X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FGenericObj%2FSALOME_GenericObj_i.cc;h=0d302636e22963ccfe4f82b334a6116b61336395;hb=e83c49c22e04a5719890de53f54160295864f900;hp=bee7e62cff4143e3c1e66b0d0ebf8113e55c5ab5;hpb=7d2fe213bdf5bf962ce11e253020c9d3e0bc1cce;p=modules%2Fkernel.git

diff --git a/src/GenericObj/SALOME_GenericObj_i.cc b/src/GenericObj/SALOME_GenericObj_i.cc
index bee7e62cf..0d302636e 100644
--- a/src/GenericObj/SALOME_GenericObj_i.cc
+++ b/src/GenericObj/SALOME_GenericObj_i.cc
@@ -1,74 +1,153 @@
-//  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2020  CEA/DEN, EDF R&D, OPEN CASCADE
 //
-//  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+// Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
 //
-//  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 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.
+// 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
+// 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
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
 //
-//  SALOME_GenericObj_i_CC
+
 //  File   : SALOME_GenericObj_i.cc
-//  Author : Alexey PETROV
-//  Module : SALOME
-//
+//  Author : Alexey PETROV, Open CASCADE S.A.S. (alexey.petrov@opencascade.com)
+
 #include "SALOME_GenericObj_i.hh"
 #include "utilities.h"
 
+#include <iostream>
+#include <typeinfo>
+
+// note: in KERNEL _DEBUG_ is not defined by default
 #ifdef _DEBUG_
 static int MYDEBUG = 0;
 #else
 static int MYDEBUG = 0;
 #endif
 
-using namespace SALOME;
-using namespace std;
+//#define IS_OBJ_IN_QUESTION(where) is_obj_in_question(this, myRefCounter, where)
+#define IS_OBJ_IN_QUESTION(where)
+
+namespace SALOME
+{
+  void is_obj_in_question( const GenericObj_i* o, int myRefCounter,const char* where)
+  {
+    if ( std::string( typeid(*o).name() ).find("SALOMEDS") != std::string::npos )
+      return;
+    // if ( std::string( typeid(*o).name() ).find("SMESH_") != std::string::npos ||
+    //      std::string( typeid(*o).name() ).find("StdMesher") != std::string::npos )
+    {
+      std::cout<< typeid(*o).name() << " " << o << " " << where << "  myRefCounter ==> " << myRefCounter;
+      if ( myRefCounter == 0 ) std::cout << " DELETE !";
+      std::cout << std::endl;
+    }
+  }
+
+  /*!
+    \class SALOME::GenericObj_i
+    \brief Implementation of the base servant for SALOME objects with reference counter.
+
+    This class can be used to implement data entities with life-cycle management based on
+    the reference counting. 
 
-GenericObj_i::GenericObj_i(PortableServer::POA_ptr thePOA): myRefCounter(1){
-  if(MYDEBUG) 
-    MESSAGE("GenericObj_i::GenericObj_i() - this = "<<this<<
-	    "; CORBA::is_nil(thePOA) = "<<CORBA::is_nil(thePOA));
-  if(CORBA::is_nil(thePOA))
+    The object is initially created with the reference counter equal to 1.
+    The function Register() can be used to incrfement the reference counter.
+    Function UnRegister() should be used to decrement reference counter.
+    As soon as reference counter goes to zero, the object is automatically deactivated in POA
+    (and, eventually its destructor is automatically called).
+  */
+  
+  /*!
+    \brief Constructor.
+    Creates an object with the reference counter initially set to 1.
+  
+    The default POA for the servant can be passed as a parameter \a thePOA.
+    By default, root POA is used.
+
+    \param thePOA optional default POA for the servant
+  */
+  GenericObj_i::GenericObj_i(PortableServer::POA_ptr thePOA): myRefCounter(1)
+  {
+    if(MYDEBUG) 
+      MESSAGE("GenericObj_i::GenericObj_i() - this = "<<this<<
+	      "; CORBA::is_nil(thePOA) = "<<CORBA::is_nil(thePOA));
+    if(CORBA::is_nil(thePOA)) {
 #ifndef WIN32
-    myPOA = PortableServer::ServantBase::_default_POA();
+      myPOA = PortableServer::ServantBase::_default_POA();
 #else
-    myPOA = ServantBase::_default_POA();
+      myPOA = ServantBase::_default_POA();
 #endif
-  else
-    myPOA = PortableServer::POA::_duplicate(thePOA);
-}
+    }
+    else {
+      myPOA = PortableServer::POA::_duplicate(thePOA);
+    }
+    if(MYDEBUG)
+      MESSAGE("GenericObj_i::GenericObj_i thePOA: " << thePOA << " myPOA: " << myPOA);
+  }
 
+  /*!
+    \brief Get default POA for the servant object.
 
-PortableServer::POA_ptr GenericObj_i::_default_POA(){
-  return PortableServer::POA::_duplicate(myPOA);
-}
+    This function is implicitly called from "_this()" function.
+    Default POA can be set via the constructor.
 
+    \return reference to the default POA for the servant
+  */
+  PortableServer::POA_ptr GenericObj_i::_default_POA()
+  {
+    MESSAGE("GenericObj_i::_default_POA: " << myPOA);
+    return PortableServer::POA::_duplicate(myPOA);
+  }
 
-void GenericObj_i::Register(){
-  if(MYDEBUG)
-    MESSAGE("GenericObj_i::Register "<<this<<"; myRefCounter = "<<myRefCounter)
-  ++myRefCounter;
-}
+  /*!
+    \brief Increment reference counter.
+  */
+  void GenericObj_i::Register()
+  {
+    if(MYDEBUG)
+      MESSAGE("GenericObj_i::Register "<<this<<"; myRefCounter = "<<myRefCounter);
+    ++myRefCounter;
+    IS_OBJ_IN_QUESTION( "Register" );
+  }
 
+  /*!
+    \brief Decrement reference counter.
 
-void GenericObj_i::Destroy(){
-  if(MYDEBUG)
-    MESSAGE("GenericObj_i::Destroy "<<this<<"; myRefCounter = "<<myRefCounter)
-  if(--myRefCounter <= 0){
-    PortableServer::ObjectId_var anObjectId = myPOA->servant_to_id(this);
-    myPOA->deactivate_object(anObjectId.in());
-    _remove_ref();
+    As soon as reference counter goes to zero, the object is automatically
+    deactivated.
+  */
+  void GenericObj_i::UnRegister()
+  {
+    if(MYDEBUG)
+      MESSAGE("GenericObj_i::UnRegister "<<this<<"; myRefCounter = "<<myRefCounter);
+    --myRefCounter;
+    IS_OBJ_IN_QUESTION( "UnRegister" );
+    if(myRefCounter <= 0){
+      PortableServer::ObjectId_var anObjectId = myPOA->servant_to_id(this);
+      myPOA->deactivate_object(anObjectId.in());
+      _remove_ref();
+    }
   }
-}
+
+  /*!
+    \brief Decrement reference counter.
+    \deprecated Use UnRegister() instead.
+  */
+  void GenericObj_i::Destroy()
+  {
+    MESSAGE("WARNING SALOME::GenericObj::Destroy() function is obsolete! Use UnRegister() instead.");
+    UnRegister();
+  }
+
+}; // end of namespace SALOME