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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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER 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 SQLTransactionSync_h
#define SQLTransactionSync_h
#if ENABLE(DATABASE)
#include "ExceptionCode.h"
#include <wtf/Forward.h>
#include <wtf/RefCounted.h>
#include <wtf/Vector.h>
namespace WebCore {
class DatabaseSync;
class SQLResultSet;
class SQLTransactionClient;
class SQLTransactionSyncCallback;
class SQLValue;
class SQLiteTransaction;
class String;
// Instances of this class should be created and used only on the worker's context thread.
class SQLTransactionSync : public RefCounted<SQLTransactionSync> {
public:
static PassRefPtr<SQLTransactionSync> create(DatabaseSync*, PassRefPtr<SQLTransactionSyncCallback>, bool readOnly = false);
~SQLTransactionSync();
PassRefPtr<SQLResultSet> executeSQL(const String& sqlStatement, const Vector<SQLValue>& arguments, ExceptionCode&);
DatabaseSync* database() { return m_database.get(); }
bool isReadOnly() const { return m_readOnly; }
ExceptionCode begin();
ExceptionCode execute();
ExceptionCode commit();
void rollback();
private:
SQLTransactionSync(DatabaseSync*, PassRefPtr<SQLTransactionSyncCallback>, bool readOnly);
RefPtr<DatabaseSync> m_database;
RefPtr<SQLTransactionSyncCallback> m_callback;
bool m_readOnly;
bool m_modifiedDatabase;
OwnPtr<SQLTransactionClient> m_transactionClient;
OwnPtr<SQLiteTransaction> m_sqliteTransaction;
};
} // namespace WebCore
#endif
#endif // SQLTransactionSync_h
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