--- /dev/null
+// Copyright (C) 2021 CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
+#pragma once
+
+#include "MED_Wrapper.hxx"
+
+namespace MED
+{
+ class TFileInternal
+ {
+ public:
+ virtual ~TFileInternal() = default;
+ virtual void Open(EModeAcces theMode, TErr* theErr = nullptr) = 0;
+ virtual void Close() = 0;
+ virtual const TIdt& Id() const = 0;
+ };
+
+ class MEDIDTHoder : public TFileInternal
+ {
+ protected:
+ MEDIDTHoder(bool *isClosedStatus = nullptr):_isClosedStatus(isClosedStatus) { }
+ void UnRefFid()
+ {
+ if (--myCount == 0)
+ {
+ MEDfileClose(myFid);
+ myIsClosed = true;
+ if(_isClosedStatus)
+ *_isClosedStatus = true;
+ }
+ }
+ public:
+ const TIdt& Id() const override;
+ ~MEDIDTHoder() { this->UnRefFid(); }
+ void Close() override { this->UnRefFid(); }
+ protected:
+ TInt myCount = 0;
+ TIdt myFid = 0;
+ bool myIsClosed = false;
+ bool *_isClosedStatus = nullptr;
+ };
+
+ class TFileDecorator : public TFileInternal
+ {
+ public:
+ TFileDecorator(TFileInternal *effective):_effective(effective) { }
+ void Open(EModeAcces theMode, TErr* theErr = nullptr) override { if(_effective) _effective->Open(theMode,theErr); }
+ void Close() override { if(_effective) _effective->Close(); }
+ const TIdt& Id() const override { if(_effective) return _effective->Id(); EXCEPTION(std::runtime_error, "TFileDecorator - GetFid() : no effective TFile !"); }
+ ~TFileDecorator() { delete _effective; }
+ private:
+ TFileInternal *_effective = nullptr;
+ };
+
+ class TMemFile : public MEDIDTHoder
+ {
+ public:
+ TMemFile(bool* isClosedStatus = nullptr):MEDIDTHoder(isClosedStatus) { }
+ void Open(EModeAcces theMode, TErr* theErr = nullptr) override;
+ void *getData() const { return memfile.app_image_ptr; }
+ std::size_t getSize() const { return memfile.app_image_size; }
+ private:
+ med_memfile memfile = MED_MEMFILE_INIT;
+ };
+
+ class TFile : public MEDIDTHoder
+ {
+ public:
+ TFile(const std::string& theFileName, TInt theMajor=-1, TInt theMinor=-1);
+ void Open(EModeAcces theMode, TErr* theErr = nullptr) override;
+ protected:
+ std::string myFileName;
+ TInt myMajor;
+ TInt myMinor;
+ };
+}