sax2xmlreaderimpl.hpp

经典开源游戏glest的源代码

      *                 about the element whose attribute definition was just
      *                 parsed.
      * @param attDef   A const reference to the object containing information
      *                 attribute definition.
      * @param ignore   The flag indicating whether this attribute definition
      *                 was ignored by the parser or not.
      */
    virtual void attDef
    (
        const   DTDElementDecl& elemDecl
        , const DTDAttDef&      attDef
        , const bool            ignoring
    );

    /**
      * This method is used to report a comment occurring within the DTD.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      *
      * @param comment  A const pointer to a Unicode string representing the
      *                 text of the comment just parsed.
      */
    virtual void doctypeComment
    (
        const   XMLCh* const    comment
    );

    /**
      * This method is used to report the DOCTYPE declaration.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      *
      * @param elemDecl A const reference to the object containing information
      *                 about the root element definition declaration of the
      *                 XML document being parsed.
      * @param publicId A const pointer to a Unicode string representing the
      *                 public id of the DTD file.
      * @param systemId A const pointer to a Unicode string representing the
      *                 system id of the DTD file.
      * @param hasIntSubset A flag indicating if this XML file contains any
      *                     internal subset.
      * @param hasExtSubset A flag indicating if this XML file contains any
      *                     external subset. Default is false.
      */
    virtual void doctypeDecl
    (
        const   DTDElementDecl& elemDecl
        , const XMLCh* const    publicId
        , const XMLCh* const    systemId
        , const bool            hasIntSubset
        , const bool            hasExtSubset = false
    );

    /**
      * This method is used to report any PI declarations
      * occurring inside the DTD definition block.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      *
      * @param target A const pointer to a Unicode string representing the
      *               target of the PI declaration.
      * @param data   A const pointer to a Unicode string representing the
      *               data of the PI declaration. See the PI production rule
      *               in the XML specification for details.
      */
    virtual void doctypePI
    (
        const   XMLCh* const    target
        , const XMLCh* const    data
    );

    /**
      * This method is used to report any whitespaces
      * occurring inside the DTD definition block.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      *
      * @param chars  A const pointer to a Unicode string representing the
      *               whitespace characters.
      * @param length The length of the whitespace Unicode string.
      */
    virtual void doctypeWhitespace
    (
        const   XMLCh* const    chars
        , const unsigned int    length
    );

    /**
      * This method is used to report an element declarations
      * successfully scanned by the parser.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      *
      * @param decl   A const reference to the object containing element
      *               declaration information.
      * @param isIgnored The flag indicating whether this definition was
      *                  ignored by the parser or not.
      */
    virtual void elementDecl
    (
        const   DTDElementDecl& decl
        , const bool            isIgnored
    );

    /**
      * This method is used to report the end of an attribute
      * list declaration for an element.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      *
      * @param elemDecl A const reference to the object containing element
      *                 declaration information.
      */
    virtual void endAttList
    (
        const   DTDElementDecl& elemDecl
    );

    /**
      * This method is used to report the end of the internal subset.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      */
    virtual void endIntSubset();

    /**
      * This method is used to report the end of the external subset.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      */
    virtual void endExtSubset();

    /**
      * This method is used to report any entity declarations.
      * For unparsed entities, this driver will invoke the
      * SAX DTDHandler::unparsedEntityDecl callback.
      *
      * @param entityDecl A const reference to the object containing
      *                   the entity declaration information.
      * @param isPEDecl  The flag indicating whether this was a
      *                  parameter entity declaration or not.
      * @param isIgnored The flag indicating whether this definition
      *                  was ignored by the parser or not.
      *
      * @see DTDHandler#unparsedEntityDecl
      */
    virtual void entityDecl
    (
        const   DTDEntityDecl&  entityDecl
        , const bool            isPEDecl
        , const bool            isIgnored
    );

    /**
      * This method allows the user installed DTD handler to
      * reset itself.
      */
    virtual void resetDocType();

    /**
      * This method is used to report any notation declarations.
      * If there is a user installed DTDHandler, then the driver will
      * invoke the SAX DTDHandler::notationDecl callback.
      *
      * @param notDecl A const reference to the object containing the notation
      *                declaration information.
      * @param isIgnored The flag indicating whether this definition was ignored
      *                  by the parser or not.
      *
      * @see DTDHandler#notationDecl
      */
    virtual void notationDecl
    (
        const   XMLNotationDecl&    notDecl
        , const bool                isIgnored
    );

