src/SALOMEDSClient/SALOMEDSClient_ClientFactory.cxx

   1 // Copyright (C) 2007-2019  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 #ifdef UNICODE
  29 #define SALOMEDS_LIB_NAME L"SalomeDS.dll"
  30 #else
  31 #define SALOMEDS_LIB_NAME "SalomeDS.dll"
  32 #endif
  33 #else
  34 #include <dlfcn.h>
  35 static void* _libHandle = NULL;
  36 #ifdef __APPLE__
  37 #define SALOMEDS_LIB_NAME "libSalomeDS.dylib"
  38 #else
  39 #define SALOMEDS_LIB_NAME "libSalomeDS.so"
  40 #endif
  41 #endif
  42
  43 #define SOBJECT_FACTORY      "SObjectFactory"
  44 #define SCOMPONENT_FACTORY   "SComponentFactory"
  45 #define STUDY_FACTORY        "StudyFactory"
  46 #define STUDY_CREATE         "CreateStudy"
  47 #define BUILDER_FACTORY      "BuilderFactory"
  48 #define GET_PARAMETERS       "GetIParameters"
  49 #define CONVERT_SOBJECT      "ConvertSObject"
  50 #define CONVERT_BUILDER      "ConvertBuilder"
  51
  52 typedef SALOMEDSClient_SObject* (*SOBJECT_FACTORY_FUNCTION) (SALOMEDS::SObject_ptr);
  53 typedef SALOMEDSClient_SComponent* (*SCOMPONENT_FACTORY_FUNCTION) (SALOMEDS::SComponent_ptr);
  54 typedef SALOMEDSClient_Study* (*STUDY_FACTORY_FUNCTION) (SALOMEDS::Study_ptr);
  55 typedef void                  (*STUDY_CREATE_FUNCTION) (CORBA::ORB_ptr, PortableServer::POA_ptr);
  56 typedef SALOMEDSClient_StudyBuilder* (*BUILDER_FACTORY_FUNCTION) (SALOMEDS::StudyBuilder_ptr);
  57 typedef SALOMEDSClient_IParameters* (*GET_PARAMETERS_FACTORY) (const _PTR(AttributeParameter)&);
  58 typedef SALOMEDS::SObject_ptr (*CONVERT_SOBJECT_FUNCTION) (const _PTR(SObject)&);
  59 typedef SALOMEDS::StudyBuilder_ptr (*CONVERT_BUILDER_FUNCTION) (const _PTR(StudyBuilder)&);
  60
  61
  62 static SOBJECT_FACTORY_FUNCTION aSObjectFactory = NULL;
  63 static SCOMPONENT_FACTORY_FUNCTION aSComponentFactory = NULL;
  64 static STUDY_FACTORY_FUNCTION aStudyFactory = NULL;
  65 static STUDY_CREATE_FUNCTION aCreateFactory = NULL;
  66 static BUILDER_FACTORY_FUNCTION aBuilderFactory = NULL;
  67 static GET_PARAMETERS_FACTORY aGetIParameters = NULL;
  68 static CONVERT_SOBJECT_FUNCTION aConvertSObject = NULL;
  69 static CONVERT_BUILDER_FUNCTION aConvertBuilder = NULL;
  70
  71 _PTR(SObject) ClientFactory::SObject(SALOMEDS::SObject_ptr theSObject)
  72 {
  73   SALOMEDSClient_SObject* so = NULL;
  74
  75 #ifdef WIN32
  76   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
  77   if(!aSObjectFactory) aSObjectFactory = (SOBJECT_FACTORY_FUNCTION)::GetProcAddress(_libHandle, SOBJECT_FACTORY);
  78 #else
  79   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
  80   if(!aSObjectFactory) aSObjectFactory = (SOBJECT_FACTORY_FUNCTION) dlsym(_libHandle, SOBJECT_FACTORY);
  81 #endif
  82
  83   if(aSObjectFactory) so = aSObjectFactory(theSObject);
  84   return _PTR(SObject)(so);
  85 }
  86
  87 _PTR(SComponent) ClientFactory::SComponent(SALOMEDS::SComponent_ptr theSComponent)
  88 {
  89   SALOMEDSClient_SComponent* sco = NULL;
  90
  91 #ifdef WIN32
  92   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
  93   if(!aSComponentFactory) aSComponentFactory = (SCOMPONENT_FACTORY_FUNCTION)::GetProcAddress(_libHandle, SCOMPONENT_FACTORY);
  94 #else
  95   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
  96   if(!aSComponentFactory) aSComponentFactory = (SCOMPONENT_FACTORY_FUNCTION) dlsym(_libHandle, SCOMPONENT_FACTORY);
  97 #endif
  98
  99   if(aSComponentFactory) sco = aSComponentFactory(theSComponent);
 100   return _PTR(SComponent)(sco);
 101 }
 102
 103 _PTR(Study) ClientFactory::Study(SALOMEDS::Study_ptr theStudy)
 104 {
 105   SALOMEDSClient_Study* study = NULL;
 106
 107 #ifdef WIN32
