ucb/source/cacher/contentresultsetwrapper.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include "contentresultsetwrapper.hxx"
  22 #include <com/sun/star/lang/DisposedException.hpp>
  23 #include <rtl/ustring.hxx>
  24 #include <osl/diagnose.h>
  25 #include <cppuhelper/queryinterface.hxx>
  26
  27 using namespace com::sun::star::beans;
  28 using namespace com::sun::star::lang;
  29 using namespace com::sun::star::sdbc;
  30 using namespace com::sun::star::ucb;
  31 using namespace com::sun::star::uno;
  32 using namespace com::sun::star::util;
  33 using namespace comphelper;
  34 using namespace cppu;
  35
  36
  37
  38
  39 ContentResultSetWrapper::ContentResultSetWrapper(
  40                                 Reference< XResultSet > const & xOrigin )
  41                 : m_xResultSetOrigin( xOrigin )
  42                 , m_nForwardOnly( 2 )
  43                 , m_bDisposed( false )
  44                 , m_bInDispose( false )
  45 {
  46     m_xMyListenerImpl = new ContentResultSetWrapperListener( this );
  47
  48     OSL_ENSURE( m_xResultSetOrigin.is(), "XResultSet is required" );
  49
  50     //!! call impl_init() at the end of constructor of derived class
  51 };
  52
  53
  54 void ContentResultSetWrapper::impl_init_xRowOrigin(std::unique_lock<std::mutex>&)
  55 {
  56     if(m_xRowOrigin.is())
  57         return;
  58
  59     Reference< XRow > xOrgig( m_xResultSetOrigin, UNO_QUERY );
  60     m_xRowOrigin = xOrgig;
  61     OSL_ENSURE( m_xRowOrigin.is(), "interface XRow is required" );
  62 }
  63
  64 void ContentResultSetWrapper::impl_init_xContentAccessOrigin(std::unique_lock<std::mutex>&)
  65 {
  66     if(m_xContentAccessOrigin.is())
  67         return;
  68
  69     Reference< XContentAccess > xOrgig( m_xResultSetOrigin, UNO_QUERY );
  70
  71     m_xContentAccessOrigin = xOrgig;
  72     OSL_ENSURE( m_xContentAccessOrigin.is(), "interface XContentAccess is required" );
  73 }
  74
  75
  76 void ContentResultSetWrapper::impl_init_xPropertySetOrigin(std::unique_lock<std::mutex>&)
  77 {
  78     if( m_xPropertySetOrigin.is() )
  79         return;
  80
  81     Reference< XPropertySet > xOrig( m_xResultSetOrigin, UNO_QUERY );
  82
  83     m_xPropertySetOrigin = xOrig;
  84     OSL_ENSURE( m_xPropertySetOrigin.is(), "interface XPropertySet is required" );
  85 }
  86
  87 void ContentResultSetWrapper::impl_init()
  88 {
  89     //call this at the end of constructor of derived class
  90
  91
  92     //listen to disposing from Origin:
  93     Reference< XComponent > xComponentOrigin( m_xResultSetOrigin, UNO_QUERY );
  94     OSL_ENSURE( xComponentOrigin.is(), "interface XComponent is required" );
  95     xComponentOrigin->addEventListener( static_cast< XPropertyChangeListener * >( m_xMyListenerImpl.get() ) );
  96 }
  97
  98 ContentResultSetWrapper::~ContentResultSetWrapper()
  99 {
 100     //call impl_deinit() at start of destructor of derived class
 101 };
 102
 103 void ContentResultSetWrapper::impl_deinit()
 104 {
 105     //call this at start of destructor of derived class
 106
 107     m_xMyListenerImpl->impl_OwnerDies();
 108 }
 109
 110 //virtual
 111 void ContentResultSetWrapper::impl_initPropertySetInfo(std::unique_lock<std::mutex>& rGuard)
 112 {
 113     if( m_xPropertySetInfo.is() )
 114         return;
 115
 116     impl_init_xPropertySetOrigin(rGuard);
 117     if( !m_xPropertySetOrigin.is() )
 118         return;
 119
 120     Reference< XPropertySetInfo > xOrig =
 121             m_xPropertySetOrigin->getPropertySetInfo();
 122
 123     m_xPropertySetInfo = xOrig;
 124 }
 125
 126 void ContentResultSetWrapper::impl_EnsureNotDisposed(std::unique_lock<std::mutex>& /*rGuard*/)
 127 {
 128     if( m_bDisposed )
 129         throw DisposedException();
 130 }
 131
 132 void ContentResultSetWrapper::impl_notifyPropertyChangeListeners( std::unique_lock<std::mutex>& rGuard, const PropertyChangeEvent& rEvt )
 133 {
 134     // Notify listeners interested especially in the changed property.
 135     OInterfaceContainerHelper4<XPropertyChangeListener>* pContainer =
 136             m_aPropertyChangeListeners.getContainer( rGuard, rEvt.PropertyName );
 137     if( pContainer )
 138     {
 139         pContainer->notifyEach( rGuard, &XPropertyChangeListener::propertyChange, rEvt );
 140     }
 141
 142     // Notify listeners interested in all properties.
 143     pContainer = m_aPropertyChangeListeners.getContainer( rGuard, OUString() );
 144     if( pContainer )
 145     {
 146         pContainer->notifyEach( rGuard, &XPropertyChangeListener::propertyChange, rEvt );
 147     }
 148 }
 149
 150 void ContentResultSetWrapper::impl_notifyVetoableChangeListeners( std::unique_lock<std::mutex>& rGuard, const PropertyChangeEvent& rEvt )
 151 {
 152     // Notify listeners interested especially in the changed property.
