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Diffstat (limited to 'Source/WebCore/storage/StorageAreaSync.h')
-rw-r--r-- | Source/WebCore/storage/StorageAreaSync.h | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/Source/WebCore/storage/StorageAreaSync.h b/Source/WebCore/storage/StorageAreaSync.h deleted file mode 100644 index a5934b005..000000000 --- a/Source/WebCore/storage/StorageAreaSync.h +++ /dev/null @@ -1,108 +0,0 @@ -/* - * Copyright (C) 2008, 2009, 2010 Apple Inc. All Rights Reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef StorageAreaSync_h -#define StorageAreaSync_h - -#include "SQLiteDatabase.h" -#include "Timer.h" -#include <wtf/HashMap.h> -#include <wtf/text/StringHash.h> - -namespace WebCore { - -class Frame; -class StorageAreaImpl; -class StorageSyncManager; - -class StorageAreaSync : public ThreadSafeRefCounted<StorageAreaSync> { -public: - static PassRefPtr<StorageAreaSync> create(PassRefPtr<StorageSyncManager>, PassRefPtr<StorageAreaImpl>, const String& databaseIdentifier); - ~StorageAreaSync(); - - void scheduleFinalSync(); - void blockUntilImportComplete(); - - void scheduleItemForSync(const String& key, const String& value); - void scheduleClear(); - void scheduleCloseDatabase(); - - void scheduleSync(); - -private: - StorageAreaSync(PassRefPtr<StorageSyncManager>, PassRefPtr<StorageAreaImpl>, const String& databaseIdentifier); - - void dispatchStorageEvent(const String& key, const String& oldValue, const String& newValue, Frame* sourceFrame); - - Timer<StorageAreaSync> m_syncTimer; - HashMap<String, String> m_changedItems; - bool m_itemsCleared; - - bool m_finalSyncScheduled; - - RefPtr<StorageAreaImpl> m_storageArea; - RefPtr<StorageSyncManager> m_syncManager; - - // The database handle will only ever be opened and used on the background thread. - SQLiteDatabase m_database; - - // The following members are subject to thread synchronization issues. -public: - // Called from the background thread - void performImport(); - void performSync(); - void deleteEmptyDatabase(); - -private: - enum OpenDatabaseParamType { - CreateIfNonExistent, - SkipIfNonExistent - }; - - void syncTimerFired(Timer<StorageAreaSync>*); - void openDatabase(OpenDatabaseParamType openingStrategy); - void sync(bool clearItems, const HashMap<String, String>& items); - - const String m_databaseIdentifier; - - Mutex m_syncLock; - HashMap<String, String> m_itemsPendingSync; - bool m_clearItemsWhileSyncing; - bool m_syncScheduled; - bool m_syncInProgress; - bool m_databaseOpenFailed; - - bool m_syncCloseDatabase; - - mutable Mutex m_importLock; - mutable ThreadCondition m_importCondition; - mutable bool m_importComplete; - void markImported(); - void migrateItemTableIfNeeded(); -}; - -} // namespace WebCore - -#endif // StorageAreaSync_h |