1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_ucb.hxx" 26 #include <osl/diagnose.h> 27 #include "provprox.hxx" 28 #include <com/sun/star/lang/XInitialization.hpp> 29 30 using namespace rtl; 31 using namespace com::sun::star::lang; 32 using namespace com::sun::star::ucb; 33 using namespace com::sun::star::uno; 34 35 //========================================================================= 36 //========================================================================= 37 // 38 // UcbContentProviderProxyFactory Implementation. 39 // 40 //========================================================================= 41 //========================================================================= 42 43 UcbContentProviderProxyFactory::UcbContentProviderProxyFactory( 44 const Reference< XMultiServiceFactory >& rxSMgr ) 45 : m_xSMgr( rxSMgr ) 46 { 47 } 48 49 //========================================================================= 50 // virtual 51 UcbContentProviderProxyFactory::~UcbContentProviderProxyFactory() 52 { 53 } 54 55 //========================================================================= 56 // 57 // XInterface methods. 58 // 59 //========================================================================= 60 61 XINTERFACE_IMPL_3( UcbContentProviderProxyFactory, 62 XTypeProvider, 63 XServiceInfo, 64 XContentProviderFactory ); 65 66 //========================================================================= 67 // 68 // XTypeProvider methods. 69 // 70 //========================================================================= 71 72 XTYPEPROVIDER_IMPL_3( UcbContentProviderProxyFactory, 73 XTypeProvider, 74 XServiceInfo, 75 XContentProviderFactory ); 76 77 //========================================================================= 78 // 79 // XServiceInfo methods. 80 // 81 //========================================================================= 82 83 XSERVICEINFO_IMPL_1( UcbContentProviderProxyFactory, 84 OUString::createFromAscii( 85 "com.sun.star.comp.ucb.UcbContentProviderProxyFactory" ), 86 OUString::createFromAscii( 87 PROVIDER_FACTORY_SERVICE_NAME ) ); 88 89 //========================================================================= 90 // 91 // Service factory implementation. 92 // 93 //========================================================================= 94 95 ONE_INSTANCE_SERVICE_FACTORY_IMPL( UcbContentProviderProxyFactory ); 96 97 //========================================================================= 98 // 99 // XContentProviderFactory methods. 100 // 101 //========================================================================= 102 103 // virtual 104 Reference< XContentProvider > SAL_CALL 105 UcbContentProviderProxyFactory::createContentProvider( 106 const OUString& Service ) 107 { 108 return Reference< XContentProvider >( 109 new UcbContentProviderProxy( m_xSMgr, Service ) ); 110 } 111 112 //========================================================================= 113 //========================================================================= 114 // 115 // UcbContentProviderProxy Implementation. 116 // 117 //========================================================================= 118 //========================================================================= 119 120 UcbContentProviderProxy::UcbContentProviderProxy( 121 const Reference< XMultiServiceFactory >& rxSMgr, 122 const OUString& Service ) 123 : m_aService( Service ), 124 m_bReplace( sal_False ), 125 m_bRegister( sal_False ), 126 m_xSMgr( rxSMgr ) 127 { 128 } 129 130 //========================================================================= 131 // virtual 132 UcbContentProviderProxy::~UcbContentProviderProxy() 133 { 134 } 135 136 //========================================================================= 137 // 138 // XInterface methods. 139 // 140 //========================================================================= 141 142 XINTERFACE_COMMON_IMPL( UcbContentProviderProxy ); 143 144 //============================================================================ 145 // virtual 146 Any SAL_CALL 147 UcbContentProviderProxy::queryInterface( const Type & rType ) 148 { 149 Any aRet = cppu::queryInterface( rType, 150 static_cast< XTypeProvider * >( this ), 151 static_cast< XServiceInfo * >( this ), 152 static_cast< XContentProvider * >( this ), 153 static_cast< XParameterizedContentProvider * >( this ), 154 static_cast< XContentProviderSupplier * >( this ) ); 155 156 if ( !aRet.hasValue() ) 157 aRet = OWeakObject::queryInterface( rType ); 158 159 if ( !aRet.hasValue() ) 160 { 161 // Get original provider and forward the call... 162 osl::Guard< osl::Mutex > aGuard( m_aMutex ); 163 Reference< XContentProvider > xProvider = getContentProvider(); 164 if ( xProvider.is() ) 165 aRet = xProvider->queryInterface( rType ); 166 } 167 168 return aRet; 169 } 170 171 //========================================================================= 172 // 173 // XTypeProvider methods. 174 // 175 //========================================================================= 176 177 XTYPEPROVIDER_COMMON_IMPL( UcbContentProviderProxy ); 178 179 //========================================================================= 180 181 Sequence< Type > SAL_CALL UcbContentProviderProxy::getTypes() 182 { 183 // Get original provider and forward the call... 184 osl::Guard< osl::Mutex > aGuard( m_aMutex ); 185 Reference< XTypeProvider > xProvider( getContentProvider(), UNO_QUERY ); 186 if ( xProvider.is() ) 187 { 188 return xProvider->getTypes(); 189 } 190 else 191 { 192 static cppu::OTypeCollection collection( 193 CPPU_TYPE_REF( XTypeProvider ), 194 CPPU_TYPE_REF( XServiceInfo ), 195 CPPU_TYPE_REF( XContentProvider ), 196 CPPU_TYPE_REF( XParameterizedContentProvider ), 197 CPPU_TYPE_REF( XContentProviderSupplier ) ); 198 return collection.getTypes(); 199 } 200 } 201 202 //========================================================================= 203 // 204 // XServiceInfo methods. 