--- /dev/null
+// Copyright (C) 2007-2021 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
+//
+// 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 "ConnectionManager.hxx"
+#include <iostream>
+
+ConnectionManager::ConnectionManager()
+: _ids()
+, _current_id(0)
+, _mutex()
+{
+}
+
+ConnectionManager::~ConnectionManager()
+{
+}
+
+ConnectionManager::connectionId
+ConnectionManager::connect(Engines::DSC_ptr uses_component,
+ const char* uses_port_name,
+ Engines::DSC_ptr provides_component,
+ const char* provides_port_name)
+{
+ // We use a mutex for multithreaded applications.
+ std::unique_lock<std::mutex> lock(_mutex);
+ Ports::Port_var p_port = provides_component->get_provides_port(provides_port_name, false);
+ uses_component->connect_uses_port(uses_port_name, p_port);
+ provides_component->connect_provides_port(provides_port_name);
+
+ // Creating a new structure containing connection's infos.
+ connection_infos * infos = new connection_infos();
+ infos->uses_component = Engines::DSC::_duplicate(uses_component);
+ infos->uses_port_name = uses_port_name;
+ infos->provides_component = Engines::DSC::_duplicate(provides_component);
+ infos->provides_port_name = provides_port_name;
+ infos->provides_port = Ports::Port::_duplicate(p_port);
+
+ // Creating a new connection id.
+ ConnectionManager::connectionId rtn_id = _current_id;
+ _current_id += 1;
+ // Adding the new connection into the map.
+ _ids[rtn_id] = infos;
+
+ return rtn_id;
+}
+
+void
+ConnectionManager::disconnect(ConnectionManager::connectionId id,
+ Engines::DSC::Message message)
+{
+ std::unique_lock<std::mutex> lock(_mutex);
+ int err=0;
+ // Connection id exist ?
+ ids_it_type ids_it = _ids.find(id);
+ if (ids_it == _ids.end())
+ return;
+
+ // TODO
+ // We need to catch exceptions if one of these disconnect operation fails.
+ // connection_infos * infos = ids[id];
+ connection_infos * infos = ids_it->second;
+ try
+ {
+ infos->provides_component->disconnect_provides_port(infos->provides_port_name.c_str(), message);
+ }
+ catch(CORBA::SystemException& ex)
+ {
+ std::cerr << "Problem in disconnect(CORBA::SystemException) provides port: " << infos->provides_port_name << std::endl;
+ err=1;
+ }
+ try
+ {
+ infos->uses_component->disconnect_uses_port(infos->uses_port_name.c_str(),
+ infos->provides_port, message);
+ }
+ catch(CORBA::SystemException& ex)
+ {
+ std::cerr << "Problem in disconnect(CORBA::SystemException) uses port: " << infos->uses_port_name << std::endl;
+ err=1;
+ }
+ delete infos;
+ _ids.erase(id);
+
+ if(err)
+ throw Engines::DSC::BadPortReference();
+}
+
+void
+ConnectionManager::ShutdownWithExit()
+{
+ ids_it_type ids_it = _ids.begin();
+ while(ids_it != _ids.end())
+ {
+ disconnect(ids_it->first, Engines::DSC::RemovingConnection);
+ ids_it = _ids.begin();
+ }
+}