 153     OInterfaceContainerHelper4<XVetoableChangeListener>* pContainer =
 154             m_aVetoableChangeListeners.getContainer( rGuard, rEvt.PropertyName );
 155     if( pContainer )
 156     {
 157         pContainer->notifyEach( rGuard, &XVetoableChangeListener::vetoableChange, rEvt );
 158     }
 159
 160     // Notify listeners interested in all properties.
 161     pContainer = m_aVetoableChangeListeners.getContainer( rGuard, OUString() );
 162     if( pContainer )
 163     {
 164         pContainer->notifyEach( rGuard, &XVetoableChangeListener::vetoableChange, rEvt );
 165     }
 166 }
 167
 168 bool ContentResultSetWrapper::impl_isForwardOnly(std::unique_lock<std::mutex>& /*rGuard*/)
 169 {
 170     //m_nForwardOnly == 2 -> don't know
 171     //m_nForwardOnly == 1 -> YES
 172     //m_nForwardOnly == 0 -> NO
 173
 174     //@todo replace this with lines in comment
 175     m_nForwardOnly = 0;
 176     return false;
 177
 178
 179     /*
 180     ReacquireableGuard aGuard( m_aMutex );
 181     if( m_nForwardOnly == 2 )
 182     {
 183         aGuard.clear();
 184         if( !getPropertySetInfo().is() )
 185         {
 186             aGuard.reacquire();
 187             m_nForwardOnly = 0;
 188             return m_nForwardOnly;
 189         }
 190         aGuard.reacquire();
 191
 192         OUString aName("ResultSetType");
 193         //find out, if we are ForwardOnly and cache the value:
 194
 195         impl_init_xPropertySetOrigin();
 196         if( !m_xPropertySetOrigin.is() )
 197         {
 198             OSL_FAIL( "broadcaster was disposed already" );
 199             m_nForwardOnly = 0;
 200             return m_nForwardOnly;
 201         }
 202
 203         aGuard.clear();
 204         Any aAny = m_xPropertySetOrigin->getPropertyValue( aName );
 205
 206         aGuard.reacquire();
 207         long nResultSetType;
 208         if( ( aAny >>= nResultSetType ) &&
 209             ( nResultSetType == ResultSetType::FORWARD_ONLY ) )
 210             m_nForwardOnly = 1;
 211         else
 212             m_nForwardOnly = 0;
 213     }
 214     return m_nForwardOnly;
 215     */
 216 }
 217
 218
 219 // XInterface methods.
 220
 221 css::uno::Any SAL_CALL ContentResultSetWrapper::queryInterface( const css::uno::Type & rType )
 222 {
 223     //list all interfaces inclusive baseclasses of interfaces
 224     css::uno::Any aRet = cppu::queryInterface( rType,
 225                                                static_cast< XComponent* >(this),
 226                                                static_cast< XCloseable* >(this),
 227                                                static_cast< XResultSetMetaDataSupplier* >(this),
 228                                                static_cast< XPropertySet* >(this),
 229                                                static_cast< XContentAccess* >(this),
 230                                                static_cast< XResultSet* >(this),
 231                                                static_cast< XRow* >(this)
 232                                                );
 233     return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
 234 }
 235
 236 // XComponent methods.
 237
 238 // virtual
 239 void SAL_CALL ContentResultSetWrapper::dispose()
 240 {
 241     std::unique_lock aGuard(m_aMutex);
 242     impl_EnsureNotDisposed(aGuard);
 243
 244     bool isCleared = false;
 245     if( m_bInDispose || m_bDisposed )
 246         return;
 247     m_bInDispose = true;
 248
 249     if( m_xPropertySetOrigin.is() )
 250     {
 251         aGuard.unlock();
 252         isCleared = true;
 253         try
 254         {
 255             m_xPropertySetOrigin->removePropertyChangeListener(
 256                 OUString(), static_cast< XPropertyChangeListener * >( m_xMyListenerImpl.get() ) );
 257         }
 258         catch( Exception& )
 259         {
 260             OSL_FAIL( "could not remove PropertyChangeListener" );
 261         }
 262         try
 263         {
 264             m_xPropertySetOrigin->removeVetoableChangeListener(
 265                 OUString(), static_cast< XVetoableChangeListener * >( m_xMyListenerImpl.get() ) );
 266         }
 267         catch( Exception& )
 268         {
 269             OSL_FAIL( "could not remove VetoableChangeListener" );
 270         }
 271
 272         Reference< XComponent > xComponentOrigin( m_xResultSetOrigin, UNO_QUERY );
 273         OSL_ENSURE( xComponentOrigin.is(), "interface XComponent is required" );
 274         xComponentOrigin->removeEventListener( static_cast< XPropertyChangeListener * >( m_xMyListenerImpl.get() ) );
 275     }
 276
 277     if (isCleared)
 278         aGuard.lock();
 279     if( m_aDisposeEventListeners.getLength(aGuard) )
 280     {
 281         EventObject aEvt;
 282         aEvt.Source = static_cast< XComponent * >( this );
 283         m_aDisposeEventListeners.disposeAndClear( aGuard, aEvt );
 284     }
 285
 286     if( m_aPropertyChangeListeners.hasContainedTypes(aGuard) )
 287     {
 288         EventObject aEvt;
 289         aEvt.Source = static_cast< XPropertySet * >( this );
 290         m_aPropertyChangeListeners.disposeAndClear( aGuard, aEvt );
 291     }
 292
 293     if( m_aVetoableChangeListeners.hasContainedTypes(aGuard) )
 294     {
 295         EventObject aEvt;
 296         aEvt.Source = static_cast< XPropertySet * >( this );
 297         m_aVetoableChangeListeners.disposeAndClear( aGuard, aEvt );
 298     }
 299
 300     m_bDisposed = true;
 301     m_bInDispose = false;
 302 }
 303
 304
 305 // virtual
 306 void SAL_CALL ContentResultSetWrapper::addEventListener( const Reference< XEventListener >& Listener )
 307 {
 308     std::unique_lock aGuard( m_aMutex );
 309     impl_EnsureNotDisposed(aGuard);
 310
 311     m_aDisposeEventListeners.addInterface( aGuard, Listener );
 312 }
 313
 314
 315 // virtual
 316 void SAL_CALL ContentResultSetWrapper::removeEventListener( const Reference< XEventListener >& Listener )
 317 {
 318     std::unique_lock aGuard( m_aMutex );
 319     impl_EnsureNotDisposed(aGuard);
 320     m_aDisposeEventListeners.removeInterface( aGuard, Listener );
 321 }
 322
 323
 324 //XCloseable methods.
