-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
-
-// File: ModelAPI_AttributeDocRef.h
-// Created: 2 Apr 2014
-// Author: Mikhail PONIKAROV
+// Copyright (C) 2014-2017 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<mailto:webmaster.salome@opencascade.com>
+//
#ifndef ModelAPI_AttributeDocRef_H_
#define ModelAPI_AttributeDocRef_H_
/// Returns document referenced from this attribute
MODELAPI_EXPORT virtual std::shared_ptr<ModelAPI_Document> value() = 0;
+ /// Returns the persisten ID of the document
+ MODELAPI_EXPORT virtual int docId() = 0;
+
/// Returns the type of this class of attributes
MODELAPI_EXPORT static std::string typeId()
{