205 // 206 //========================================================================= 207 208 XSERVICEINFO_NOFACTORY_IMPL_1( UcbContentProviderProxy, 209 OUString::createFromAscii( 210 "com.sun.star.comp.ucb.UcbContentProviderProxy" ), 211 OUString::createFromAscii( 212 PROVIDER_PROXY_SERVICE_NAME ) ); 213 214 //========================================================================= 215 // 216 // XContentProvider methods. 217 // 218 //========================================================================= 219 220 // virtual 221 Reference< XContent > SAL_CALL UcbContentProviderProxy::queryContent( 222 const Reference< XContentIdentifier >& Identifier ) 223 { 224 // Get original provider and forward the call... 225 226 osl::Guard< osl::Mutex > aGuard( m_aMutex ); 227 228 Reference< XContentProvider > xProvider = getContentProvider(); 229 if ( xProvider.is() ) 230 return xProvider->queryContent( Identifier ); 231 232 return Reference< XContent >(); 233 } 234 235 //========================================================================= 236 // virtual 237 sal_Int32 SAL_CALL UcbContentProviderProxy::compareContentIds( 238 const Reference< XContentIdentifier >& Id1, 239 const Reference< XContentIdentifier >& Id2 ) 240 { 241 // Get original provider and forward the call... 242 243 osl::Guard< osl::Mutex > aGuard( m_aMutex ); 244 Reference< XContentProvider > xProvider = getContentProvider(); 245 if ( xProvider.is() ) 246 return xProvider->compareContentIds( Id1, Id2 ); 247 248 // OSL_ENSURE( sal_False, 249 // "UcbContentProviderProxy::compareContentIds - No provider!" ); 250 251 // @@@ What else? 252 return 0; 253 } 254 255 //========================================================================= 256 // 257 // XParameterizedContentProvider methods. 258 // 259 //========================================================================= 260 261 // virtual 262 Reference< XContentProvider > SAL_CALL 263 UcbContentProviderProxy::registerInstance( const OUString& Template, 264 const OUString& Arguments, 265 sal_Bool ReplaceExisting ) 266 { 267 // Just remember that this method was called ( and the params ). 268 269 osl::Guard< osl::Mutex > aGuard( m_aMutex ); 270 271 if ( !m_bRegister ) 272 { 273 // m_xTargetProvider = 0; 274 m_aTemplate = Template; 275 m_aArguments = Arguments; 276 m_bReplace = ReplaceExisting; 277 278 m_bRegister = sal_True; 279 } 280 return this; 281 } 282 283 //========================================================================= 284 // virtual 285 Reference< XContentProvider > SAL_CALL 286 UcbContentProviderProxy::deregisterInstance( const OUString& Template, 287 const OUString& Arguments ) 288 { 289 osl::Guard< osl::Mutex > aGuard( m_aMutex ); 290 291 // registerInstance called at proxy and at original? 292 if ( m_bRegister && m_xTargetProvider.is() ) 293 { 294 m_bRegister = sal_False; 295 m_xTargetProvider = 0; 296 297 Reference< XParameterizedContentProvider > 298 xParamProvider( m_xProvider, UNO_QUERY ); 299 if ( xParamProvider.is() ) 300 { 301 try 302 { 303 xParamProvider->deregisterInstance( Template, Arguments ); 304 } 305 catch ( IllegalIdentifierException const & ) 306 { 307 OSL_ENSURE( sal_False, 308 "UcbContentProviderProxy::deregisterInstance - " 309 "Caught IllegalIdentifierException!" ); 310 } 311 } 312 } 313 314 return this; 315 } 316 317 //========================================================================= 318 // 319 // XContentProviderSupplier methods. 320 // 321 //========================================================================= 322 323 // virtual 324 Reference< XContentProvider > SAL_CALL 325 UcbContentProviderProxy::getContentProvider() 326 { 327 osl::Guard< osl::Mutex > aGuard( m_aMutex ); 328 if ( !m_xProvider.is() ) 329 { 330 try 331 { 332 m_xProvider 333 = Reference< XContentProvider >( 334 m_xSMgr->createInstance( m_aService ), UNO_QUERY ); 335 if(m_aArguments.compareToAscii("NoConfig") == 0) 336 { 337 Reference<XInitialization> xInit(m_xProvider,UNO_QUERY); 338 if(xInit.is()) { 339 Sequence<Any> aArgs(1); 340 aArgs[0] <<= m_aArguments; 341 xInit->initialize(aArgs); 342 } 343 } 344 } 345 catch ( RuntimeException const & ) 346 { 347 throw; 348 } 349 catch ( Exception const & ) 350 { 351 } 352 353 // registerInstance called at proxy, but not yet at original? 354 if ( m_xProvider.is() && m_bRegister ) 355 { 356 Reference< XParameterizedContentProvider > 357 xParamProvider( m_xProvider, UNO_QUERY ); 358 if ( xParamProvider.is() ) 359 { 360 try 361 { 362 m_xTargetProvider 363 = xParamProvider->registerInstance( m_aTemplate, 364 m_aArguments, 365 m_bReplace ); 366 } 367 catch ( IllegalIdentifierException const & ) 368 { 369 OSL_ENSURE( sal_False, 370 "UcbContentProviderProxy::getContentProvider - " 371 "Caught IllegalIdentifierException!" ); 372 } 373 374 OSL_ENSURE( m_xTargetProvider.is(), 375 "UcbContentProviderProxy::getContentProvider - " 376 "No provider!" ); 377 } 378 } 379 if ( !m_xTargetProvider.is() ) 380 m_xTargetProvider = m_xProvider; 381 } 382 383 OSL_ENSURE( m_xProvider.is(), 384 "UcbContentProviderProxy::getContentProvider - No provider!" ); 385 return m_xTargetProvider; 386 } 387