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      1 /*
      2  * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef SQLiteTransaction_h
     27 #define SQLiteTransaction_h
     28 
     29 #include "wtf/FastAllocBase.h"
     30 #include "wtf/Noncopyable.h"
     31 
     32 namespace WebCore {
     33 
     34 class SQLiteDatabase;
     35 
     36 class SQLiteTransaction {
     37     WTF_MAKE_NONCOPYABLE(SQLiteTransaction); WTF_MAKE_FAST_ALLOCATED;
     38 public:
     39     SQLiteTransaction(SQLiteDatabase& db, bool readOnly = false);
     40     ~SQLiteTransaction();
     41 
     42     void begin();
     43     void commit();
     44     void rollback();
     45     void stop();
     46 
     47     bool inProgress() const { return m_inProgress; }
     48     bool wasRolledBackBySqlite() const;
     49 private:
     50     SQLiteDatabase& m_db;
     51     bool m_inProgress;
     52     bool m_readOnly;
     53 };
     54 
     55 } // namespace WebCore
     56 
     57 #endif // SQLiteTransation_H
     58