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/*
* 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
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