 325
 326 //virtual
 327 void SAL_CALL ContentResultSetWrapper::close()
 328 {
 329     {
 330         std::unique_lock aGuard( m_aMutex );
 331         impl_EnsureNotDisposed(aGuard);
 332     }
 333     dispose();
 334 }
 335
 336
 337 //XResultSetMetaDataSupplier methods.
 338
 339 //virtual
 340 Reference< XResultSetMetaData > SAL_CALL ContentResultSetWrapper::getMetaData()
 341 {
 342     std::unique_lock aGuard(m_aMutex);
 343     impl_EnsureNotDisposed(aGuard);
 344
 345     if( !m_xMetaDataFromOrigin.is() && m_xResultSetOrigin.is() )
 346     {
 347         Reference< XResultSetMetaDataSupplier > xMetaDataSupplier(
 348                 m_xResultSetOrigin, UNO_QUERY );
 349
 350         if( xMetaDataSupplier.is() )
 351         {
 352             aGuard.unlock();
 353
 354             Reference< XResultSetMetaData > xMetaData
 355                 = xMetaDataSupplier->getMetaData();
 356
 357             aGuard.lock();
 358             m_xMetaDataFromOrigin = xMetaData;
 359         }
 360     }
 361     return m_xMetaDataFromOrigin;
 362 }
 363
 364
 365 // XPropertySet methods.
 366
 367 // virtual
 368 Reference< XPropertySetInfo > SAL_CALL ContentResultSetWrapper::getPropertySetInfo()
 369 {
 370     std::unique_lock aGuard( m_aMutex );
 371     return getPropertySetInfoImpl(aGuard);
 372 }
 373
 374 // virtual
 375 Reference< XPropertySetInfo > ContentResultSetWrapper::getPropertySetInfoImpl(std::unique_lock<std::mutex>& rGuard)
 376 {
 377     impl_EnsureNotDisposed(rGuard);
 378     if( m_xPropertySetInfo.is() )
 379         return m_xPropertySetInfo;
 380     impl_initPropertySetInfo(rGuard);
 381     return m_xPropertySetInfo;
 382 }
 383
 384 // virtual
 385 void SAL_CALL ContentResultSetWrapper::setPropertyValue( const OUString& rPropertyName, const Any& rValue )
 386 {
 387     std::unique_lock aGuard( m_aMutex );
 388     return setPropertyValueImpl(aGuard, rPropertyName, rValue);
 389 }
 390
 391 // virtual
 392 void ContentResultSetWrapper::setPropertyValueImpl( std::unique_lock<std::mutex>& rGuard, const OUString& rPropertyName, const Any& rValue )
 393 {
 394     impl_EnsureNotDisposed(rGuard);
 395     impl_init_xPropertySetOrigin(rGuard);
 396     if( !m_xPropertySetOrigin.is() )
 397     {
 398         OSL_FAIL( "broadcaster was disposed already" );
 399         throw UnknownPropertyException();
 400     }
 401     m_xPropertySetOrigin->setPropertyValue( rPropertyName, rValue );
 402 }
 403
 404
 405 // virtual
 406 Any SAL_CALL ContentResultSetWrapper::getPropertyValue( const OUString& rPropertyName )
 407 {
 408     std::unique_lock aGuard( m_aMutex );
 409     impl_EnsureNotDisposed(aGuard);
 410     impl_init_xPropertySetOrigin(aGuard);
 411     if( !m_xPropertySetOrigin.is() )
 412     {
 413         OSL_FAIL( "broadcaster was disposed already" );
 414         throw UnknownPropertyException();
 415     }
 416     return m_xPropertySetOrigin->getPropertyValue( rPropertyName );
 417 }
 418
 419
 420 // virtual
 421 void SAL_CALL ContentResultSetWrapper::addPropertyChangeListener( const OUString& aPropertyName, const Reference< XPropertyChangeListener >& xListener )
 422 {
 423     std::unique_lock aGuard( m_aMutex );
 424     impl_EnsureNotDisposed(aGuard);
 425
 426     if( !getPropertySetInfo().is() )
 427     {
 428         OSL_FAIL( "broadcaster was disposed already" );
 429         throw UnknownPropertyException();
 430     }
 431
 432     if( !aPropertyName.isEmpty() )
 433     {
 434         m_xPropertySetInfo->getPropertyByName( aPropertyName );
 435         //throws UnknownPropertyException, if so
 436     }
 437
 438     bool bNeedRegister = !m_aPropertyChangeListeners.hasContainedTypes(aGuard);
 439     m_aPropertyChangeListeners.addInterface( aGuard, aPropertyName, xListener );
 440     if( !bNeedRegister )
 441         return;
 442
 443     impl_init_xPropertySetOrigin(aGuard);
 444     if( !m_xPropertySetOrigin.is() )
 445     {
 446         OSL_FAIL( "broadcaster was disposed already" );
 447         return;
 448     }
 449     try
 450     {
 451         m_xPropertySetOrigin->addPropertyChangeListener(
 452             OUString(), static_cast< XPropertyChangeListener * >( m_xMyListenerImpl.get() ) );
 453     }
 454     catch( Exception& )
 455     {
 456         m_aPropertyChangeListeners.removeInterface( aGuard, aPropertyName, xListener );
 457         throw;
 458     }
 459 }
 460
 461
 462 // virtual
 463 void SAL_CALL ContentResultSetWrapper::addVetoableChangeListener( const OUString& rPropertyName, const Reference< XVetoableChangeListener >& xListener )
 464 {
 465     std::unique_lock aGuard( m_aMutex );
 466     impl_EnsureNotDisposed(aGuard);
