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If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_dbaccess.hxx" 30 31 #ifndef _DBASHARED_APITOOLS_HXX_ 32 #include "apitools.hxx" 33 #endif 34 #ifndef DBACCESS_SHARED_DBASTRINGS_HRC 35 #include "dbastrings.hrc" 36 #endif 37 #ifndef _CPPUHELPER_TYPEPROVIDER_HXX_ 38 #include <cppuhelper/typeprovider.hxx> 39 #endif 40 #include <com/sun/star/lang/XServiceInfo.hpp> 41 #ifndef _OSL_DIAGNOSE_H_ 42 #include <osl/diagnose.h> 43 #endif 44 #ifndef _TOOLS_DEBUG_HXX 45 #include <tools/debug.hxx> 46 #endif 47 48 using namespace ::com::sun::star::uno; 49 using namespace ::com::sun::star::lang; 50 using namespace cppu; 51 using namespace osl; 52 using namespace dbaccess; 53 54 //================================================================================== 55 //= various helper functions 56 //================================================================================== 57 //============================================================ 58 //= OSubComponent 59 //============================================================ 60 DBG_NAME(OSubComponent) 61 //-------------------------------------------------------------------------- 62 OSubComponent::OSubComponent(Mutex& _rMutex, const Reference< XInterface > & xParent) 63 :OComponentHelper(_rMutex) 64 ,m_xParent(xParent) 65 { 66 DBG_CTOR(OSubComponent,NULL); 67 68 } 69 // ----------------------------------------------------------------------------- 70 OSubComponent::~OSubComponent() 71 { 72 m_xParent = NULL; 73 74 DBG_DTOR(OSubComponent,NULL); 75 } 76 77 // com::sun::star::lang::XTypeProvider 78 //-------------------------------------------------------------------------- 79 Sequence< Type > OSubComponent::getTypes() throw (RuntimeException) 80 { 81 OTypeCollection aTypes(::getCppuType( (const Reference< XComponent > *)0 ), 82 ::getCppuType( (const Reference< XTypeProvider > *)0 ), 83 ::getCppuType( (const Reference< XWeak > *)0 )); 84 85 return aTypes.getTypes(); 86 } 87 88 // XInterface 89 //-------------------------------------------------------------------------- 90 void OSubComponent::acquire() throw ( ) 91 { 92 OComponentHelper::acquire(); 93 } 94 95 //-------------------------------------------------------------------------- 96 void OSubComponent::release() throw ( ) 97 { 98 Reference< XInterface > x( xDelegator ); 99 if (! x.is()) 100 { 101 if (osl_decrementInterlockedCount( &m_refCount ) == 0 ) 102 { 103 if (! rBHelper.bDisposed) 104 { 105 // *before* again incrementing our ref count, ensure that our weak connection point 106 // will not create references to us anymore (via XAdapter::queryAdapted) 107 disposeWeakConnectionPoint(); 108 109 Reference< XInterface > xHoldAlive( *this ); 110 // remember the parent 111 Reference< XInterface > xParent; 112 { 113 MutexGuard aGuard( rBHelper.rMutex ); 114 xParent = m_xParent; 115 m_xParent = NULL; 116 } 117 118 OSL_ENSURE( m_refCount == 1, "OSubComponent::release: invalid ref count (before dispose)!" ); 119 120 // First dispose 121 dispose(); 122 123 // only the alive ref holds the object 124 OSL_ENSURE( m_refCount == 1, "OSubComponent::release: invalid ref count (after dispose)!" ); 125 126 // release the parent in the ~ 127 if (xParent.is()) 128 { 129 MutexGuard aGuard( rBHelper.rMutex ); 130 m_xParent = xParent; 131 } 132 133 // destroy the object if xHoldAlive decrement the refcount to 0 134 return; 135 } 136 } 137 // restore the reference count 138 osl_incrementInterlockedCount( &m_refCount ); 139 } 140 141 // as we cover the job of the componenthelper we use the ... 142 OWeakAggObject::release(); 143 } 144 145 //-------------------------------------------------------------------------- 146 Any OSubComponent::queryInterface( const Type & rType ) throw(RuntimeException) 147 { 148 Any aReturn; 149 if (!rType.equals(::getCppuType(static_cast< Reference< XAggregation >* >(NULL)))) 150 aReturn = OComponentHelper::queryInterface(rType); 151 152 return aReturn; 153 } 154 155 156