xref: /trunk/main/connectivity/source/drivers/odbc/oservices.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_connectivity.hxx"
30 #include "ORealDriver.hxx"
31 #include "odbc/ODriver.hxx"
32 #include <cppuhelper/factory.hxx>
33 
34 using namespace connectivity::odbc;
35 using ::rtl::OUString;
36 using ::com::sun::star::uno::Reference;
37 using ::com::sun::star::uno::Sequence;
38 using ::com::sun::star::lang::XSingleServiceFactory;
39 using ::com::sun::star::lang::XMultiServiceFactory;
40 
41 typedef Reference< XSingleServiceFactory > (SAL_CALL *createFactoryFunc)
42         (
43             const Reference< XMultiServiceFactory > & rServiceManager,
44             const OUString & rComponentName,
45             ::cppu::ComponentInstantiation pCreateFunction,
46             const Sequence< OUString > & rServiceNames,
47             rtl_ModuleCount* _pTemp
48         );
49 
50 //---------------------------------------------------------------------------------------
51 struct ProviderRequest
52 {
53     Reference< XSingleServiceFactory > xRet;
54     Reference< XMultiServiceFactory > const xServiceManager;
55     OUString const sImplementationName;
56 
57     ProviderRequest(
58         void* pServiceManager,
59         sal_Char const* pImplementationName
60     )
61     : xServiceManager(reinterpret_cast<XMultiServiceFactory*>(pServiceManager))
62     , sImplementationName(OUString::createFromAscii(pImplementationName))
63     {
64     }
65 
66     inline
67     sal_Bool CREATE_PROVIDER(
68                 const OUString& Implname,
69                 const Sequence< OUString > & Services,
70                 ::cppu::ComponentInstantiation Factory,
71                 createFactoryFunc creator
72             )
73     {
74         if (!xRet.is() && (Implname == sImplementationName))
75         try
76         {
77             xRet = creator( xServiceManager, sImplementationName,Factory, Services,0);
78         }
79         catch(...)
80         {
81         }
82         return xRet.is();
83     }
84 
85     void* getProvider() const { return xRet.get(); }
86 };
87 
88 //---------------------------------------------------------------------------------------
89 
90 extern "C" SAL_DLLPUBLIC_EXPORT void SAL_CALL
91 component_getImplementationEnvironment(
92                 const sal_Char  **ppEnvTypeName,
93                 uno_Environment ** /*ppEnv*/
94             )
95 {
96     *ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
97 }
98 
99 //---------------------------------------------------------------------------------------
100 extern "C" SAL_DLLPUBLIC_EXPORT void* SAL_CALL component_getFactory(
101                     const sal_Char* pImplementationName,
102                     void* pServiceManager,
103                     void* /*pRegistryKey*/)
104 {
105     void* pRet = 0;
106     if (pServiceManager)
107     {
108         ProviderRequest aReq(pServiceManager,pImplementationName);
109 
110         aReq.CREATE_PROVIDER(
111             ODBCDriver::getImplementationName_Static(),
112             ODBCDriver::getSupportedServiceNames_Static(),
113             ODBCDriver_CreateInstance, ::cppu::createSingleFactory)
114         ;
115 
116         if(aReq.xRet.is())
117             aReq.xRet->acquire();
118 
119         pRet = aReq.getProvider();
120     }
121 
122     return pRet;
123 };
124 
125 
126