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Diffstat (limited to 'Source/WebCore/Modules/indexeddb/IDBTransactionCoordinator.h')
-rw-r--r-- | Source/WebCore/Modules/indexeddb/IDBTransactionCoordinator.h | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/Source/WebCore/Modules/indexeddb/IDBTransactionCoordinator.h b/Source/WebCore/Modules/indexeddb/IDBTransactionCoordinator.h deleted file mode 100644 index 19878091b..000000000 --- a/Source/WebCore/Modules/indexeddb/IDBTransactionCoordinator.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * Copyright (C) 2010 Google 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 AND ITS CONTRIBUTORS "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 OR ITS 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 IDBTransactionCoordinator_h -#define IDBTransactionCoordinator_h - -#if ENABLE(INDEXED_DATABASE) - -#include <wtf/HashMap.h> -#include <wtf/ListHashSet.h> -#include <wtf/RefPtr.h> - -namespace WebCore { - -class IDBTransactionBackend; - -// Transactions are executed in the order the were created. -class IDBTransactionCoordinator { -public: - static PassOwnPtr<IDBTransactionCoordinator> create(); - virtual ~IDBTransactionCoordinator(); - - // Called by transactions as they start and finish. - void didCreateTransaction(IDBTransactionBackend*); - void didOpenBackingStoreTransaction(IDBTransactionBackend*); - void didStartTransaction(IDBTransactionBackend*); - void didFinishTransaction(IDBTransactionBackend*); - -#ifndef NDEBUG - bool isActive(IDBTransactionBackend*); -#endif - -private: - IDBTransactionCoordinator(); - - void processStartedTransactions(); - bool canRunTransaction(IDBTransactionBackend*); - - // This is just an efficient way to keep references to all transactions. - HashMap<IDBTransactionBackend*, RefPtr<IDBTransactionBackend> > m_transactions; - // Transactions in different states are grouped below. - ListHashSet<IDBTransactionBackend*> m_queuedTransactions; - HashSet<IDBTransactionBackend*> m_startedTransactions; -}; - -} // namespace WebCore - -#endif // ENABLE(INDEXED_DATABASE) - -#endif // IDBTransactionCoordinator_h |