src/SALOMEDSClient/SALOMEDSClient_ClientFactory.cxx

   1 // Copyright (C) 2007-2016  CEA/DEN, EDF R&D, OPEN CASCADE
   2 //
   3 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 //
   6 // This library is free software; you can redistribute it and/or
   7 // modify it under the terms of the GNU Lesser General Public
   8 // License as published by the Free Software Foundation; either
   9 // version 2.1 of the License, or (at your option) any later version.
  10 //
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 // Lesser General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU Lesser General Public
  17 // License along with this library; if not, write to the Free Software
  18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 //
  20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  21 //
  22
  23 #include "SALOMEDSClient_ClientFactory.hxx"
  24
  25 #ifdef WIN32
  26 #include <windows.h>
  27 static HMODULE _libHandle = 0;
  28 #define SALOMEDS_LIB_NAME "SalomeDS.dll"
  29 #else
  30 #include <dlfcn.h>
  31 static void* _libHandle = NULL;
  32 #define SALOMEDS_LIB_NAME "libSalomeDS.so"
  33 #endif
  34
  35 #define SOBJECT_FACTORY      "SObjectFactory"
  36 #define SCOMPONENT_FACTORY   "SComponentFactory"
  37 #define STUDY_FACTORY        "StudyFactory"
  38 #define STUDY_CREATE         "CreateStudy"
  39 #define BUILDER_FACTORY      "BuilderFactory"
  40 #define GET_PARAMETERS       "GetIParameters"
  41 #define CONVERT_SOBJECT      "ConvertSObject"
  42 #define CONVERT_BUILDER      "ConvertBuilder"
  43
  44 typedef SALOMEDSClient_SObject* (*SOBJECT_FACTORY_FUNCTION) (SALOMEDS::SObject_ptr);
  45 typedef SALOMEDSClient_SComponent* (*SCOMPONENT_FACTORY_FUNCTION) (SALOMEDS::SComponent_ptr);
  46 typedef SALOMEDSClient_Study* (*STUDY_FACTORY_FUNCTION) (SALOMEDS::Study_ptr);
  47 typedef void                  (*STUDY_CREATE_FUNCTION) (CORBA::ORB_ptr, PortableServer::POA_ptr);
  48 typedef SALOMEDSClient_StudyBuilder* (*BUILDER_FACTORY_FUNCTION) (SALOMEDS::StudyBuilder_ptr);
  49 typedef SALOMEDSClient_IParameters* (*GET_PARAMETERS_FACTORY) (const _PTR(AttributeParameter)&);
  50 typedef SALOMEDS::SObject_ptr (*CONVERT_SOBJECT_FUNCTION) (const _PTR(SObject)&);
  51 typedef SALOMEDS::StudyBuilder_ptr (*CONVERT_BUILDER_FUNCTION) (const _PTR(StudyBuilder)&);
  52
  53
  54 static SOBJECT_FACTORY_FUNCTION aSObjectFactory = NULL;
  55 static SCOMPONENT_FACTORY_FUNCTION aSComponentFactory = NULL;
  56 static STUDY_FACTORY_FUNCTION aStudyFactory = NULL;
  57 static STUDY_CREATE_FUNCTION aCreateFactory = NULL;
  58 static BUILDER_FACTORY_FUNCTION aBuilderFactory = NULL;
  59 static GET_PARAMETERS_FACTORY aGetIParameters = NULL;
  60 static CONVERT_SOBJECT_FUNCTION aConvertSObject = NULL;
  61 static CONVERT_BUILDER_FUNCTION aConvertBuilder = NULL;
  62
  63 _PTR(SObject) ClientFactory::SObject(SALOMEDS::SObject_ptr theSObject)
  64 {
  65   SALOMEDSClient_SObject* so = NULL;
  66
  67 #ifdef WIN32
  68   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
  69   if(!aSObjectFactory) aSObjectFactory = (SOBJECT_FACTORY_FUNCTION)::GetProcAddress(_libHandle, SOBJECT_FACTORY);
  70 #else
  71   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
  72   if(!aSObjectFactory) aSObjectFactory = (SOBJECT_FACTORY_FUNCTION) dlsym(_libHandle, SOBJECT_FACTORY);
  73 #endif
  74
  75   if(aSObjectFactory) so = aSObjectFactory(theSObject);
  76   return _PTR(SObject)(so);
  77 }
  78
  79 _PTR(SComponent) ClientFactory::SComponent(SALOMEDS::SComponent_ptr theSComponent)
  80 {
  81   SALOMEDSClient_SComponent* sco = NULL;
  82
  83 #ifdef WIN32
  84   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
  85   if(!aSComponentFactory) aSComponentFactory = (SCOMPONENT_FACTORY_FUNCTION)::GetProcAddress(_libHandle, SCOMPONENT_FACTORY);
  86 #else
  87   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
  88   if(!aSComponentFactory) aSComponentFactory = (SCOMPONENT_FACTORY_FUNCTION) dlsym(_libHandle, SCOMPONENT_FACTORY);
  89 #endif
  90
