dom/indexedDB/FileManager.h@b8a032363ba2 (annotated)
dom/indexedDB/FileManager.h
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* vim: set ts=2 et sw=2 tw=80: */ |
| michael@0 | 3 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 4 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 5 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 6 | |
| michael@0 | 7 | #ifndef mozilla_dom_indexeddb_filemanager_h__ |
| michael@0 | 8 | #define mozilla_dom_indexeddb_filemanager_h__ |
| michael@0 | 9 | |
| michael@0 | 10 | #include "IndexedDatabase.h" |
| michael@0 | 11 | |
| michael@0 | 12 | #include "nsIDOMFile.h" |
| michael@0 | 13 | #include "nsIFile.h" |
| michael@0 | 14 | |
| michael@0 | 15 | #include "mozilla/dom/quota/PersistenceType.h" |
| michael@0 | 16 | #include "mozilla/dom/quota/StoragePrivilege.h" |
| michael@0 | 17 | #include "nsDataHashtable.h" |
| michael@0 | 18 | |
| michael@0 | 19 | class mozIStorageConnection; |
| michael@0 | 20 | |
| michael@0 | 21 | BEGIN_INDEXEDDB_NAMESPACE |
| michael@0 | 22 | |
| michael@0 | 23 | class FileInfo; |
| michael@0 | 24 | |
| michael@0 | 25 | class FileManager MOZ_FINAL |
| michael@0 | 26 | { |
| michael@0 | 27 | friend class FileInfo; |
| michael@0 | 28 | |
| michael@0 | 29 | typedef mozilla::dom::quota::PersistenceType PersistenceType; |
| michael@0 | 30 | typedef mozilla::dom::quota::StoragePrivilege StoragePrivilege; |
| michael@0 | 31 | |
| michael@0 | 32 | public: |
| michael@0 | 33 | FileManager(PersistenceType aPersistenceType, const nsACString& aGroup, |
| michael@0 | 34 | const nsACString& aOrigin, StoragePrivilege aPrivilege, |
| michael@0 | 35 | const nsAString& aDatabaseName) |
| michael@0 | 36 | : mPersistenceType(aPersistenceType), mGroup(aGroup), mOrigin(aOrigin), |
| michael@0 | 37 | mPrivilege(aPrivilege), mDatabaseName(aDatabaseName), mLastFileId(0), |
| michael@0 | 38 | mInvalidated(false) |
| michael@0 | 39 | { } |
| michael@0 | 40 | |
| michael@0 | 41 | NS_INLINE_DECL_THREADSAFE_REFCOUNTING(FileManager) |
| michael@0 | 42 | |
| michael@0 | 43 | PersistenceType Type() |
| michael@0 | 44 | { |
| michael@0 | 45 | return mPersistenceType; |
| michael@0 | 46 | } |
| michael@0 | 47 | |
| michael@0 | 48 | const nsACString& Group() const |
| michael@0 | 49 | { |
| michael@0 | 50 | return mGroup; |
| michael@0 | 51 | } |
| michael@0 | 52 | |
| michael@0 | 53 | const nsACString& Origin() const |
| michael@0 | 54 | { |
| michael@0 | 55 | return mOrigin; |
| michael@0 | 56 | } |
| michael@0 | 57 | |
| michael@0 | 58 | const StoragePrivilege& Privilege() const |
| michael@0 | 59 | { |
| michael@0 | 60 | return mPrivilege; |
| michael@0 | 61 | } |
| michael@0 | 62 | |
| michael@0 | 63 | const nsAString& DatabaseName() const |
| michael@0 | 64 | { |
| michael@0 | 65 | return mDatabaseName; |
| michael@0 | 66 | } |
| michael@0 | 67 | |
| michael@0 | 68 | bool Invalidated() const |
| michael@0 | 69 | { |
| michael@0 | 70 | return mInvalidated; |
| michael@0 | 71 | } |
| michael@0 | 72 | |
| michael@0 | 73 | nsresult Init(nsIFile* aDirectory, |
| michael@0 | 74 | mozIStorageConnection* aConnection); |
| michael@0 | 75 | |
| michael@0 | 76 | nsresult Invalidate(); |
| michael@0 | 77 | |
| michael@0 | 78 | already_AddRefed<nsIFile> GetDirectory(); |
| michael@0 | 79 | |
| michael@0 | 80 | already_AddRefed<nsIFile> GetJournalDirectory(); |
| michael@0 | 81 | |
| michael@0 | 82 | already_AddRefed<nsIFile> EnsureJournalDirectory(); |
| michael@0 | 83 | |
| michael@0 | 84 | already_AddRefed<FileInfo> GetFileInfo(int64_t aId); |
| michael@0 | 85 | |
| michael@0 | 86 | already_AddRefed<FileInfo> GetNewFileInfo(); |
| michael@0 | 87 | |
| michael@0 | 88 | static already_AddRefed<nsIFile> GetFileForId(nsIFile* aDirectory, |
| michael@0 | 89 | int64_t aId); |
| michael@0 | 90 | |
| michael@0 | 91 | static nsresult InitDirectory(nsIFile* aDirectory, |
| michael@0 | 92 | nsIFile* aDatabaseFile, |
| michael@0 | 93 | PersistenceType aPersistenceType, |
| michael@0 | 94 | const nsACString& aGroup, |
| michael@0 | 95 | const nsACString& aOrigin); |
| michael@0 | 96 | |
| michael@0 | 97 | static nsresult GetUsage(nsIFile* aDirectory, uint64_t* aUsage); |
| michael@0 | 98 | |
| michael@0 | 99 | private: |
| michael@0 | 100 | // Private destructor, to discourage deletion outside of Release(): |
| michael@0 | 101 | ~FileManager() |
| michael@0 | 102 | { |
| michael@0 | 103 | } |
| michael@0 | 104 | |
| michael@0 | 105 | PersistenceType mPersistenceType; |
| michael@0 | 106 | nsCString mGroup; |
| michael@0 | 107 | nsCString mOrigin; |
| michael@0 | 108 | StoragePrivilege mPrivilege; |
| michael@0 | 109 | nsString mDatabaseName; |
| michael@0 | 110 | |
| michael@0 | 111 | nsString mDirectoryPath; |
| michael@0 | 112 | nsString mJournalDirectoryPath; |
| michael@0 | 113 | |
| michael@0 | 114 | int64_t mLastFileId; |
| michael@0 | 115 | |
| michael@0 | 116 | // Protected by IndexedDatabaseManager::FileMutex() |
| michael@0 | 117 | nsDataHashtable<nsUint64HashKey, FileInfo*> mFileInfos; |
| michael@0 | 118 | |
| michael@0 | 119 | bool mInvalidated; |
| michael@0 | 120 | }; |
| michael@0 | 121 | |
| michael@0 | 122 | END_INDEXEDDB_NAMESPACE |
| michael@0 | 123 | |
| michael@0 | 124 | #endif // mozilla_dom_indexeddb_filemanager_h__ |
