xmlhelp/source/cxxhelp/inc/qe/DocGenerator.hxx

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  30 #ifndef _XMLSEARCH_QE_DOCGENERATOR_HXX_
  31 #define _XMLSEARCH_QE_DOCGENERATOR_HXX_
  32
  33 #include <rtl/ref.hxx>
  34 #ifndef _RTL_USTRING_HXX__
  35 #include  <rtl/ustring.hxx>
  36 #endif
  37 #include <excep/XmlSearchExceptions.hxx>
  38 #include <util/CompressorIterator.hxx>
  39 #include <util/Decompressor.hxx>
  40
  41
  42 namespace xmlsearch {
  43
  44     namespace qe {
  45
  46
  47         class Query;
  48
  49
  50         class NonnegativeIntegerGenerator
  51         {
  52         public:
  53
  54             static const sal_Int32 END;
  55
  56             virtual ~NonnegativeIntegerGenerator() { };
  57             virtual sal_Int32 first() throw( xmlsearch::excep::XmlSearchException ) = 0;
  58             virtual sal_Int32 next() throw( xmlsearch::excep::XmlSearchException ) = 0;
  59         };
  60
  61
  62         class RoleFiller
  63         {
  64         public:
  65
  66             static RoleFiller* STOP() { return &roleFiller_; }
  67
  68             RoleFiller();
  69
  70             ~RoleFiller();
  71
  72             void acquire() { ++m_nRefcount; }
  73             void release() { if( ! --m_nRefcount ) delete this; }
  74
  75         private:
  76
  77             static RoleFiller roleFiller_;
  78
  79             sal_uInt32     m_nRefcount;
  80             sal_uInt8      fixedRole_;
  81             sal_Int16      filled_;
  82             sal_Int32      begin_,end_,parentContext_,limit_;
  83
  84             RoleFiller*    next_;
  85             std::vector< RoleFiller* > fillers_;
  86         };
  87
  88
  89         class GeneratorHeap
  90         {
  91         public:
  92
  93             GeneratorHeap()
  94                 : heapSize_( 0 ),
  95                   free_( 0 )
  96             { }
  97         private:
  98
  99             sal_Int32   heapSize_,free_;
 100         };
 101
 102
 103
 104     }
 105 }
 106
 107 #endif