    /**
      * This method is used to indicate the start of an element's attribute
      * list declaration.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      *
      * @param elemDecl A const reference to the object containing element
      *                 declaration information.
      */
    virtual void startAttList
    (
        const   DTDElementDecl& elemDecl
    );

    /**
      * This method is used indicate the start of the internal subset.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      */
    virtual void startIntSubset();

    /**
      * This method is used indicate the start of the external subset.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      */
    virtual void startExtSubset();

    /**
      * This method is used to report the TextDecl. Refer to the XML
      * specification for the syntax of a TextDecl.
      *
      * <b><font color="#FF0000">This method is a no-op for this SAX driver
      * implementation.</font></b>
      *
      * @param versionStr A const pointer to a Unicode string representing
      *                   the version number of the 'version' clause.
      * @param encodingStr A const pointer to a Unicode string representing
      *                    the encoding name of the 'encoding' clause.
      */
    virtual void TextDecl
    (
        const   XMLCh* const    versionStr
        , const XMLCh* const    encodingStr
    );
    //@}


private :
    // -----------------------------------------------------------------------
    //  Unimplemented constructors and operators
    // -----------------------------------------------------------------------
    SAX2XMLReaderImpl(const SAX2XMLReaderImpl&);
    SAX2XMLReaderImpl& operator=(const SAX2XMLReaderImpl&);

    // -----------------------------------------------------------------------
    //  Initialize/Cleanup methods
    // -----------------------------------------------------------------------
    void initialize();
    void cleanUp();
    void resetInProgress();

    // -----------------------------------------------------------------------
    //  Private data members
    //
    //  fAttrList
    //      A temporary implementation of the basic SAX2 Attributes
    //      interface. We use this one over and over on each startElement
    //      event to allow SAX-like access to the element attributes.
    //
    //  fDocHandler
    //      The installed SAX content handler, if any. Null if none.
    //
    //  fnamespacePrefix
    //      Indicates whether the namespace-prefix feature is on or off.
    //
    //  fautoValidation
    //      Indicates whether automatic validation is on or off
    //
    //  fValidation
    //      Indicates whether the 'validation' core features is on or off
    //
    //  fReuseGrammar
    //      Tells the parser whether it should reuse the grammar or not.
    //      If true, there cannot be any internal subset.
    //
    //	fPrefixesStorage
    //		the namespace prefixes will be allocated from this pool
    //
    //	fPrefixes
    //		A Stack of the current namespace prefixes that need calls to
    //		endPrefixMapping
    //
    //	fPrefixCounts
    //		A Stack of the number of prefixes that need endPrefixMapping
    //		calls for that element
    //
    //  fDTDHandler
    //      The installed SAX DTD handler, if any. Null if none.
    //
    //  fElemDepth
    //      This is used to track the element nesting depth, so that we can
    //      know when we are inside content. This is so we can ignore char
    //      data outside of content.
    //
    //  fEntityResolver
    //      The installed SAX entity handler, if any. Null if none.
    //
    //  fErrorHandler
    //      The installed SAX error handler, if any. Null if none.
    //
    //  fLexicalHandler
    //      The installed SAX lexical handler, if any.  Null if none.
    //
    //  fDecllHandler
    //      The installed SAX declaration handler, if any.  Null if none.
    //
    //  fAdvDHCount
    //  fAdvDHList
    //  fAdvDHListSize
    //      This is an array of pointers to XMLDocumentHandlers, which is
    //      how we see installed advanced document handlers. There will
    //      usually not be very many at all, so a simple array is used
    //      instead of a collection, for performance. It will grow if needed,
    //      but that is unlikely.
    //
    //      The count is how many handlers are currently installed. The size
    //      is how big the array itself is (for expansion purposes.) When
    //      count == size, is time to expand.
    //
    //  fParseInProgress
    //      This flag is set once a parse starts. It is used to prevent
    //      multiple entrance or reentrance of the parser.
    //
    //  fScanner
    //      The scanner being used by this parser. It is created internally
    //      during construction.
    //
    //  fHasExternalSubset
    //      Indicate if the document has external DTD subset.
    //
    //   fGrammarPool
    //      The grammar pool passed from external application (through derivatives).
    //