileStreamReader instance to read a file pointed by the given |
135 // filesystem URL |url| starting from |offset|. | 137 // filesystem URL |url| starting from |offset|. |
136 // This method internally cracks the |url|, get an appropriate | 138 // This method internally cracks the |url|, get an appropriate |
137 // MountPointProvider for the URL and call the provider's CreateFileReader. | 139 // MountPointProvider for the URL and call the provider's CreateFileReader. |
138 // The resolved MountPointProvider could perform further specialization | 140 // The resolved MountPointProvider could perform further specialization |
139 // depending on the filesystem type pointed by the |url|. | 141 // depending on the filesystem type pointed by the |url|. |
140 webkit_blob::FileStreamReader* CreateFileStreamReader( | 142 webkit_blob::FileStreamReader* CreateFileStreamReader( |
141 const FileSystemURL& url, | 143 const FileSystemURL& url, |
142 int64 offset); | 144 int64 offset); |
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
174 | 176 |
175 struct DefaultContextDeleter { | 177 struct DefaultContextDeleter { |
176 static void Destruct(const FileSystemContext* context) { | 178 static void Destruct(const FileSystemContext* context) { |
177 context->DeleteOnCorrectThread(); | 179 context->DeleteOnCorrectThread(); |
178 } | 180 } |
179 }; | 181 }; |
180 | 182 |
181 } // namespace fileapi | 183 } // namespace fileapi |
182 | 184 |
183 #endif // WEBKIT_FILEAPI_FILE_SYSTEM_CONTEXT_H_ | 185 #endif // WEBKIT_FILEAPI_FILE_SYSTEM_CONTEXT_H_ |
OLD | NEW |