 467
 468     if( !getPropertySetInfo().is() )
 469     {
 470         OSL_FAIL( "broadcaster was disposed already" );
 471         throw UnknownPropertyException();
 472     }
 473     if( !rPropertyName.isEmpty() )
 474     {
 475         m_xPropertySetInfo->getPropertyByName( rPropertyName );
 476         //throws UnknownPropertyException, if so
 477     }
 478
 479     bool bNeedRegister = !m_aVetoableChangeListeners.hasContainedTypes(aGuard);
 480     m_aVetoableChangeListeners.addInterface( aGuard, rPropertyName, xListener );
 481     if( !bNeedRegister )
 482         return;
 483
 484     impl_init_xPropertySetOrigin(aGuard);
 485     {
 486         if( !m_xPropertySetOrigin.is() )
 487         {
 488             OSL_FAIL( "broadcaster was disposed already" );
 489             return;
 490         }
 491     }
 492     try
 493     {
 494         m_xPropertySetOrigin->addVetoableChangeListener(
 495             OUString(), static_cast< XVetoableChangeListener * >( m_xMyListenerImpl.get() ) );
 496     }
 497     catch( Exception& )
 498     {
 499         m_aVetoableChangeListeners.removeInterface( aGuard, rPropertyName, xListener );
 500         throw;
 501     }
 502 }
 503
 504
 505 // virtual
 506 void SAL_CALL ContentResultSetWrapper::removePropertyChangeListener( const OUString& rPropertyName, const Reference< XPropertyChangeListener >& xListener )
 507 {
 508     std::unique_lock aGuard( m_aMutex );
 509     impl_EnsureNotDisposed(aGuard);
 510
 511     //noop, if no listener registered
 512     if( !m_aPropertyChangeListeners.hasContainedTypes(aGuard) )
 513         return;
 514
 515     OInterfaceContainerHelper4<XPropertyChangeListener>* pContainer =
 516         m_aPropertyChangeListeners.getContainer( aGuard, rPropertyName );
 517
 518     if( !pContainer )
 519     {
 520         if( !rPropertyName.isEmpty() )
 521         {
 522             if( !getPropertySetInfo().is() )
 523                 throw UnknownPropertyException();
 524
 525             m_xPropertySetInfo->getPropertyByName( rPropertyName );
 526             //throws UnknownPropertyException, if so
 527         }
 528         return; //the listener was not registered
 529     }
 530
 531     m_aPropertyChangeListeners.removeInterface( aGuard, rPropertyName, xListener );
 532
 533     if( m_aPropertyChangeListeners.hasContainedTypes(aGuard) )
 534         return;
 535
 536     impl_init_xPropertySetOrigin(aGuard);
 537     if( !m_xPropertySetOrigin.is() )
 538     {
 539         OSL_FAIL( "broadcaster was disposed already" );
 540         return;
 541     }
 542     try
 543     {
 544         m_xPropertySetOrigin->removePropertyChangeListener(
 545             OUString(), static_cast< XPropertyChangeListener * >( m_xMyListenerImpl.get() ) );
 546     }
 547     catch( Exception& )
 548     {
 549         OSL_FAIL( "could not remove PropertyChangeListener" );
 550     }
 551 }
 552
 553
 554 // virtual
 555 void SAL_CALL ContentResultSetWrapper::removeVetoableChangeListener( const OUString& rPropertyName, const Reference< XVetoableChangeListener >& xListener )
 556 {
 557     std::unique_lock aGuard( m_aMutex );
 558     impl_EnsureNotDisposed(aGuard);
 559
 560     //noop, if no listener registered
 561     if( !m_aVetoableChangeListeners.hasContainedTypes(aGuard) )
 562         return;
 563     OInterfaceContainerHelper4<XVetoableChangeListener>* pContainer =
 564         m_aVetoableChangeListeners.getContainer( aGuard, rPropertyName );
 565
 566     if( !pContainer )
 567     {
 568         if( !rPropertyName.isEmpty() )
 569         {
 570             if( !getPropertySetInfo().is() )
 571                 throw UnknownPropertyException(rPropertyName);
 572
 573             m_xPropertySetInfo->getPropertyByName( rPropertyName );
 574             //throws UnknownPropertyException, if so
 575         }
 576         return; //the listener was not registered
 577     }
 578
 579     m_aVetoableChangeListeners.removeInterface( aGuard, rPropertyName, xListener );
 580
 581     if( m_aVetoableChangeListeners.hasContainedTypes(aGuard) )
 582         return;
 583
 584     impl_init_xPropertySetOrigin(aGuard);
 585     if( !m_xPropertySetOrigin.is() )
 586     {
 587         OSL_FAIL( "broadcaster was disposed already" );
 588         return;
 589     }
 590     try
 591     {
 592         m_xPropertySetOrigin->removeVetoableChangeListener(
 593             OUString(), static_cast< XVetoableChangeListener * >( m_xMyListenerImpl.get() ) );
 594     }
 595     catch( Exception& )
 596     {
 597         OSL_FAIL( "could not remove VetoableChangeListener" );
 598     }
 599 }
 600
 601
 602 // own methods.
