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_STUDY        "ConvertStudy"
  43 #define CONVERT_BUILDER      "ConvertBuilder"
  44
  45 typedef SALOMEDSClient_SObject* (*SOBJECT_FACTORY_FUNCTION) (SALOMEDS::SObject_ptr);
  46 typedef SALOMEDSClient_SComponent* (*SCOMPONENT_FACTORY_FUNCTION) (SALOMEDS::SComponent_ptr);
  47 typedef SALOMEDSClient_Study* (*STUDY_FACTORY_FUNCTION) (SALOMEDS::Study_ptr);
  48 typedef void                  (*STUDY_CREATE_FUNCTION) (CORBA::ORB_ptr, PortableServer::POA_ptr);
  49 typedef SALOMEDSClient_StudyBuilder* (*BUILDER_FACTORY_FUNCTION) (SALOMEDS::StudyBuilder_ptr);
  50 typedef SALOMEDSClient_IParameters* (*GET_PARAMETERS_FACTORY) (const _PTR(AttributeParameter)&);
  51 typedef SALOMEDS::SObject_ptr (*CONVERT_SOBJECT_FUNCTION) (const _PTR(SObject)&);
  52 typedef SALOMEDS::Study_ptr (*CONVERT_STUDY_FUNCTION) (const _PTR(Study)&);
  53 typedef SALOMEDS::StudyBuilder_ptr (*CONVERT_BUILDER_FUNCTION) (const _PTR(StudyBuilder)&);
  54
  55
  56 static SOBJECT_FACTORY_FUNCTION aSObjectFactory = NULL;
  57 static SCOMPONENT_FACTORY_FUNCTION aSComponentFactory = NULL;
  58 static STUDY_FACTORY_FUNCTION aStudyFactory = NULL;
  59 static STUDY_CREATE_FUNCTION aCreateFactory = NULL;
  60 static BUILDER_FACTORY_FUNCTION aBuilderFactory = NULL;
  61 static GET_PARAMETERS_FACTORY aGetIParameters = NULL;
  62 static CONVERT_SOBJECT_FUNCTION aConvertSObject = NULL;
  63 static CONVERT_STUDY_FUNCTION aConvertStudy = NULL;
  64 static CONVERT_BUILDER_FUNCTION aConvertBuilder = NULL;
  65
  66 _PTR(SObject) ClientFactory::SObject(SALOMEDS::SObject_ptr theSObject)
  67 {
  68   SALOMEDSClient_SObject* so = NULL;
  69
  70 #ifdef WIN32
  71   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
  72   if(!aSObjectFactory) aSObjectFactory = (SOBJECT_FACTORY_FUNCTION)::GetProcAddress(_libHandle, SOBJECT_FACTORY);
  73 #else
  74   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
  75   if(!aSObjectFactory) aSObjectFactory = (SOBJECT_FACTORY_FUNCTION) dlsym(_libHandle, SOBJECT_FACTORY);
  76 #endif
  77
  78   if(aSObjectFactory) so = aSObjectFactory(theSObject);
  79   return _PTR(SObject)(so);
  80 }
  81
  82 _PTR(SComponent) ClientFactory::SComponent(SALOMEDS::SComponent_ptr theSComponent)
  83 {
  84   SALOMEDSClient_SComponent* sco = NULL;
  85
  86 #ifdef WIN32
  87   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
  88   if(!aSComponentFactory) aSComponentFactory = (SCOMPONENT_FACTORY_FUNCTION)::GetProcAddress(_libHandle, SCOMPONENT_FACTORY);
  89 #else
  90   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
  91   if(!aSComponentFactory) aSComponentFactory = (SCOMPONENT_FACTORY_FUNCTION) dlsym(_libHandle, SCOMPONENT_FACTORY);
  92 #endif
  93
  94   if(aSComponentFactory) sco = aSComponentFactory(theSComponent);
  95   return _PTR(SComponent)(sco);
  96 }
  97
  98 _PTR(Study) ClientFactory::Study(SALOMEDS::Study_ptr theStudy)
  99 {
 100   SALOMEDSClient_Study* study = NULL;
 101
 102 #ifdef WIN32
 103   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 104   if(!aStudyFactory) aStudyFactory = (STUDY_FACTORY_FUNCTION)::GetProcAddress(_libHandle, STUDY_FACTORY);
 105 #else
 106   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 107   if(!aStudyFactory) aStudyFactory = (STUDY_FACTORY_FUNCTION) dlsym(_libHandle, STUDY_FACTORY);
 108 #endif
 109
 110   if(aStudyFactory) study = aStudyFactory(theStudy);
 111   return _PTR(Study)(study);
 112 }
 113
 114 void ClientFactory::createStudy(CORBA::ORB_ptr orb, PortableServer::POA_ptr poa)
 115 {
 116   SALOMEDSClient_Study* study = NULL;
 117 #ifdef WIN32
 118   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 119   if(!aCreateFactory) aCreateFactory = (STUDY_CREATE_FUNCTION)::GetProcAddress(_libHandle, STUDY_CREATE);
