connectivity/source/commontools/warningscontainer.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_connectivity.hxx"
  33
  34 #include "connectivity/warningscontainer.hxx"
  35 #include "connectivity/dbexception.hxx"
  36
  37 #include <osl/diagnose.h>
  38
  39 //........................................................................
  40 namespace dbtools
  41 {
  42 //........................................................................
  43
  44     using namespace ::com::sun::star::uno;
  45     using namespace ::com::sun::star::sdbc;
  46     using namespace ::com::sun::star::sdb;
  47
  48     //====================================================================
  49     //= WarningsContainer
  50     //====================================================================
  51     //--------------------------------------------------------------------
  52     static void lcl_concatWarnings( Any& _rChainLeft, const Any& _rChainRight )
  53     {
  54         if ( !_rChainLeft.hasValue() )
  55             _rChainLeft = _rChainRight;
  56         else
  57         {
  58             // to travel the chain by reference (and not by value), we need the getValue ...
  59             // looks like a hack, but the meaning of getValue is documented, and it's the only chance for reference-traveling ....
  60
  61             OSL_ENSURE( SQLExceptionInfo( _rChainLeft ).isValid(),
  62                 "lcl_concatWarnings: invalid warnings chain (this will crash)!" );
  63
  64             const SQLException* pChainTravel = static_cast< const SQLException* >( _rChainLeft.getValue() );
  65             SQLExceptionIteratorHelper aReferenceIterHelper( *pChainTravel );
  66             while ( aReferenceIterHelper.hasMoreElements() )
  67                 pChainTravel = aReferenceIterHelper.next();
  68
  69             // reached the end of the chain, and pChainTravel points to the last element
  70             const_cast< SQLException* >( pChainTravel )->NextException = _rChainRight;
  71         }
  72     }
  73
  74     //--------------------------------------------------------------------
  75     WarningsContainer::~WarningsContainer()
  76     {
  77     }
  78
  79     //--------------------------------------------------------------------
  80     void WarningsContainer::appendWarning(const SQLException& _rWarning)
  81     {
  82         lcl_concatWarnings( m_aOwnWarnings, makeAny( _rWarning ) );
  83     }
  84
  85     //--------------------------------------------------------------------
  86     void WarningsContainer::appendWarning( const SQLContext& _rContext )
  87     {
  88         lcl_concatWarnings( m_aOwnWarnings, makeAny( _rContext ));
  89     }
  90
  91     //--------------------------------------------------------------------
  92     void WarningsContainer::appendWarning(const SQLWarning& _rWarning)
  93     {
  94         lcl_concatWarnings( m_aOwnWarnings, makeAny( _rWarning ) );
  95     }
  96
  97     //--------------------------------------------------------------------
  98     Any SAL_CALL WarningsContainer::getWarnings(  ) const
  99     {
 100         Any aAllWarnings;
 101         if ( m_xExternalWarnings.is() )
 102             aAllWarnings = m_xExternalWarnings->getWarnings();
 103
 104         if ( m_aOwnWarnings.hasValue() )
 105             lcl_concatWarnings( aAllWarnings, m_aOwnWarnings );
 106
 107         return aAllWarnings;
 108     }
 109
 110     //--------------------------------------------------------------------
 111     void SAL_CALL WarningsContainer::clearWarnings(  )
 112     {
 113         if ( m_xExternalWarnings.is() )
 114             m_xExternalWarnings->clearWarnings();
 115         m_aOwnWarnings.clear();
 116     }
 117
 118     //--------------------------------------------------------------------
 119     void WarningsContainer::appendWarning( const ::rtl::OUString& _rWarning, const sal_Char* _pAsciiSQLState, const Reference< XInterface >& _rxContext )
 120     {
 121         appendWarning( SQLWarning( _rWarning, _rxContext, ::rtl::OUString::createFromAscii( _pAsciiSQLState ), 0, Any() ) );
 122     }
 123
 124 //........................................................................
 125 }   // namespace dbtools
 126 //........................................................................