remotebridges/source/unourl_resolver/unourl_resolver.cxx

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  30
  31 //  #define TRACE(x) OSL_TRACE(x)
  32 #define TRACE(x)
  33
  34 #include <osl/diagnose.h>
  35 #include <osl/mutex.hxx>
  36 #include <cppuhelper/factory.hxx>
  37 #include <cppuhelper/implbase2.hxx>
  38 #include <cppuhelper/implementationentry.hxx>
  39 #include "cppuhelper/unourl.hxx"
  40 #include "rtl/malformeduriexception.hxx"
  41
  42 #include <com/sun/star/lang/XServiceInfo.hpp>
  43 #include <com/sun/star/lang/XComponent.hpp>
  44 #include <com/sun/star/registry/XRegistryKey.hpp>
  45 #include <com/sun/star/connection/XConnector.hpp>
  46 #include <com/sun/star/bridge/XBridgeFactory.hpp>
  47 #include <com/sun/star/bridge/XUnoUrlResolver.hpp>
  48
  49 using namespace cppu;
  50 using namespace rtl;
  51 using namespace osl;
  52 using namespace com::sun::star::uno;
  53 using namespace com::sun::star::lang;
  54 using namespace com::sun::star::connection;
  55 using namespace com::sun::star::bridge;
  56 using namespace com::sun::star::registry;
  57
  58 #define SERVICENAME             "com.sun.star.bridge.UnoUrlResolver"
  59 #define IMPLNAME                "com.sun.star.comp.bridge.UnoUrlResolver"
  60
  61 namespace unourl_resolver
  62 {
  63     rtl_StandardModuleCount g_moduleCount = MODULE_COUNT_INIT;
  64 //--------------------------------------------------------------------------------------------------
  65 Sequence< OUString > resolver_getSupportedServiceNames()
  66 {
  67     static Sequence < OUString > *pNames = 0;
  68     if( ! pNames )
  69     {
  70         MutexGuard guard( Mutex::getGlobalMutex() );
  71         if( !pNames )
  72         {
  73             static Sequence< OUString > seqNames(1);
  74             seqNames.getArray()[0] = OUString(RTL_CONSTASCII_USTRINGPARAM(SERVICENAME));
  75             pNames = &seqNames;
  76         }
  77     }
  78     return *pNames;
  79 }
  80
  81 OUString resolver_getImplementationName()
  82 {
  83     static OUString *pImplName = 0;
  84     if( ! pImplName )
  85     {
  86         MutexGuard guard( Mutex::getGlobalMutex() );
  87         if( ! pImplName )
  88         {
  89             static OUString implName(
  90                 RTL_CONSTASCII_USTRINGPARAM( IMPLNAME ) );
  91             pImplName = &implName;
  92         }
  93     }
  94     return *pImplName;
  95 }
  96
  97 //==================================================================================================
  98 class ResolverImpl : public WeakImplHelper2< XServiceInfo, XUnoUrlResolver >
  99 {
 100     Reference< XMultiComponentFactory > _xSMgr;
 101     Reference< XComponentContext > _xCtx;
 102
 103 public:
 104     ResolverImpl( const Reference< XComponentContext > & xSMgr );
 105     virtual ~ResolverImpl();
 106
 107     // XServiceInfo
 108     virtual OUString SAL_CALL getImplementationName() throw(::com::sun::star::uno::RuntimeException);
 109     virtual sal_Bool SAL_CALL supportsService( const OUString & rServiceName ) throw(::com::sun::star::uno::RuntimeException);
 110     virtual Sequence< OUString > SAL_CALL getSupportedServiceNames() throw(::com::sun::star::uno::RuntimeException);
 111
 112     // XUnoUrlResolver
 113     virtual Reference< XInterface > SAL_CALL resolve( const OUString & rUnoUrl )
 114         throw (NoConnectException, ConnectionSetupException, RuntimeException);
 115 };
 116
 117 //##################################################################################################
 118
 119 //__________________________________________________________________________________________________
 120 ResolverImpl::ResolverImpl( const Reference< XComponentContext > & xCtx )
 121     : _xSMgr( xCtx->getServiceManager() )
 122     , _xCtx( xCtx )
 123 {
 124     g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
 125 }
 126 //__________________________________________________________________________________________________
 127 ResolverImpl::~ResolverImpl()
 128 {
 129     g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
 130 }
 131
 132 // XServiceInfo
 133 //__________________________________________________________________________________________________
 134 OUString ResolverImpl::getImplementationName()
 135     throw(::com::sun::star::uno::RuntimeException)
 136 {
 137     return resolver_getImplementationName();
 138 }
 139 //__________________________________________________________________________________________________
 140 sal_Bool ResolverImpl::supportsService( const OUString & rServiceName )
