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fa04444ba3
Implement functionality to avoid mutex operation and keeping unload data Making Standard_Type own specialized handle to avoid sharing and atomic operations
41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
// Copyright (c) 1998-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _Standard_Persistent_HeaderFile
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#define _Standard_Persistent_HeaderFile
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#include <Standard_Type.hxx>
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#include <Standard_Transient.hxx>
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//! Root of "persistent" classes, a legacy support of
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//! object oriented databases, now outdated.
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class Standard_Persistent : public Standard_Transient
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{
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public:
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DEFINE_STANDARD_ALLOC
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Standard_Persistent() : _typenum(0), _refnum(0) {}
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DEFINE_STANDARD_RTTIEXT(Standard_Persistent,Standard_Transient)
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Standard_Integer& TypeNum() { return _typenum; }
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private:
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Standard_Integer _typenum;
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Standard_Integer _refnum;
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friend class Storage_Schema;
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};
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#endif // _Standard_Persistent_HeaderFile
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