 120 #else
 121   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 122   if(!aCreateFactory) aCreateFactory = (STUDY_CREATE_FUNCTION) dlsym(_libHandle, STUDY_CREATE);
 123 #endif
 124
 125   if(aCreateFactory) aCreateFactory(orb, poa);
 126 }
 127
 128 _PTR(StudyBuilder) ClientFactory::StudyBuilder(SALOMEDS::StudyBuilder_ptr theStudyBuilder)
 129 {
 130   SALOMEDSClient_StudyBuilder* studyBuilder = NULL;
 131
 132 #ifdef WIN32
 133   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 134   if(!aBuilderFactory) aBuilderFactory = (BUILDER_FACTORY_FUNCTION)::GetProcAddress(_libHandle, BUILDER_FACTORY);
 135 #else
 136   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 137   if(!aBuilderFactory) aBuilderFactory = (BUILDER_FACTORY_FUNCTION) dlsym(_libHandle, BUILDER_FACTORY);
 138 #endif
 139
 140   if(aBuilderFactory) studyBuilder = aBuilderFactory(theStudyBuilder);
 141   return _PTR(StudyBuilder)(studyBuilder);
 142 }
 143
 144 _PTR(IParameters) ClientFactory::getIParameters(const _PTR(AttributeParameter)& ap)
 145 {
 146   SALOMEDSClient_IParameters* interface = NULL;
 147
 148 #ifdef WIN32
 149   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 150   if(!aGetIParameters) aGetIParameters = (GET_PARAMETERS_FACTORY)::GetProcAddress(_libHandle, GET_PARAMETERS);
 151 #else
 152   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 153   if(!aGetIParameters) aGetIParameters = (GET_PARAMETERS_FACTORY) dlsym(_libHandle, GET_PARAMETERS);
 154 #endif
 155
 156   if(aGetIParameters) interface = aGetIParameters(ap);
 157   return _PTR(IParameters)(interface);
 158 }
 159
 160 SALOMEDS::SObject_ptr ClientFactory::crbSObject(const _PTR(SObject)& theSObject)
 161 {
 162   SALOMEDS::SObject_var so;
 163
 164 #ifdef WIN32
 165   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 166   if(!aConvertSObject) aConvertSObject = (CONVERT_SOBJECT_FUNCTION)::GetProcAddress(_libHandle, CONVERT_SOBJECT);
 167 #else
 168   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 169   if(!aConvertSObject) aConvertSObject = (CONVERT_SOBJECT_FUNCTION) dlsym(_libHandle, CONVERT_SOBJECT);
 170 #endif
 171
 172   if(aConvertSObject) so = aConvertSObject(theSObject);
 173
 174   if(CORBA::is_nil(so)) return SALOMEDS::SObject::_nil();
 175   return so._retn();
 176 }
 177
 178
 179 SALOMEDS::Study_ptr ClientFactory::crbStudy(const _PTR(Study)& theStudy)
 180 {
 181   SALOMEDS::Study_var study;
 182
 183 #ifdef WIN32
 184   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 185   if(!aConvertStudy) aConvertStudy = (CONVERT_STUDY_FUNCTION)::GetProcAddress(_libHandle, CONVERT_STUDY);
 186 #else
 187   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 188   if(!aConvertStudy) aConvertStudy = (CONVERT_STUDY_FUNCTION) dlsym(_libHandle, CONVERT_STUDY);
 189 #endif
 190
 191   if(aConvertStudy) study = aConvertStudy(theStudy);
 192
 193   if(CORBA::is_nil(study)) return SALOMEDS::Study::_nil();
 194   return study._retn();
 195 }
 196
 197 SALOMEDS::StudyBuilder_ptr ClientFactory::crbStudyBuilder(const _PTR(StudyBuilder)& theStudyBuilder)
 198 {
 199   SALOMEDS::StudyBuilder_var studyBuilder;
 200
 201 #ifdef WIN32
 202   if(!_libHandle) _libHandle = ::LoadLibrary(SALOMEDS_LIB_NAME);
 203   if(!aConvertBuilder)aConvertBuilder  = (CONVERT_BUILDER_FUNCTION)::GetProcAddress(_libHandle, CONVERT_BUILDER);
 204 #else
 205   if(!_libHandle) _libHandle = dlopen(SALOMEDS_LIB_NAME, RTLD_LAZY | RTLD_GLOBAL);
 206   if(!aConvertBuilder) aConvertBuilder = (CONVERT_BUILDER_FUNCTION) dlsym(_libHandle, CONVERT_BUILDER);
 207 #endif
 208
 209   if(aConvertBuilder) studyBuilder = aConvertBuilder(theStudyBuilder);
 210
 211   if(CORBA::is_nil(studyBuilder)) return SALOMEDS::StudyBuilder::_nil();
 212   return studyBuilder._retn();
 213 }