third_party/WebKit/Source/modules/webdatabase/sqlite/SQLiteTransaction.h

/*
 * Copyright (C) 2006 Apple Computer, 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 COMPUTER, 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 COMPUTER, 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 SQLiteTransaction_h
#define SQLiteTransaction_h

#include "wtf/Allocator.h"
#include "wtf/Noncopyable.h"

namespace blink {

class SQLiteDatabase;

class SQLiteTransaction {
  WTF_MAKE_NONCOPYABLE(SQLiteTransaction);
  USING_FAST_MALLOC(SQLiteTransaction);

 public:
  SQLiteTransaction(SQLiteDatabase& db, bool readOnly = false);
  ~SQLiteTransaction();

  void begin();
  void commit();
  void rollback();
  void stop();

  bool inProgress() const { return m_inProgress; }
  bool wasRolledBackBySqlite() const;

 private:
  SQLiteDatabase& m_db;
  bool m_inProgress;
  bool m_readOnly;
};

}  // namespace blink

#endif  // SQLiteTransation_H