OCCT

// Copyright (c) 2015 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <StdLPersistent_Dependency.hxx>

static void ImportName(const occ::handle<TDataStd_Expression>& theAttribute,
                       const TCollection_ExtendedString&       theName)
{
  theAttribute->SetExpression(theName);
}

static void ImportName(const occ::handle<TDataStd_Relation>& theAttribute,
                       const TCollection_ExtendedString&     theName)
{
  theAttribute->SetRelation(theName);
}

//=======================================================================
// function : Import
// purpose  : Import transient attribute from the persistent data
//=======================================================================
template <class AttribClass>
void StdLPersistent_Dependency::instance<AttribClass>::Import(
  const occ::handle<AttribClass>& theAttribute) const
{
  if (myName)
  {
    ImportName(theAttribute, myName->Value()->String());
  }

  if (myVariables)
  {
    NCollection_HArray1<occ::handle<StdObjMgt_Persistent>>::Iterator anIter(*myVariables->Array());
    for (; anIter.More(); anIter.Next())
    {
      const occ::handle<StdObjMgt_Persistent>& aPersistent = anIter.Value();
      if (aPersistent)
      {
        theAttribute->GetVariables().Append(aPersistent->GetAttribute());
      }
    }
  }
}

template class StdLPersistent_Dependency::instance<TDataStd_Expression>;
template class StdLPersistent_Dependency::instance<TDataStd_Relation>;