connectivity/source/drivers/dbase/Dservices.cxx

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  28
  29 #include "dbase/DDriver.hxx"
  30 #include <cppuhelper/factory.hxx>
  31
  32 using namespace connectivity::dbase;
  33 using ::rtl::OUString;
  34 using ::com::sun::star::uno::Reference;
  35 using ::com::sun::star::uno::Sequence;
  36 using ::com::sun::star::lang::XSingleServiceFactory;
  37 using ::com::sun::star::lang::XMultiServiceFactory;
  38
  39 typedef Reference< XSingleServiceFactory > (SAL_CALL *createFactoryFunc)
  40         (
  41             const Reference< XMultiServiceFactory > & rServiceManager,
  42             const OUString & rComponentName,
  43             ::cppu::ComponentInstantiation pCreateFunction,
  44             const Sequence< OUString > & rServiceNames,
  45             rtl_ModuleCount* _pT
  46         );
  47
  48 //---------------------------------------------------------------------------------------
  49 struct ProviderRequest
  50 {
  51     Reference< XSingleServiceFactory > xRet;
  52     Reference< XMultiServiceFactory > const xServiceManager;
  53     OUString const sImplementationName;
  54
  55     ProviderRequest(
  56         void* pServiceManager,
  57         sal_Char const* pImplementationName
  58     )
  59     : xServiceManager(reinterpret_cast<XMultiServiceFactory*>(pServiceManager))
  60     , sImplementationName(OUString::createFromAscii(pImplementationName))
  61     {
  62     }
  63
  64     inline
  65     sal_Bool CREATE_PROVIDER(
  66                 const OUString& Implname,
  67                 const Sequence< OUString > & Services,
  68                 ::cppu::ComponentInstantiation Factory,
  69                 createFactoryFunc creator
  70             )
  71     {
  72         if (!xRet.is() && (Implname == sImplementationName))
  73         try
  74         {
  75             xRet = creator( xServiceManager, sImplementationName,Factory, Services,0);
  76         }
  77         catch(...)
  78         {
  79         }
  80         return xRet.is();
  81     }
  82
  83     void* getProvider() const { return xRet.get(); }
  84 };
  85
  86 //---------------------------------------------------------------------------------------
  87 extern "C" SAL_DLLPUBLIC_EXPORT void* SAL_CALL component_getFactory(
  88                     const sal_Char* pImplementationName,
  89                     void* pServiceManager,
  90                     void* /*pRegistryKey*/)
  91 {
  92     void* pRet = 0;
  93     if (pServiceManager)
  94     {
  95         ProviderRequest aReq(pServiceManager,pImplementationName);
  96
  97         aReq.CREATE_PROVIDER(
  98             ODriver::getImplementationName_Static(),
  99             ODriver::getSupportedServiceNames_Static(),
 100             ODriver_CreateInstance, ::cppu::createSingleFactory)
 101         ;
 102
 103         if(aReq.xRet.is())
 104             aReq.xRet->acquire();
 105
 106         pRet = aReq.getProvider();
 107     }
 108
 109     return pRet;
 110 };
 111
 112 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */