ACE/ace/XML_Utils/XSCRT/Parser.hpp

   1 // file      : XSCRT/Parser.hpp
   2 // author    : Boris Kolpackov <boris@dre.vanderbilt.edu>
   3 #ifndef XSCRT_PARSER_HPP
   4 #define XSCRT_PARSER_HPP
   5
   6 #include <string>
   7
   8 #include "ace/XML_Utils/XSCRT/XML.hpp"
   9
  10 namespace XSCRT
  11 {
  12   template <typename C>
  13   class Parser
  14   {
  15   public:
  16     Parser (XML::Element<C> const& e)
  17         : e_ (e.dom_element ()->getChildNodes ()), ei_ (0),
  18           a_ (e.dom_element ()->getAttributes ()), ai_ (0)
  19     {
  20     }
  21
  22     bool
  23     more_elements () const
  24     {
  25       return e_->getLength () > ei_;
  26     }
  27
  28     XML::Element<C>
  29     next_element ()
  30     {
  31       return XML::Element<C> (XML::dom_cast <xercesc::DOMElement*> (e_->item (ei_++)));
  32     }
  33
  34     bool
  35     more_attributes () const
  36     {
  37       return a_->getLength () > ai_;
  38     }
  39
  40     XML::Attribute<C>
  41     next_attribute ()
  42     {
  43       return XML::Attribute<C> (
  44         XML::dom_cast <xercesc::DOMAttr*> (a_->item (ai_++)));
  45     }
  46
  47   private:
  48     xercesc::DOMNodeList const* e_;
  49     unsigned long ei_;
  50
  51     xercesc::DOMNamedNodeMap const* a_;
  52     unsigned long ai_;
  53
  54   private:
  55     Parser (Parser const&);
  56
  57     void
  58     operator= (Parser const&);
  59   };
  60 }
  61
  62 #endif  // XSCRT_PARSER_HPP