 603
 604
 605 //virtual, only called from ContentResultSetWrapperListener
 606 void ContentResultSetWrapper::impl_disposing( const EventObject& )
 607 {
 608     std::unique_lock aGuard(m_aMutex);
 609
 610     impl_EnsureNotDisposed(aGuard);
 611
 612     if( !m_xResultSetOrigin.is() )
 613         return;
 614
 615     //release all references to the broadcaster:
 616     m_xResultSetOrigin.clear();
 617     if(m_xRowOrigin.is())
 618         m_xRowOrigin.clear();
 619     if(m_xContentAccessOrigin.is())
 620         m_xContentAccessOrigin.clear();
 621     if(m_xPropertySetOrigin.is())
 622         m_xPropertySetOrigin.clear();
 623     m_xMetaDataFromOrigin.clear();
 624     if(m_xPropertySetInfo.is())
 625         m_xPropertySetInfo.clear();
 626 }
 627
 628 //virtual, only called from ContentResultSetWrapperListener
 629 void ContentResultSetWrapper::impl_propertyChange( const PropertyChangeEvent& rEvt )
 630 {
 631     std::unique_lock aGuard(m_aMutex);
 632
 633     impl_EnsureNotDisposed(aGuard);
 634
 635     PropertyChangeEvent aEvt( rEvt );
 636     aEvt.Source = static_cast< XPropertySet * >( this );
 637     aEvt.Further = false;
 638     impl_notifyPropertyChangeListeners( aGuard, aEvt );
 639 }
 640
 641 //virtual, only called from ContentResultSetWrapperListener
 642 void ContentResultSetWrapper::impl_vetoableChange( const PropertyChangeEvent& rEvt )
 643 {
 644     std::unique_lock aGuard(m_aMutex);
 645     impl_EnsureNotDisposed(aGuard);
 646
 647     PropertyChangeEvent aEvt( rEvt );
 648     aEvt.Source = static_cast< XPropertySet * >( this );
 649     aEvt.Further = false;
 650
 651     impl_notifyVetoableChangeListeners( aGuard, aEvt );
 652 }
 653
 654
 655 // XContentAccess methods.  ( -- position dependent )
 656
 657
 658 // virtual
 659 OUString SAL_CALL ContentResultSetWrapper::queryContentIdentifierString()
 660 {
 661     std::unique_lock aGuard(m_aMutex);
 662     return queryContentIdentifierStringImpl(aGuard);
 663 }
 664 // virtual
 665 OUString ContentResultSetWrapper::queryContentIdentifierStringImpl(std::unique_lock<std::mutex>& rGuard)
 666 {
 667     impl_EnsureNotDisposed(rGuard);
 668     impl_init_xContentAccessOrigin(rGuard);
 669     if( !m_xContentAccessOrigin.is() )
 670     {
 671         OSL_FAIL( "broadcaster was disposed already" );
 672         throw RuntimeException();
 673     }
 674     return m_xContentAccessOrigin->queryContentIdentifierString();
 675 }
 676
 677
 678 // virtual
 679 Reference< XContentIdentifier > SAL_CALL ContentResultSetWrapper::queryContentIdentifier()
 680 {
 681     std::unique_lock aGuard(m_aMutex);
 682     impl_EnsureNotDisposed(aGuard);
 683     impl_init_xContentAccessOrigin(aGuard);
 684     if( !m_xContentAccessOrigin.is() )
 685     {
 686         OSL_FAIL( "broadcaster was disposed already" );
 687         throw RuntimeException();
 688     }
 689     return m_xContentAccessOrigin->queryContentIdentifier();
 690 }
 691
 692
 693 // virtual
 694 Reference< XContent > SAL_CALL ContentResultSetWrapper::queryContent()
 695 {
 696     std::unique_lock aGuard(m_aMutex);
 697     impl_EnsureNotDisposed(aGuard);
 698     impl_init_xContentAccessOrigin(aGuard);
 699     if( !m_xContentAccessOrigin.is() )
 700     {
 701         OSL_FAIL( "broadcaster was disposed already" );
 702         throw RuntimeException();
 703     }
 704     return m_xContentAccessOrigin->queryContent();
 705 }
 706
 707
 708 // XResultSet methods.
