The Tor Browser / file comparison
comparison: dom/indexedDB/FileManager.h
dom/indexedDB/FileManager.h
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:030bf323580a |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #ifndef mozilla_dom_indexeddb_filemanager_h__ | |
| 8 #define mozilla_dom_indexeddb_filemanager_h__ | |
| 9 | |
| 10 #include "IndexedDatabase.h" | |
| 11 | |
| 12 #include "nsIDOMFile.h" | |
| 13 #include "nsIFile.h" | |
| 14 | |
| 15 #include "mozilla/dom/quota/PersistenceType.h" | |
| 16 #include "mozilla/dom/quota/StoragePrivilege.h" | |
| 17 #include "nsDataHashtable.h" | |
| 18 | |
| 19 class mozIStorageConnection; | |
| 20 | |
| 21 BEGIN_INDEXEDDB_NAMESPACE | |
| 22 | |
| 23 class FileInfo; | |
| 24 | |
| 25 class FileManager MOZ_FINAL | |
| 26 { | |
| 27 friend class FileInfo; | |
| 28 | |
| 29 typedef mozilla::dom::quota::PersistenceType PersistenceType; | |
| 30 typedef mozilla::dom::quota::StoragePrivilege StoragePrivilege; | |
| 31 | |
| 32 public: | |
| 33 FileManager(PersistenceType aPersistenceType, const nsACString& aGroup, | |
| 34 const nsACString& aOrigin, StoragePrivilege aPrivilege, | |
| 35 const nsAString& aDatabaseName) | |
| 36 : mPersistenceType(aPersistenceType), mGroup(aGroup), mOrigin(aOrigin), | |
| 37 mPrivilege(aPrivilege), mDatabaseName(aDatabaseName), mLastFileId(0), | |
| 38 mInvalidated(false) | |
| 39 { } | |
| 40 | |
| 41 NS_INLINE_DECL_THREADSAFE_REFCOUNTING(FileManager) | |
| 42 | |
| 43 PersistenceType Type() | |
| 44 { | |
| 45 return mPersistenceType; | |
| 46 } | |
| 47 | |
| 48 const nsACString& Group() const | |
| 49 { | |
| 50 return mGroup; | |
| 51 } | |
| 52 | |
| 53 const nsACString& Origin() const | |
| 54 { | |
| 55 return mOrigin; | |
| 56 } | |
| 57 | |
| 58 const StoragePrivilege& Privilege() const | |
| 59 { | |
| 60 return mPrivilege; | |
| 61 } | |
| 62 | |
| 63 const nsAString& DatabaseName() const | |
| 64 { | |
| 65 return mDatabaseName; | |
| 66 } | |
| 67 | |
| 68 bool Invalidated() const | |
| 69 { | |
| 70 return mInvalidated; | |
| 71 } | |
| 72 | |
| 73 nsresult Init(nsIFile* aDirectory, | |
| 74 mozIStorageConnection* aConnection); | |
| 75 | |
| 76 nsresult Invalidate(); | |
| 77 | |
| 78 already_AddRefed<nsIFile> GetDirectory(); | |
| 79 | |
| 80 already_AddRefed<nsIFile> GetJournalDirectory(); | |
| 81 | |
| 82 already_AddRefed<nsIFile> EnsureJournalDirectory(); | |
| 83 | |
| 84 already_AddRefed<FileInfo> GetFileInfo(int64_t aId); | |
| 85 | |
| 86 already_AddRefed<FileInfo> GetNewFileInfo(); | |
| 87 | |
| 88 static already_AddRefed<nsIFile> GetFileForId(nsIFile* aDirectory, | |
| 89 int64_t aId); | |
| 90 | |
| 91 static nsresult InitDirectory(nsIFile* aDirectory, | |
| 92 nsIFile* aDatabaseFile, | |
| 93 PersistenceType aPersistenceType, | |
| 94 const nsACString& aGroup, | |
| 95 const nsACString& aOrigin); | |
| 96 | |
| 97 static nsresult GetUsage(nsIFile* aDirectory, uint64_t* aUsage); | |
| 98 | |
| 99 private: | |
| 100 // Private destructor, to discourage deletion outside of Release(): | |
| 101 ~FileManager() | |
| 102 { | |
| 103 } | |
| 104 | |
| 105 PersistenceType mPersistenceType; | |
| 106 nsCString mGroup; | |
| 107 nsCString mOrigin; | |
| 108 StoragePrivilege mPrivilege; | |
| 109 nsString mDatabaseName; | |
| 110 | |
| 111 nsString mDirectoryPath; | |
| 112 nsString mJournalDirectoryPath; | |
| 113 | |
| 114 int64_t mLastFileId; | |
| 115 | |
| 116 // Protected by IndexedDatabaseManager::FileMutex() | |
| 117 nsDataHashtable<nsUint64HashKey, FileInfo*> mFileInfos; | |
| 118 | |
| 119 bool mInvalidated; | |
| 120 }; | |
| 121 | |
| 122 END_INDEXEDDB_NAMESPACE | |
| 123 | |
| 124 #endif // mozilla_dom_indexeddb_filemanager_h__ |
