ucb/source/ucp/gio/gio_provider.cxx

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  30
  31 #include <ucbhelper/contentidentifier.hxx>
  32 #include <ucbhelper/contenthelper.hxx>
  33 #include <com/sun/star/ucb/ContentCreationException.hpp>
  34 #include "gio_provider.hxx"
  35 #include "gio_content.hxx"
  36
  37 #include <stdio.h>
  38
  39 using namespace com::sun::star;
  40
  41 namespace gio
  42 {
  43 uno::Reference< com::sun::star::ucb::XContent > SAL_CALL
  44 ContentProvider::queryContent(
  45             const uno::Reference<
  46                     com::sun::star::ucb::XContentIdentifier >& Identifier )
  47     throw( com::sun::star::ucb::IllegalIdentifierException,
  48            uno::RuntimeException )
  49 {
  50 #ifdef DEBUG
  51     fprintf(stderr, "QueryContent: '%s'",
  52        (const sal_Char *)rtl::OUStringToOString
  53        (Identifier->getContentIdentifier(), RTL_TEXTENCODING_UTF8));
  54 #endif
  55
  56     osl::MutexGuard aGuard( m_aMutex );
  57
  58     // Check, if a content with given id already exists...
  59     uno::Reference< ucb::XContent > xContent = queryExistingContent( Identifier ).get();
  60     if ( xContent.is() )
  61         return xContent;
  62
  63     try
  64     {
  65         xContent = new ::gio::Content(m_xSMgr, this, Identifier);
  66     }
  67     catch ( com::sun::star::ucb::ContentCreationException const & )
  68     {
  69         throw com::sun::star::ucb::IllegalIdentifierException();
  70     }
  71
  72     if ( !xContent->getIdentifier().is() )
  73         throw com::sun::star::ucb::IllegalIdentifierException();
  74
  75     return xContent;
  76 }
  77
  78 ContentProvider::ContentProvider(
  79     const uno::Reference< lang::XMultiServiceFactory >& rSMgr )
  80 : ::ucbhelper::ContentProviderImplHelper( rSMgr )
  81 {
  82 }
  83
  84 ContentProvider::~ContentProvider()
  85 {
  86 }
  87
  88 XINTERFACE_IMPL_3( ContentProvider,
  89                    lang::XTypeProvider,
  90                    lang::XServiceInfo,
  91                    com::sun::star::ucb::XContentProvider );
  92
  93 XTYPEPROVIDER_IMPL_3( ContentProvider,
  94                       lang::XTypeProvider,
  95                       lang::XServiceInfo,
  96                       com::sun::star::ucb::XContentProvider );
  97
  98 XSERVICEINFO_IMPL_1( ContentProvider,
  99                      rtl::OUString::createFromAscii(
 100                        "com.sun.star.comp.GIOContentProvider" ),
 101                      rtl::OUString::createFromAscii(
 102                        "com.sun.star.ucb.GIOContentProvider" ) );
 103
 104 ONE_INSTANCE_SERVICE_FACTORY_IMPL( ContentProvider );
 105
 106 }
 107
 108 static sal_Bool writeInfo( void *pRegistryKey,
 109     const rtl::OUString &rImplementationName, uno::Sequence< rtl::OUString > const &rServiceNames )
 110 {
 111     rtl::OUString aKeyName( rtl::OUString::createFromAscii( "/" ) );
 112     aKeyName += rImplementationName;
 113     aKeyName += rtl::OUString::createFromAscii( "/UNO/SERVICES" );
 114
 115     uno::Reference< registry::XRegistryKey > xKey;
 116     try
 117     {
 118         xKey = static_cast< registry::XRegistryKey * > (pRegistryKey )->createKey( aKeyName );
 119     }
 120     catch ( registry::InvalidRegistryException const & )
 121     {}
 122
 123     if ( !xKey.is() )
 124         return sal_False;
 125
 126     sal_Bool bSuccess = sal_True;
 127
 128     for ( sal_Int32 n = 0; n < rServiceNames.getLength(); ++n )
 129     {
 130         try
 131         {
 132             xKey->createKey( rServiceNames[ n ] );
 133         }
 134         catch ( registry::InvalidRegistryException const & )
 135         {
 136             bSuccess = sal_False;
 137             break;
 138         }
 139     }
 140    return bSuccess;
 141 }
 142
 143 extern "C" void SAL_CALL component_getImplementationEnvironment(
 144     const sal_Char  **ppEnvTypeName, uno_Environment **)
 145 {
 146     *ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
 147 }
 148
 149 extern "C" sal_Bool SAL_CALL component_writeInfo( void *, void *pRegistryKey )
 150 {
 151     return pRegistryKey &&
 152         writeInfo( pRegistryKey,
 153             ::gio::ContentProvider::getImplementationName_Static(),
 154             ::gio::ContentProvider::getSupportedServiceNames_Static() );
 155 }
 156
 157 extern "C" void * SAL_CALL component_getFactory( const sal_Char *pImplName,
 158     void *pServiceManager, void * )
 159 {
 160     void * pRet = 0;
 161
 162     uno::Reference< lang::XMultiServiceFactory > xSMgr
 163         (reinterpret_cast< lang::XMultiServiceFactory * >( pServiceManager ) );
 164     uno::Reference< lang::XSingleServiceFactory > xFactory;
 165
 166     g_type_init();
 167
 168     if ( !::gio::ContentProvider::getImplementationName_Static().compareToAscii( pImplName ) )
 169         xFactory = ::gio::ContentProvider::createServiceFactory( xSMgr );
 170
 171     if ( xFactory.is() )
 172     {
 173         xFactory->acquire();
 174         pRet = xFactory.get();
 175     }
 176
 177     return pRet;
 178 }