comphelper/source/misc/serviceinfohelper.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_comphelper.hxx"
  33
  34 #include "comphelper/serviceinfohelper.hxx"
  35 #include <stdarg.h>
  36
  37 // #####################################################################
  38
  39 namespace comphelper
  40 {
  41
  42 /** returns an empty UString(). most times sufficient */
  43 ::rtl::OUString SAL_CALL ServiceInfoHelper::getImplementationName() throw( ::com::sun::star::uno::RuntimeException )
  44 {
  45     return ::rtl::OUString();
  46 }
  47
  48 /** the base implementation iterates over the service names from <code>getSupportedServiceNames</code> */
  49 sal_Bool SAL_CALL ServiceInfoHelper::supportsService( const ::rtl::OUString& ServiceName ) throw(::com::sun::star::uno::RuntimeException)
  50 {
  51     return supportsService( ServiceName, getSupportedServiceNames() );
  52 }
  53
  54 sal_Bool SAL_CALL ServiceInfoHelper::supportsService( const ::rtl::OUString& ServiceName, const ::com::sun::star::uno::Sequence< ::rtl::OUString >& SupportedServices ) throw()
  55 {
  56     const ::rtl::OUString * pArray = SupportedServices.getConstArray();
  57     for( sal_Int32 i = 0; i < SupportedServices.getLength(); i++ )
  58         if( pArray[i] == ServiceName )
  59             return sal_True;
  60     return sal_False;
  61 }
  62
  63 /** the base implementation has no supported services */
  64 ::com::sun::star::uno::Sequence< ::rtl::OUString > ServiceInfoHelper::getSupportedServiceNames(void) throw( ::com::sun::star::uno::RuntimeException )
  65 {
  66     ::com::sun::star::uno::Sequence< ::rtl::OUString> aSeq(0);
  67     return aSeq;
  68 }
  69
  70 /** this method concatenates the given sequences and returns the result
  71  */
  72 ::com::sun::star::uno::Sequence< ::rtl::OUString > ServiceInfoHelper::concatSequences( const ::com::sun::star::uno::Sequence< ::rtl::OUString >& rSeq1,
  73         const ::com::sun::star::uno::Sequence< ::rtl::OUString >& rSeq2 ) throw()
  74 {
  75     const sal_Int32 nLen1 = rSeq1.getLength();
  76     const sal_Int32 nLen2 = rSeq2.getLength();
  77
  78     ::com::sun::star::uno::Sequence< ::rtl::OUString > aSeq( nLen1 + nLen2 );
  79
  80     ::rtl::OUString* pStrings = aSeq.getArray();
  81
  82     sal_Int32 nIdx;
  83     const ::rtl::OUString* pStringSrc = rSeq1.getConstArray();
  84     for( nIdx = 0; nIdx < nLen1; nIdx++ )
  85         *pStrings++ = *pStringSrc++;
  86
  87     pStringSrc = rSeq2.getConstArray();
  88     for( nIdx = 0; nIdx < nLen2; nIdx++ )
  89         *pStrings++ = *pStringSrc++;
  90
  91     return aSeq;
  92 }
  93
  94 /** this method adds a variable number of char pointer to a given Sequence
  95  */
  96 void ServiceInfoHelper::addToSequence( ::com::sun::star::uno::Sequence< ::rtl::OUString >& rSeq, sal_uInt16 nServices, /* char * */ ... ) throw()
  97 {
  98     sal_uInt32 nCount = rSeq.getLength();
  99
 100     rSeq.realloc( nCount + nServices );
 101     rtl::OUString* pStrings = rSeq.getArray();
 102
 103     va_list marker;
 104     va_start( marker, nServices );
 105     for( sal_uInt16 i = 0 ; i < nServices; i++ )
 106         pStrings[nCount++] = rtl::OUString::createFromAscii(va_arg( marker, char*));
 107     va_end( marker );
 108 }
 109
 110 }
 111
 112