 709
 710 //virtual
 711
 712 sal_Bool SAL_CALL ContentResultSetWrapper::next()
 713 {
 714     std::unique_lock aGuard(m_aMutex);
 715     impl_EnsureNotDisposed(aGuard);
 716
 717     if( !m_xResultSetOrigin.is() )
 718     {
 719         OSL_FAIL( "broadcaster was disposed already" );
 720         throw RuntimeException();
 721     }
 722     return m_xResultSetOrigin->next();
 723 }
 724
 725 //virtual
 726 sal_Bool SAL_CALL ContentResultSetWrapper::previous()
 727 {
 728     std::unique_lock aGuard(m_aMutex);
 729     impl_EnsureNotDisposed(aGuard);
 730
 731     if( !m_xResultSetOrigin.is() )
 732     {
 733         OSL_FAIL( "broadcaster was disposed already" );
 734         throw RuntimeException();
 735     }
 736     return m_xResultSetOrigin->previous();
 737 }
 738
 739 //virtual
 740 sal_Bool SAL_CALL ContentResultSetWrapper::absolute( sal_Int32 row )
 741 {
 742     std::unique_lock aGuard(m_aMutex);
 743     impl_EnsureNotDisposed(aGuard);
 744
 745     if( !m_xResultSetOrigin.is() )
 746     {
 747         OSL_FAIL( "broadcaster was disposed already" );
 748         throw RuntimeException();
 749     }
 750     return m_xResultSetOrigin->absolute( row );
 751 }
 752
 753 //virtual
 754 sal_Bool SAL_CALL ContentResultSetWrapper::relative( sal_Int32 rows )
 755 {
 756     std::unique_lock aGuard(m_aMutex);
 757     impl_EnsureNotDisposed(aGuard);
 758
 759     if( !m_xResultSetOrigin.is() )
 760     {
 761         OSL_FAIL( "broadcaster was disposed already" );
 762         throw RuntimeException();
 763     }
 764     return m_xResultSetOrigin->relative( rows );
 765 }
 766
 767
 768 //virtual
 769 sal_Bool SAL_CALL ContentResultSetWrapper::first()
 770 {
 771     std::unique_lock aGuard(m_aMutex);
 772     impl_EnsureNotDisposed(aGuard);
 773
 774     if( !m_xResultSetOrigin.is() )
 775     {
 776         OSL_FAIL( "broadcaster was disposed already" );
 777         throw RuntimeException();
 778     }
 779     return m_xResultSetOrigin->first();
 780 }
 781
 782 //virtual
 783 sal_Bool SAL_CALL ContentResultSetWrapper::last()
 784 {
 785     std::unique_lock aGuard(m_aMutex);
 786     impl_EnsureNotDisposed(aGuard);
 787
 788     if( !m_xResultSetOrigin.is() )
 789     {
 790         OSL_FAIL( "broadcaster was disposed already" );
 791         throw RuntimeException();
 792     }
 793     return m_xResultSetOrigin->last();
 794 }
 795
 796 //virtual
 797 void SAL_CALL ContentResultSetWrapper::beforeFirst()
 798 {
 799     std::unique_lock aGuard(m_aMutex);
 800     impl_EnsureNotDisposed(aGuard);
 801
 802     if( !m_xResultSetOrigin.is() )
 803     {
 804         OSL_FAIL( "broadcaster was disposed already" );
 805         throw RuntimeException();
 806     }
 807     m_xResultSetOrigin->beforeFirst();
 808 }
 809
 810 //virtual
 811 void SAL_CALL ContentResultSetWrapper::afterLast()
 812 {
 813     std::unique_lock aGuard(m_aMutex);
 814     impl_EnsureNotDisposed(aGuard);
 815
 816     if( !m_xResultSetOrigin.is() )
 817     {
 818         OSL_FAIL( "broadcaster was disposed already" );
 819         throw RuntimeException();
 820     }
 821     m_xResultSetOrigin->afterLast();
 822 }
 823
 824 //virtual
 825 sal_Bool SAL_CALL ContentResultSetWrapper::isAfterLast()
 826 {
 827     std::unique_lock aGuard(m_aMutex);
 828     impl_EnsureNotDisposed(aGuard);
 829
 830     if( !m_xResultSetOrigin.is() )
 831     {
 832         OSL_FAIL( "broadcaster was disposed already" );
 833         throw RuntimeException();
 834     }
 835     return m_xResultSetOrigin->isAfterLast();
 836 }
 837
 838 //virtual
 839 sal_Bool SAL_CALL ContentResultSetWrapper::isBeforeFirst()
 840 {
 841     std::unique_lock aGuard(m_aMutex);
 842     impl_EnsureNotDisposed(aGuard);
 843
 844     if( !m_xResultSetOrigin.is() )
 845     {
 846         OSL_FAIL( "broadcaster was disposed already" );
 847         throw RuntimeException();
 848     }
 849     return m_xResultSetOrigin->isBeforeFirst();
 850 }
 851
 852 //virtual
 853 sal_Bool SAL_CALL ContentResultSetWrapper::isFirst()
 854 {
 855     std::unique_lock aGuard(m_aMutex);
 856     impl_EnsureNotDisposed(aGuard);
 857
 858     if( !m_xResultSetOrigin.is() )
 859     {
 860         OSL_FAIL( "broadcaster was disposed already" );
 861         throw RuntimeException();
 862     }
 863     return m_xResultSetOrigin->isFirst();
 864 }
 865
 866 //virtual
 867 sal_Bool SAL_CALL ContentResultSetWrapper::isLast()
 868 {
 869     std::unique_lock aGuard(m_aMutex);
 870     impl_EnsureNotDisposed(aGuard);
 871
 872     if( !m_xResultSetOrigin.is() )
 873     {
 874         OSL_FAIL( "broadcaster was disposed already" );
 875         throw RuntimeException();
 876     }
 877     return m_xResultSetOrigin->isLast();
 878 }
 879
 880
