Version: 8.3.0
SALOMESDS_TrustTransaction.hxx
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1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
2 //
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
7 //
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
12 //
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 //
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
18 //
19 // Author : Anthony GEAY (EDF R&D)
20 
21 #ifndef __SALOMESDS_TRUSTTRANSACTION_HXX__
22 #define __SALOMESDS_TRUSTTRANSACTION_HXX__
23 
24 #include "SALOMESDS_Transaction.hxx"
25 #include "SALOMESDS_Exception.hxx"
26 
27 namespace SALOMESDS
28 {
29  class TrustTransaction
30  {
31  public:
32  TrustTransaction():_must_rollback(0),_ptr(0) { }
33  void setTransaction(Transaction *t, bool *mustRollback) { if(!t || !mustRollback) throw Exception("TrustTransaction Error #1"); _ptr=t; _must_rollback=mustRollback; _ptr->prepareRollBackInCaseOfFailure(); }
34  void operate() { _ptr->perform(); }
35  ~TrustTransaction() { if(!_ptr) return ; if(*_must_rollback) _ptr->rollBack(); }
36  private:
37  bool *_must_rollback;
38  Transaction *_ptr;
39  };
40 }
41 
42 #endif