Checkpoint 0 - OK now time to study management

src/GEOM_SWIG/CMakeLists.txt

@@ -17,6 +17,17 @@
 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
 #
 
+include(${SWIG_USE_FILE})
+
+include_directories(
+  ${PROJECT_BINARY_DIR}/idl
+  ${PROJECT_SOURCE_DIR}/src/GEOMUtils
+  ${PROJECT_SOURCE_DIR}/src/GEOMAlgo
+  ${PROJECT_SOURCE_DIR}/src/GEOM
+  ${PROJECT_SOURCE_DIR}/src/GEOMImpl
+  ${PROJECT_SOURCE_DIR}/src/GEOM_I
+)
+
 # --- scripts ---
 
 # scripts / samples,data
@@ -118,6 +129,23 @@ SET(_shared_SCRIPTS
   GEOM_shared_modules.py
   )
 
+
+SET(GeomHelper_HEADERS GeomHelper.h GeomHelper.i)
+SET(GeomHelper_SOURCES GeomHelper.cxx ${GeomHelper_HEADERS})
+SET_SOURCE_FILES_PROPERTIES(GeomHelper.i PROPERTIES CPLUSPLUS ON)
+SET_SOURCE_FILES_PROPERTIES(GeomHelper.i PROPERTIES SWIG_FLAGS "-py3")
+SET_SOURCE_FILES_PROPERTIES(GeomHelper_wrap.cpp PROPERTIES COMPILE_FLAGS "-DHAVE_CONFIG_H")
+SET(_swig_SCRIPTS ${CMAKE_CURRENT_BINARY_DIR}/GeomHelper.py )
+IF(${CMAKE_VERSION} VERSION_LESS "3.8.0") 
+  SWIG_ADD_MODULE(GeomHelper python ${GeomHelper_SOURCES})
+ELSE()
+  SWIG_ADD_LIBRARY(GeomHelper LANGUAGE python SOURCES ${GeomHelper_SOURCES})
+ENDIF()
+SWIG_LINK_LIBRARIES(GeomHelper ${PYTHON_LIBRARIES} ${PLATFORM_LIBS} GEOMEngine )
+install(TARGETS _GeomHelper DESTINATION ${SALOME_INSTALL_LIBS})
+install(FILES ${GeomHelper_HEADERS} DESTINATION ${SALOME_INSTALL_HEADERS})
+SALOME_INSTALL_SCRIPTS("${_swig_SCRIPTS}"  ${SALOME_INSTALL_BINS} EXTRA_DPYS "${SWIG_MODULE_GeomHelper_REAL_NAME}")
+
 # --- rules ---
 
 SALOME_INSTALL_SCRIPTS("${_other_SCRIPTS}" ${SALOME_INSTALL_SCRIPT_DATA} DEF_PERMS)

src/GEOM_SWIG/GeomHelper.cxx

@@ -0,0 +1,53 @@
+// Copyright (C) 2021  CEA/DEN, EDF R&D, OPEN CASCADE
+//
+// 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
+//
+
+#include "GeomHelper.h"
+
+#include "GEOM_Gen_i.hh"
+#include "SALOME_Container_i.hxx"
+
+#include <cstring>
+
+
+std::string BuildGEOMInstance()
+{
+    CORBA::ORB_var orb;
+    { int argc(0); orb = CORBA::ORB_init(argc,nullptr); }
+    CORBA::Object_var obj = orb->resolve_initial_references("RootPOA");
+    PortableServer::POA_var poa = PortableServer::POA::_narrow(obj);
+    PortableServer::POAManager_var pman = poa->the_POAManager();
+    CORBA::PolicyList policies;
+    policies.length(0);
+    PortableServer::POA_var poa2 = poa->create_POA("POAGeom",pman,policies);
+    PortableServer::ObjectId_var conId;
+    //
+    {
+        char *argv[4] = {"Container","FactoryServer","toto",nullptr};
+        Engines_Container_i *cont = new Engines_Container_i(orb,poa,"FactoryServer",2,argv,false,false);
+        conId = poa->activate_object(cont);
+    }
+    //
+    pman->activate();
+    //
+    GEOM_Gen_i *servant = new GEOM_Gen_i(orb,poa,const_cast<PortableServer::ObjectId*>(&conId.in()),"GEOM_inst_2","GEOM");
+    PortableServer::ObjectId *zeId = servant->getId();
+    CORBA::Object_var zeRef = poa->id_to_reference(*zeId);
+    CORBA::String_var ior = orb->object_to_string(zeRef);
+    return std::string(ior.in());
+}

src/GEOM_SWIG/GeomHelper.h

@@ -0,0 +1,22 @@
+// Copyright (C) 2021  CEA/DEN, EDF R&D, OPEN CASCADE
+//
+// 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
+//
+
+#include <string>
+
+std::string BuildGEOMInstance();

src/GEOM_SWIG/GeomHelper.i

@@ -0,0 +1,27 @@
+// Copyright (C) 2021  CEA/DEN, EDF R&D, OPEN CASCADE
+//
+// 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
+//
+
+%module GeomHelper
+
+%include "std_string.i"
+
+%inline
+{
+  std::string BuildGEOMInstance();
+}

src/GEOM_SWIG/geomBuilder.py

@@ -705,7 +705,13 @@ class geomBuilder(GEOM._objref_GEOM_Gen):
                         # 1. CORBA resolution of server
                         # 2. the __new__ method is called again
                         #print "==== FindOrLoadComponent ", engine, geom, doLcc, created
-                        geom = lcc.FindOrLoadComponent( "FactoryServer", "GEOM" )
+                        #geom = lcc.FindOrLoadComponent( "FactoryServer", "GEOM" )
+                        import GeomHelper
+                        geom_ior = GeomHelper.BuildGEOMInstance()
+                        import GEOM
+                        import CORBA
+                        orb=CORBA.ORB_init([''])
+                        geom = orb.string_to_object(geom_ior)
                         #print "====1 ",geom
                 else:
                     # FindOrLoadComponent not called