 881 //virtual
 882 sal_Int32 SAL_CALL ContentResultSetWrapper::getRow()
 883 {
 884     std::unique_lock aGuard(m_aMutex);
 885     impl_EnsureNotDisposed(aGuard);
 886
 887     if( !m_xResultSetOrigin.is() )
 888     {
 889         OSL_FAIL( "broadcaster was disposed already" );
 890         throw RuntimeException();
 891     }
 892     return m_xResultSetOrigin->getRow();
 893 }
 894
 895 //virtual
 896 void SAL_CALL ContentResultSetWrapper::refreshRow()
 897 {
 898     std::unique_lock aGuard(m_aMutex);
 899     impl_EnsureNotDisposed(aGuard);
 900
 901     if( !m_xResultSetOrigin.is() )
 902     {
 903         OSL_FAIL( "broadcaster was disposed already" );
 904         throw RuntimeException();
 905     }
 906     m_xResultSetOrigin->refreshRow();
 907 }
 908
 909 //virtual
 910 sal_Bool SAL_CALL ContentResultSetWrapper::rowUpdated()
 911 {
 912     std::unique_lock aGuard(m_aMutex);
 913     impl_EnsureNotDisposed(aGuard);
 914
 915     if( !m_xResultSetOrigin.is() )
 916     {
 917         OSL_FAIL( "broadcaster was disposed already" );
 918         throw RuntimeException();
 919     }
 920     return m_xResultSetOrigin->rowUpdated();
 921 }
 922
 923 //virtual
 924 sal_Bool SAL_CALL ContentResultSetWrapper::rowInserted()
 925 {
 926     std::unique_lock aGuard(m_aMutex);
 927     impl_EnsureNotDisposed(aGuard);
 928
 929     if( !m_xResultSetOrigin.is() )
 930     {
 931         OSL_FAIL( "broadcaster was disposed already" );
 932         throw RuntimeException();
 933     }
 934     return m_xResultSetOrigin->rowInserted();
 935 }
 936
 937 //virtual
 938 sal_Bool SAL_CALL ContentResultSetWrapper::rowDeleted()
 939 {
 940     std::unique_lock aGuard(m_aMutex);
 941     impl_EnsureNotDisposed(aGuard);
 942
 943     if( !m_xResultSetOrigin.is() )
 944     {
 945         OSL_FAIL( "broadcaster was disposed already" );
 946         throw RuntimeException();
 947     }
 948     return m_xResultSetOrigin->rowDeleted();
 949 }
 950
 951 //virtual
 952 Reference< XInterface > SAL_CALL ContentResultSetWrapper::getStatement()
 953 {
 954     std::unique_lock aGuard(m_aMutex);
 955     impl_EnsureNotDisposed(aGuard);
 956     //@todo ?return anything
 957     return Reference< XInterface >();
 958 }
 959
 960
 961 // XRow methods.
 962
 963
 964 void ContentResultSetWrapper::verifyGet()
 965 {
 966     std::unique_lock aGuard(m_aMutex);
 967     impl_EnsureNotDisposed(aGuard);
 968     impl_init_xRowOrigin(aGuard);
 969     if( !m_xRowOrigin.is() )
 970     {
 971         OSL_FAIL( "broadcaster was disposed already" );
 972         throw RuntimeException();
 973     }
 974 }
 975
 976 //virtual
 977 sal_Bool SAL_CALL ContentResultSetWrapper::wasNull()
 978 {
 979     std::unique_lock aGuard(m_aMutex);
 980     impl_EnsureNotDisposed(aGuard);
 981     impl_init_xRowOrigin(aGuard);
 982     if( !m_xRowOrigin.is() )
 983     {
 984         OSL_FAIL( "broadcaster was disposed already" );
 985         throw RuntimeException();
 986     }
 987     return m_xRowOrigin->wasNull();
 988 }
 989
 990 //virtual
 991 OUString SAL_CALL ContentResultSetWrapper::getString( sal_Int32 columnIndex )
 992 {
 993     verifyGet();
 994     return m_xRowOrigin->getString( columnIndex );
 995 }
 996
 997 //virtual
 998 sal_Bool SAL_CALL ContentResultSetWrapper::getBoolean( sal_Int32 columnIndex )
 999 {
1000     verifyGet();
1001     return m_xRowOrigin->getBoolean( columnIndex );
1002 }
1003
1004 //virtual
1005 sal_Int8 SAL_CALL ContentResultSetWrapper::getByte( sal_Int32 columnIndex )
1006 {
1007     verifyGet();
1008     return m_xRowOrigin->getByte( columnIndex );
1009 }
1010
1011 //virtual
1012 sal_Int16 SAL_CALL ContentResultSetWrapper::getShort( sal_Int32 columnIndex )
1013 {
1014     verifyGet();
1015     return m_xRowOrigin->getShort( columnIndex );
1016 }
1017
1018 //virtual
1019 sal_Int32 SAL_CALL ContentResultSetWrapper::getInt( sal_Int32 columnIndex )
1020 {
1021     verifyGet();
1022     return m_xRowOrigin->getInt( columnIndex );
1023 }
1024
1025 //virtual
1026 sal_Int64 SAL_CALL ContentResultSetWrapper::getLong( sal_Int32 columnIndex )
1027 {
1028     verifyGet();
1029     return m_xRowOrigin->getLong( columnIndex );
1030 }
1031
1032 //virtual
1033 float SAL_CALL ContentResultSetWrapper::getFloat( sal_Int32 columnIndex )
1034 {
1035     verifyGet();
1036     return m_xRowOrigin->getFloat( columnIndex );
1037 }
1038
1039 //virtual
1040 double SAL_CALL ContentResultSetWrapper::getDouble( sal_Int32 columnIndex )
1041 {
1042     verifyGet();
1043     return m_xRowOrigin->getDouble( columnIndex );
1044 }
1045
1046 //virtual
1047 Sequence< sal_Int8 > SAL_CALL ContentResultSetWrapper::getBytes( sal_Int32 columnIndex )
1048 {
1049     verifyGet();
1050     return m_xRowOrigin->getBytes( columnIndex );
