--- /dev/null
+// Copyright (C) 2019 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.
+//
+// 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
+//
+// Author: Anthony Geay, anthony.geay@edf.fr, EDF R&D
+
+#pragma once
+
+#include <string>
+#include <exception>
+
+class AdaoExchangeLayerException : std::exception
+{
+public:
+ AdaoExchangeLayerException(const std::string& what):_what(what) { }
+ const char *what() noexcept { return _what.c_str(); }
+ ~AdaoExchangeLayerException() noexcept { }
+private:
+ std::string _what;
+};