 141     throw(::com::sun::star::uno::RuntimeException)
 142 {
 143     const Sequence< OUString > & rSNL = getSupportedServiceNames();
 144     const OUString * pArray = rSNL.getConstArray();
 145     for ( sal_Int32 nPos = rSNL.getLength(); nPos--; )
 146     {
 147         if (pArray[nPos] == rServiceName)
 148             return sal_True;
 149     }
 150     return sal_False;
 151 }
 152 //__________________________________________________________________________________________________
 153 Sequence< OUString > ResolverImpl::getSupportedServiceNames()
 154     throw(::com::sun::star::uno::RuntimeException)
 155 {
 156     return resolver_getSupportedServiceNames();
 157 }
 158
 159 // XUnoUrlResolver
 160 //__________________________________________________________________________________________________
 161 Reference< XInterface > ResolverImpl::resolve( const OUString & rUnoUrl )
 162     throw (NoConnectException, ConnectionSetupException, RuntimeException)
 163 {
 164     OUString aProtocolDescr;
 165     OUString aConnectDescr;
 166     OUString aInstanceName;
 167     try
 168     {
 169         cppu::UnoUrl aUrl(rUnoUrl);
 170         aProtocolDescr = aUrl.getProtocol().getDescriptor();
 171         aConnectDescr = aUrl.getConnection().getDescriptor();
 172         aInstanceName = aUrl.getObjectName();
 173     }
 174     catch (rtl::MalformedUriException & rEx)
 175     {
 176         throw ConnectionSetupException(rEx.getMessage(), 0);
 177     }
 178
 179     Reference< XConnector > xConnector(
 180         _xSMgr->createInstanceWithContext(
 181             OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.connection.Connector") ),
 182             _xCtx ),
 183         UNO_QUERY );
 184
 185     if (! xConnector.is())
 186         throw RuntimeException( OUString( RTL_CONSTASCII_USTRINGPARAM("no connector!" ) ), Reference< XInterface >() );
 187
 188     Reference< XConnection > xConnection( xConnector->connect( aConnectDescr ) );
 189
 190     // As soon as singletons are ready, switch to singleton !
 191     Reference< XBridgeFactory > xBridgeFactory(
 192         _xSMgr->createInstanceWithContext(
 193             OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.bridge.BridgeFactory") ),
 194             _xCtx ),
 195         UNO_QUERY );
 196
 197     if (! xBridgeFactory.is())
 198         throw RuntimeException( OUString( RTL_CONSTASCII_USTRINGPARAM("no bridge factory!" ) ), Reference< XInterface >() );
 199
 200     // bridge
 201     Reference< XBridge > xBridge( xBridgeFactory->createBridge(
 202         OUString(), aProtocolDescr,
 203         xConnection, Reference< XInstanceProvider >() ) );
 204
 205     Reference< XInterface > xRet( xBridge->getInstance( aInstanceName ) );
 206
 207     return xRet;
 208 }
 209
 210 //==================================================================================================
 211 static Reference< XInterface > SAL_CALL ResolverImpl_create( const Reference< XComponentContext > & xCtx )
 212 {
 213     return Reference< XInterface >( *new ResolverImpl( xCtx ) );
 214 }
 215
 216
 217 }
 218
 219 using namespace unourl_resolver;
 220
 221 static struct ImplementationEntry g_entries[] =
 222 {
 223     {
 224         ResolverImpl_create, resolver_getImplementationName,
 225         resolver_getSupportedServiceNames, createSingleComponentFactory,
 226         &g_moduleCount.modCnt , 0
 227     },
 228     { 0, 0, 0, 0, 0, 0 }
 229 };
 230
 231 extern "C"
 232 {
 233 sal_Bool SAL_CALL component_canUnload( TimeValue *pTime )
 234 {
 235     return g_moduleCount.canUnload( &g_moduleCount , pTime );
 236 }
 237
 238 //==================================================================================================
 239 void SAL_CALL component_getImplementationEnvironment(
 240     const sal_Char ** ppEnvTypeName, uno_Environment ** )
 241 {
 242     *ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
 243 }
 244 //==================================================================================================
 245 sal_Bool SAL_CALL component_writeInfo(
 246     void * pServiceManager, void * pRegistryKey )
 247 {
 248     return component_writeInfoHelper( pServiceManager, pRegistryKey, g_entries );
 249 }
 250 //==================================================================================================
 251 void * SAL_CALL component_getFactory(
 252     const sal_Char * pImplName, void * pServiceManager, void * pRegistryKey )
 253 {
 254     return component_getFactoryHelper( pImplName, pServiceManager, pRegistryKey , g_entries );
 255 }
 256 }