1051 }
1052
1053 //virtual
1054 Date SAL_CALL ContentResultSetWrapper::getDate( sal_Int32 columnIndex )
1055 {
1056     verifyGet();
1057     return m_xRowOrigin->getDate( columnIndex );
1058 }
1059
1060 //virtual
1061 Time SAL_CALL ContentResultSetWrapper::getTime( sal_Int32 columnIndex )
1062 {
1063     verifyGet();
1064     return m_xRowOrigin->getTime( columnIndex );
1065 }
1066
1067 //virtual
1068 DateTime SAL_CALL ContentResultSetWrapper::getTimestamp( sal_Int32 columnIndex )
1069 {
1070     verifyGet();
1071     return m_xRowOrigin->getTimestamp( columnIndex );
1072 }
1073
1074 //virtual
1075 Reference< css::io::XInputStream > SAL_CALL ContentResultSetWrapper::getBinaryStream( sal_Int32 columnIndex )
1076 {
1077     verifyGet();
1078     return m_xRowOrigin->getBinaryStream( columnIndex );
1079 }
1080
1081 //virtual
1082 Reference< css::io::XInputStream > SAL_CALL ContentResultSetWrapper::getCharacterStream( sal_Int32 columnIndex )
1083 {
1084     verifyGet();
1085     return m_xRowOrigin->getCharacterStream( columnIndex );
1086 }
1087
1088 //virtual
1089 Any SAL_CALL ContentResultSetWrapper::getObject( sal_Int32 columnIndex, const Reference< css::container::XNameAccess >& typeMap )
1090 {
1091     //if you change this macro please pay attention to
1092     //define XROW_GETXXX, where this is similar implemented
1093
1094     std::unique_lock aGuard(m_aMutex);
1095     impl_EnsureNotDisposed(aGuard);
1096     impl_init_xRowOrigin(aGuard);
1097     if( !m_xRowOrigin.is() )
1098     {
1099         OSL_FAIL( "broadcaster was disposed already" );
1100         throw RuntimeException();
1101     }
1102     return m_xRowOrigin->getObject( columnIndex, typeMap );
1103 }
1104
1105 //virtual
1106 Reference< XRef > SAL_CALL ContentResultSetWrapper::getRef( sal_Int32 columnIndex )
1107 {
1108     verifyGet();
1109     return m_xRowOrigin->getRef( columnIndex );
1110 }
1111
1112 //virtual
1113 Reference< XBlob > SAL_CALL ContentResultSetWrapper::getBlob( sal_Int32 columnIndex )
1114 {
1115     verifyGet();
1116     return m_xRowOrigin->getBlob( columnIndex );
1117 }
1118
1119 //virtual
1120 Reference< XClob > SAL_CALL ContentResultSetWrapper::getClob( sal_Int32 columnIndex )
1121 {
1122     verifyGet();
1123     return m_xRowOrigin->getClob( columnIndex );
1124 }
1125
1126 //virtual
1127 Reference< XArray > SAL_CALL ContentResultSetWrapper::getArray( sal_Int32 columnIndex )
1128 {
1129     verifyGet();
1130     return m_xRowOrigin->getArray( columnIndex );
1131 }
1132
1133
1134
1135
1136 ContentResultSetWrapperListener::ContentResultSetWrapperListener(
1137     ContentResultSetWrapper* pOwner )
1138     : m_pOwner( pOwner )
1139 {
1140 }
1141
1142 ContentResultSetWrapperListener::~ContentResultSetWrapperListener()
1143 {
1144 }
1145
1146
1147 // XInterface methods.
1148 void SAL_CALL ContentResultSetWrapperListener::acquire()
1149     noexcept
1150 {
1151     OWeakObject::acquire();
1152 }
1153
1154 void SAL_CALL ContentResultSetWrapperListener::release()
1155     noexcept
1156 {
1157     OWeakObject::release();
1158 }
1159
1160 css::uno::Any SAL_CALL ContentResultSetWrapperListener::queryInterface( const css::uno::Type & rType )
1161 {
1162     //list all interfaces inclusive baseclasses of interfaces
1163     css::uno::Any aRet = cppu::queryInterface( rType,
1164                                                static_cast< XEventListener * >(
1165                                                        static_cast< XPropertyChangeListener * >(this)),
1166                                                static_cast< XPropertyChangeListener* >(this),
1167                                                static_cast< XVetoableChangeListener* >(this)
1168         );
1169     return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
1170 }
1171
1172 //XEventListener methods.
1173
1174
1175 //virtual
1176 void SAL_CALL ContentResultSetWrapperListener::disposing( const EventObject& rEventObject )
1177 {
1178     if( m_pOwner )
1179         m_pOwner->impl_disposing( rEventObject );
1180 }
1181
1182
1183 //XPropertyChangeListener methods.
1184
1185
1186 //virtual
1187 void SAL_CALL ContentResultSetWrapperListener::propertyChange( const PropertyChangeEvent& rEvt )
1188 {
1189     if( m_pOwner )
1190         m_pOwner->impl_propertyChange( rEvt );
1191 }
1192
1193
1194 //XVetoableChangeListener methods.
1195
1196 //virtual
1197 void SAL_CALL ContentResultSetWrapperListener::vetoableChange( const PropertyChangeEvent& rEvt )
1198 {
1199     if( m_pOwner )
1200         m_pOwner->impl_vetoableChange( rEvt );
1201 }
1202
1203 void ContentResultSetWrapperListener::impl_OwnerDies()
1204 {
1205     m_pOwner = nullptr;
1206 }
1207
1208 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */