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Diffstat (limited to 'WebCore/storage/IDBTransactionBackendInterface.h')
-rw-r--r-- | WebCore/storage/IDBTransactionBackendInterface.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/WebCore/storage/IDBTransactionBackendInterface.h b/WebCore/storage/IDBTransactionBackendInterface.h new file mode 100644 index 0000000..dff2bd7 --- /dev/null +++ b/WebCore/storage/IDBTransactionBackendInterface.h @@ -0,0 +1,62 @@ +/* + * 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 IDBTransactionBackendInterface_h +#define IDBTransactionBackendInterface_h + +#include "ExceptionCode.h" +#include "IDBCallbacks.h" +#include "PlatformString.h" +#include "ScriptExecutionContext.h" +#include <wtf/Threading.h> + +#if ENABLE(INDEXED_DATABASE) + +namespace WebCore { + +class IDBObjectStoreBackendInterface; +class SQLiteDatabase; + +// This class is shared by IDBTransaction (async) and IDBTransactionSync (sync). +// This is implemented by IDBTransactionBackendImpl and optionally others (in order to proxy +// calls across process barriers). All calls to these classes should be non-blocking and +// trigger work on a background thread if necessary. +class IDBTransactionBackendInterface : public ThreadSafeShared<IDBTransactionBackendInterface> { +public: + virtual ~IDBTransactionBackendInterface() { } + + virtual PassRefPtr<IDBObjectStoreBackendInterface> objectStore(const String& name) = 0; + virtual unsigned short mode() const = 0; + virtual void scheduleTask(PassOwnPtr<ScriptExecutionContext::Task>) = 0; + virtual void abort() = 0; + virtual SQLiteDatabase* sqliteDatabase() = 0; +}; + +} // namespace WebCore + +#endif + +#endif // IDBTransactionBackendInterface_h + |