 108   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 109   if(!aStudyFactory) aStudyFactory = (STUDY_FACTORY_FUNCTION)::GetProcAddress(_libHandle, STUDY_FACTORY);
 110 #else
 111   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 112   if(!aStudyFactory) aStudyFactory = (STUDY_FACTORY_FUNCTION) dlsym(_libHandle, STUDY_FACTORY);
 113 #endif
 114
 115   if(aStudyFactory) study = aStudyFactory(theStudy);
 116   return _PTR(Study)(study);
 117 }
 118
 119 void ClientFactory::createStudy(CORBA::ORB_ptr orb, PortableServer::POA_ptr poa)
 120 {
 121 #ifdef WIN32
 122   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 123   if(!aCreateFactory) aCreateFactory = (STUDY_CREATE_FUNCTION)::GetProcAddress(_libHandle, STUDY_CREATE);
 124 #else
 125   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 126   if(!aCreateFactory) aCreateFactory = (STUDY_CREATE_FUNCTION) dlsym(_libHandle, STUDY_CREATE);
 127 #endif
 128
 129   if(aCreateFactory) aCreateFactory(orb, poa);
 130 }
 131
 132 _PTR(StudyBuilder) ClientFactory::StudyBuilder(SALOMEDS::StudyBuilder_ptr theStudyBuilder)
 133 {
 134   SALOMEDSClient_StudyBuilder* studyBuilder = NULL;
 135
 136 #ifdef WIN32
 137   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 138   if(!aBuilderFactory) aBuilderFactory = (BUILDER_FACTORY_FUNCTION)::GetProcAddress(_libHandle, BUILDER_FACTORY);
 139 #else
 140   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 141   if(!aBuilderFactory) aBuilderFactory = (BUILDER_FACTORY_FUNCTION) dlsym(_libHandle, BUILDER_FACTORY);
 142 #endif
 143
 144   if(aBuilderFactory) studyBuilder = aBuilderFactory(theStudyBuilder);
 145   return _PTR(StudyBuilder)(studyBuilder);
 146 }
 147
 148 _PTR(IParameters) ClientFactory::getIParameters(const _PTR(AttributeParameter)& ap)
 149 {
 150   SALOMEDSClient_IParameters* interface = NULL;
 151
 152 #ifdef WIN32
 153   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 154   if(!aGetIParameters) aGetIParameters = (GET_PARAMETERS_FACTORY)::GetProcAddress(_libHandle, GET_PARAMETERS);
 155 #else
 156   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 157   if(!aGetIParameters) aGetIParameters = (GET_PARAMETERS_FACTORY) dlsym(_libHandle, GET_PARAMETERS);
 158 #endif
 159
 160   if(aGetIParameters) interface = aGetIParameters(ap);
 161   return _PTR(IParameters)(interface);
 162 }
 163
 164 SALOMEDS::SObject_ptr ClientFactory::crbSObject(const _PTR(SObject)& theSObject)
 165 {
 166   SALOMEDS::SObject_var so;
 167
 168 #ifdef WIN32
 169   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 170   if(!aConvertSObject) aConvertSObject = (CONVERT_SOBJECT_FUNCTION)::GetProcAddress(_libHandle, CONVERT_SOBJECT);
 171 #else
 172   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 173   if(!aConvertSObject) aConvertSObject = (CONVERT_SOBJECT_FUNCTION) dlsym(_libHandle, CONVERT_SOBJECT);
 174 #endif
 175
 176   if(aConvertSObject) so = aConvertSObject(theSObject);
 177
 178   if(CORBA::is_nil(so)) return SALOMEDS::SObject::_nil();
 179   return so._retn();
 180 }
 181
 182 SALOMEDS::StudyBuilder_ptr ClientFactory::crbStudyBuilder(const _PTR(StudyBuilder)& theStudyBuilder)
 183 {
 184   SALOMEDS::StudyBuilder_var studyBuilder;
 185
 186 #ifdef WIN32
 187   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 188   if(!aConvertBuilder)aConvertBuilder  = (CONVERT_BUILDER_FUNCTION)::GetProcAddress(_libHandle, CONVERT_BUILDER);
 189 #else
 190   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 191   if(!aConvertBuilder) aConvertBuilder = (CONVERT_BUILDER_FUNCTION) dlsym(_libHandle, CONVERT_BUILDER);
 192 #endif
 193
 194   if(aConvertBuilder) studyBuilder = aConvertBuilder(theStudyBuilder);
 195
 196   if(CORBA::is_nil(studyBuilder)) return SALOMEDS::StudyBuilder::_nil();
 197   return studyBuilder._retn();
 198 }