Convenience factory client

[modules/med.git] / src / MEDCalc / cmp / MEDFactoryClient.cxx

diff --git a/src/MEDCalc/cmp/MEDFactoryClient.cxx b/src/MEDCalc/cmp/MEDFactoryClient.cxx
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+++ b/src/MEDCalc/cmp/MEDFactoryClient.cxx
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+// Copyright (C) 2007-2015  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
+//
+
+// Author : Guillaume Boulant (EDF)
+
+#include "MEDFactoryClient.hxx"
+#include "SALOME_KernelServices.hxx"
+
+namespace MEDFactoryClient {
+
+  /*!
+   * This returns a singleton (static) instance of the XMED engine.
+   */
+  MEDCALC::MEDFactory_ptr getFactory() {
+    static MEDCALC::MEDFactory_ptr engine;
+    if(CORBA::is_nil(engine)){
+      Engines::EngineComponent_var component =
+  KERNEL::getLifeCycleCORBA()->FindOrLoad_Component( "FactoryServer","MEDFactory" );
+      engine = MEDCALC::MEDFactory::_narrow(component);
+    }
+    return engine;
+  }
+
+  /*!
+   * This returns a singleton (static) instance of the XMED data manager.
+   */
+  MEDCALC::MEDDataManager_ptr getDataManager() {
+    static MEDCALC::MEDDataManager_ptr dataManager;
+    if(CORBA::is_nil(dataManager)){
+      dataManager = getFactory()->getDataManager();
+    }
+    return dataManager;
+  }
+
+  /*!
+   * This returns a singleton (static) instance of the XMED calculator.
+   */
+  MEDCALC::MEDCalculator_ptr getCalculator() {
+    static MEDCALC::MEDCalculator_ptr calculator;
+    if(CORBA::is_nil(calculator)){
+      calculator = getFactory()->getCalculator();
+    }
+    return calculator;
+  }
+}