1 // Copyright (c) 2015 OPEN CASCADE SAS
3 // This file is part of Open CASCADE Technology software library.
5 // This library is free software; you can redistribute it and/or modify it under
6 // the terms of the GNU Lesser General Public License version 2.1 as published
7 // by the Free Software Foundation, with special exception defined in the file
8 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
9 // distribution for complete text of the license and disclaimer of any warranty.
11 // Alternatively, this file may be used under the terms of Open CASCADE
12 // commercial license or contractual agreement.
14 #include <StdObjMgt_ReadData.hxx>
15 #include <StdObjMgt_Persistent.hxx>
18 StdObjMgt_ReadData::StdObjMgt_ReadData
19 (Storage_BaseDriver& theDriver, const Standard_Integer theNumberOfObjects)
20 : myDriver (&theDriver)
21 , myPersistentObjects (1, theNumberOfObjects) {}
23 void StdObjMgt_ReadData::ReadPersistentObject (const Standard_Integer theRef)
25 Handle(StdObjMgt_Persistent) aPersistent = myPersistentObjects (theRef);
28 Standard_Integer aRef, aType;
29 myDriver->ReadPersistentObjectHeader (aRef, aType);
30 myDriver->BeginReadPersistentObjectData();
31 aPersistent->Read (*this);
32 myDriver->EndReadPersistentObjectData();
36 Handle(StdObjMgt_Persistent) StdObjMgt_ReadData::ReadReference()
38 Standard_Integer aRef;
39 myDriver->GetReference (aRef);
40 return aRef ? PersistentObject (aRef) : NULL;