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| 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 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 // This used to do a lot of TLS-based management of multiple Directory objects. | 5 // This used to do a lot of TLS-based management of multiple Directory objects. |
| 6 // We now can access Directory objects from any thread for general purpose | 6 // We now can access Directory objects from any thread for general purpose |
| 7 // operations and we only ever have one Directory, so this class isn't doing | 7 // operations and we only ever have one Directory, so this class isn't doing |
| 8 // anything too fancy besides keeping calling and access conventions the same | 8 // anything too fancy besides keeping calling and access conventions the same |
| 9 // for now. | 9 // for now. |
| 10 // TODO(timsteele): We can probably nuke this entire class and use raw | 10 // TODO(timsteele): We can probably nuke this entire class and use raw |
| 11 // Directory objects everywhere. | 11 // Directory objects everywhere. |
| 12 #ifndef CHROME_BROWSER_SYNC_SYNCABLE_DIRECTORY_MANAGER_H_ | 12 #ifndef CHROME_BROWSER_SYNC_SYNCABLE_DIRECTORY_MANAGER_H_ |
| 13 #define CHROME_BROWSER_SYNC_SYNCABLE_DIRECTORY_MANAGER_H_ | 13 #define CHROME_BROWSER_SYNC_SYNCABLE_DIRECTORY_MANAGER_H_ |
| 14 | 14 |
| 15 #include <vector> | 15 #include <vector> |
| 16 | 16 |
| 17 #include "base/atomicops.h" | 17 #include "base/atomicops.h" |
| 18 #include "base/basictypes.h" |
| 19 #include "base/file_path.h" |
| 18 #include "base/lock.h" | 20 #include "base/lock.h" |
| 19 #include "base/basictypes.h" | |
| 20 #include "chrome/browser/sync/syncable/dir_open_result.h" | 21 #include "chrome/browser/sync/syncable/dir_open_result.h" |
| 21 #include "chrome/browser/sync/syncable/path_name_cmp.h" | 22 #include "chrome/browser/sync/syncable/path_name_cmp.h" |
| 22 #include "chrome/browser/sync/syncable/syncable.h" | 23 #include "chrome/browser/sync/syncable/syncable.h" |
| 23 #include "chrome/browser/sync/util/event_sys.h" | 24 #include "chrome/browser/sync/util/event_sys.h" |
| 24 #include "chrome/browser/sync/util/sync_types.h" | 25 #include "chrome/browser/sync/util/sync_types.h" |
| 25 | 26 |
| 26 namespace sync_api { class BaseTransaction; } | 27 namespace sync_api { class BaseTransaction; } |
| 27 | 28 |
| 28 namespace syncable { | 29 namespace syncable { |
| 29 | 30 |
| (...skipping 13 matching lines...) Expand all Loading... |
| 43 } | 44 } |
| 44 }; | 45 }; |
| 45 | 46 |
| 46 DirectoryManagerEvent DirectoryManagerShutdownEvent(); | 47 DirectoryManagerEvent DirectoryManagerShutdownEvent(); |
| 47 | 48 |
| 48 class DirectoryManager { | 49 class DirectoryManager { |
| 49 public: | 50 public: |
| 50 typedef EventChannel<DirectoryManagerEvent> Channel; | 51 typedef EventChannel<DirectoryManagerEvent> Channel; |
| 51 | 52 |
| 52 // root_path specifies where db is stored. | 53 // root_path specifies where db is stored. |
| 53 explicit DirectoryManager(const PathString& root_path); | 54 explicit DirectoryManager(const FilePath& root_path); |
| 54 ~DirectoryManager(); | 55 ~DirectoryManager(); |
| 55 | 56 |
| 56 static const PathString GetSyncDataDatabaseFilename(); | 57 static const FilePath GetSyncDataDatabaseFilename(); |
| 57 const PathString GetSyncDataDatabasePath() const; | 58 const FilePath GetSyncDataDatabasePath() const; |
| 58 | 59 |
| 59 // Opens a directory. Returns false on error. | 60 // Opens a directory. Returns false on error. |
| 60 // Name parameter is the the user's login, | 61 // Name parameter is the the user's login, |
| 61 // MUST already have been converted to a common case. | 62 // MUST already have been converted to a common case. |
| 62 bool Open(const PathString& name); | 63 bool Open(const PathString& name); |
| 63 | 64 |
| 64 // Marks a directory as closed. It might take a while until all the | 65 // Marks a directory as closed. It might take a while until all the |
| 65 // file handles and resources are freed by other threads. | 66 // file handles and resources are freed by other threads. |
| 66 void Close(const PathString& name); | 67 void Close(const PathString& name); |
| 67 | 68 |
| 68 // Should be called at App exit. | 69 // Should be called at App exit. |
| 69 void FinalSaveChangesForAll(); | 70 void FinalSaveChangesForAll(); |
| 70 | 71 |
| 71 // Gets the list of currently open directory names. | 72 // Gets the list of currently open directory names. |
| 72 typedef std::vector<PathString> DirNames; | 73 typedef std::vector<PathString> DirNames; |
| 73 void GetOpenDirectories(DirNames* result); | 74 void GetOpenDirectories(DirNames* result); |
| 74 | 75 |
| 75 Channel* channel() const { return channel_; } | 76 Channel* channel() const { return channel_; } |
| 76 | 77 |
| 77 protected: | 78 protected: |
| 78 DirOpenResult OpenImpl(const PathString& name, const PathString& path, | 79 DirOpenResult OpenImpl(const PathString& name, const FilePath& path, |
| 79 bool* was_open); | 80 bool* was_open); |
| 80 | 81 |
| 81 // Helpers for friend class ScopedDirLookup: | 82 // Helpers for friend class ScopedDirLookup: |
| 82 friend class ScopedDirLookup; | 83 friend class ScopedDirLookup; |
| 83 | 84 |
| 84 const PathString root_path_; | 85 const FilePath root_path_; |
| 85 | 86 |
| 86 // protects managed_directory_ | 87 // protects managed_directory_ |
| 87 Lock lock_; | 88 Lock lock_; |
| 88 Directory* managed_directory_; | 89 Directory* managed_directory_; |
| 89 | 90 |
| 90 Channel* const channel_; | 91 Channel* const channel_; |
| 91 | 92 |
| 92 private: | 93 private: |
| 93 | 94 |
| 94 DISALLOW_COPY_AND_ASSIGN(DirectoryManager); | 95 DISALLOW_COPY_AND_ASSIGN(DirectoryManager); |
| (...skipping 20 matching lines...) Expand all Loading... |
| 115 bool good_; | 116 bool good_; |
| 116 // Ensure that the programmer checks good before using the ScopedDirLookup. | 117 // Ensure that the programmer checks good before using the ScopedDirLookup. |
| 117 // This member should can be removed if it ever shows up in profiling | 118 // This member should can be removed if it ever shows up in profiling |
| 118 bool good_checked_; | 119 bool good_checked_; |
| 119 DirectoryManager* const dirman_; | 120 DirectoryManager* const dirman_; |
| 120 }; | 121 }; |
| 121 | 122 |
| 122 } // namespace syncable | 123 } // namespace syncable |
| 123 | 124 |
| 124 #endif // CHROME_BROWSER_SYNC_SYNCABLE_DIRECTORY_MANAGER_H_ | 125 #endif // CHROME_BROWSER_SYNC_SYNCABLE_DIRECTORY_MANAGER_H_ |
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