connectivity/source/drivers/ado/Aservices.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_connectivity.hxx"
  33 #include "ado/ADriver.hxx"
  34 #include <cppuhelper/factory.hxx>
  35 #include <osl/diagnose.h>
  36
  37 using namespace connectivity::ado;
  38 using ::rtl::OUString;
  39 using ::com::sun::star::uno::Reference;
  40 using ::com::sun::star::uno::Sequence;
  41 using ::com::sun::star::registry::XRegistryKey;
  42 using ::com::sun::star::lang::XSingleServiceFactory;
  43 using ::com::sun::star::lang::XMultiServiceFactory;
  44
  45 typedef Reference< XSingleServiceFactory > (SAL_CALL *createFactoryFunc)
  46         (
  47             const Reference< XMultiServiceFactory > & rServiceManager,
  48             const OUString & rComponentName,
  49             ::cppu::ComponentInstantiation pCreateFunction,
  50             const Sequence< OUString > & rServiceNames ,
  51             rtl_ModuleCount* _pT
  52         );
  53
  54 //***************************************************************************************
  55 //
  56 // Die vorgeschriebene C-Api muss erfuellt werden!
  57 // Sie besteht aus drei Funktionen, die von dem Modul exportiert werden muessen.
  58 //
  59
  60 //---------------------------------------------------------------------------------------
  61 void REGISTER_PROVIDER(
  62         const OUString& aServiceImplName,
  63         const Sequence< OUString>& Services,
  64         const Reference< ::com::sun::star::registry::XRegistryKey > & xKey)
  65 {
  66     OUString aMainKeyName;
  67     aMainKeyName = OUString::createFromAscii("/");
  68     aMainKeyName += aServiceImplName;
  69     aMainKeyName += OUString::createFromAscii("/UNO/SERVICES");
  70
  71     Reference< ::com::sun::star::registry::XRegistryKey >  xNewKey( xKey->createKey(aMainKeyName) );
  72     OSL_ENSURE(xNewKey.is(), "ADO::component_writeInfo : could not create a registry key !");
  73
  74     for (sal_Int32 i=0; i<Services.getLength(); ++i)
  75         xNewKey->createKey(Services[i]);
  76 }
  77
  78
  79 //---------------------------------------------------------------------------------------
  80 struct ProviderRequest
  81 {
  82     Reference< XSingleServiceFactory > xRet;
  83     Reference< XMultiServiceFactory > const xServiceManager;
  84     OUString const sImplementationName;
  85
  86     ProviderRequest(
  87         void* pServiceManager,
  88         sal_Char const* pImplementationName
  89     )
  90     : xServiceManager(reinterpret_cast<XMultiServiceFactory*>(pServiceManager))
  91     , sImplementationName(OUString::createFromAscii(pImplementationName))
  92     {
  93     }
  94
  95     inline
  96     sal_Bool CREATE_PROVIDER(
  97                 const OUString& Implname,
  98                 const Sequence< OUString > & Services,
  99                 ::cppu::ComponentInstantiation Factory,
 100                 createFactoryFunc creator
 101             )
 102     {
 103         if (!xRet.is() && (Implname == sImplementationName))
 104         try
 105         {
 106             xRet = creator( xServiceManager, sImplementationName,Factory, Services,0);
 107         }
 108         catch(...)
 109         {
 110         }
 111         return xRet.is();
 112     }
 113
 114     void* getProvider() const { return xRet.get(); }
 115 };
 116
 117 //---------------------------------------------------------------------------------------
 118
 119 extern "C" void SAL_CALL component_getImplementationEnvironment(
 120                 const sal_Char  **ppEnvTypeName,
 121                 uno_Environment ** /*ppEnv*/
 122             )
 123 {
 124     *ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME ":affine";
 125 }
 126
 127 //---------------------------------------------------------------------------------------
 128 extern "C" sal_Bool SAL_CALL component_writeInfo(
 129                 void* /*pServiceManager*/,
 130                 void* pRegistryKey
 131             )
 132 {
 133     if (pRegistryKey)
 134     try
 135     {
 136         Reference< ::com::sun::star::registry::XRegistryKey > xKey(reinterpret_cast< ::com::sun::star::registry::XRegistryKey*>(pRegistryKey));
 137
 138         REGISTER_PROVIDER(
 139             ODriver::getImplementationName_Static(),
 140             ODriver::getSupportedServiceNames_Static(), xKey);
 141
 142         return sal_True;
 143     }
 144     catch (::com::sun::star::registry::InvalidRegistryException& )
 145     {
 146         OSL_ENSURE(sal_False, "ADO::component_writeInfo : could not create a registry key ! ## InvalidRegistryException !");
 147     }
 148
 149     return sal_False;
 150 }
 151
 152 //---------------------------------------------------------------------------------------
 153 extern "C" void* SAL_CALL component_getFactory(
 154                     const sal_Char* pImplementationName,
 155                     void* pServiceManager,
 156                     void* /*pRegistryKey*/)
 157 {
 158     void* pRet = 0;
 159     if (pServiceManager)
 160     {
 161         ProviderRequest aReq(pServiceManager,pImplementationName);
 162
 163         aReq.CREATE_PROVIDER(
 164             ODriver::getImplementationName_Static(),
 165             ODriver::getSupportedServiceNames_Static(),
 166             ODriver_CreateInstance, ::cppu::createSingleFactory)
 167         ;
 168
 169         if(aReq.xRet.is())
 170             aReq.xRet->acquire();
 171
 172         pRet = aReq.getProvider();
 173     }
 174
 175     return pRet;
 176 };
 177
 178