  91   if(aSComponentFactory) sco = aSComponentFactory(theSComponent);
  92   return _PTR(SComponent)(sco);
  93 }
  94
  95 _PTR(Study) ClientFactory::Study(SALOMEDS::Study_ptr theStudy)
  96 {
  97   SALOMEDSClient_Study* study = NULL;
  98
  99 #ifdef WIN32
 100   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 101   if(!aStudyFactory) aStudyFactory = (STUDY_FACTORY_FUNCTION)::GetProcAddress(_libHandle, STUDY_FACTORY);
 102 #else
 103   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 104   if(!aStudyFactory) aStudyFactory = (STUDY_FACTORY_FUNCTION) dlsym(_libHandle, STUDY_FACTORY);
 105 #endif
 106
 107   if(aStudyFactory) study = aStudyFactory(theStudy);
 108   return _PTR(Study)(study);
 109 }
 110
 111 void ClientFactory::createStudy(CORBA::ORB_ptr orb, PortableServer::POA_ptr poa)
 112 {
 113 #ifdef WIN32
 114   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 115   if(!aCreateFactory) aCreateFactory = (STUDY_CREATE_FUNCTION)::GetProcAddress(_libHandle, STUDY_CREATE);
 116 #else
 117   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 118   if(!aCreateFactory) aCreateFactory = (STUDY_CREATE_FUNCTION) dlsym(_libHandle, STUDY_CREATE);
 119 #endif
 120
 121   if(aCreateFactory) aCreateFactory(orb, poa);
 122 }
 123
 124 _PTR(StudyBuilder) ClientFactory::StudyBuilder(SALOMEDS::StudyBuilder_ptr theStudyBuilder)
 125 {
 126   SALOMEDSClient_StudyBuilder* studyBuilder = NULL;
 127
 128 #ifdef WIN32
 129   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 130   if(!aBuilderFactory) aBuilderFactory = (BUILDER_FACTORY_FUNCTION)::GetProcAddress(_libHandle, BUILDER_FACTORY);
 131 #else
 132   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 133   if(!aBuilderFactory) aBuilderFactory = (BUILDER_FACTORY_FUNCTION) dlsym(_libHandle, BUILDER_FACTORY);
 134 #endif
 135
 136   if(aBuilderFactory) studyBuilder = aBuilderFactory(theStudyBuilder);
 137   return _PTR(StudyBuilder)(studyBuilder);
 138 }
 139
 140 _PTR(IParameters) ClientFactory::getIParameters(const _PTR(AttributeParameter)& ap)
 141 {
 142   SALOMEDSClient_IParameters* interface = NULL;
 143
 144 #ifdef WIN32
 145   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 146   if(!aGetIParameters) aGetIParameters = (GET_PARAMETERS_FACTORY)::GetProcAddress(_libHandle, GET_PARAMETERS);
 147 #else
 148   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 149   if(!aGetIParameters) aGetIParameters = (GET_PARAMETERS_FACTORY) dlsym(_libHandle, GET_PARAMETERS);
 150 #endif
 151
 152   if(aGetIParameters) interface = aGetIParameters(ap);
 153   return _PTR(IParameters)(interface);
 154 }
 155
 156 SALOMEDS::SObject_ptr ClientFactory::crbSObject(const _PTR(SObject)& theSObject)
 157 {
 158   SALOMEDS::SObject_var so;
 159
 160 #ifdef WIN32
 161   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 162   if(!aConvertSObject) aConvertSObject = (CONVERT_SOBJECT_FUNCTION)::GetProcAddress(_libHandle, CONVERT_SOBJECT);
 163 #else
 164   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 165   if(!aConvertSObject) aConvertSObject = (CONVERT_SOBJECT_FUNCTION) dlsym(_libHandle, CONVERT_SOBJECT);
 166 #endif
 167
 168   if(aConvertSObject) so = aConvertSObject(theSObject);
 169
 170   if(CORBA::is_nil(so)) return SALOMEDS::SObject::_nil();
 171   return so._retn();
 172 }
 173
 174 SALOMEDS::StudyBuilder_ptr ClientFactory::crbStudyBuilder(const _PTR(StudyBuilder)& theStudyBuilder)
 175 {
 176   SALOMEDS::StudyBuilder_var studyBuilder;
 177
 178 #ifdef WIN32
 179   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 180   if(!aConvertBuilder)aConvertBuilder  = (CONVERT_BUILDER_FUNCTION)::GetProcAddress(_libHandle, CONVERT_BUILDER);
 181 #else
 182   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 183   if(!aConvertBuilder) aConvertBuilder = (CONVERT_BUILDER_FUNCTION) dlsym(_libHandle, CONVERT_BUILDER);
 184 #endif
 185
 186   if(aConvertBuilder) studyBuilder = aConvertBuilder(theStudyBuilder);
 187
 188   if(CORBA::is_nil(studyBuilder)) return SALOMEDS::StudyBuilder::_nil();
 189   return studyBuilder._retn();
 190 }