domparser.hpp

经典开源游戏glest的源代码

    /**
      * This method allows the user to specify a list of schemas to use.
      * If the targetNamespace of a schema specified using this method matches
      * the targetNamespace of a schema occuring in the instance document in
      * the schemaLocation attribute, or if the targetNamespace matches the
      * namespace attribute of the "import" element, the schema specified by the
      * user using this method will be used (i.e., the schemaLocation attribute
      * in the instance document or on the "import" element will be effectively ignored).
      *
      * If this method is called more than once, only the last one takes effect.
      *
      * The syntax is the same as for schemaLocation attributes in instance
      * documents: e.g, "http://www.example.com file_name.xsd". The user can
      * specify more than one XML Schema in the list.
      *
      * @param schemaLocation the list of schemas to use
      *
      * @see #getExternalSchemaLocation
      */

    void setExternalSchemaLocation(const XMLCh* const schemaLocation);

    /**
      * This method is same as setExternalSchemaLocation(const XMLCh* const).
      * It takes native char string as parameter
      *
      * @param schemaLocation the list of schemas to use
      *
      * @see #setExternalSchemaLocation(const XMLCh* const)
      */
    void setExternalSchemaLocation(const char* const schemaLocation);

    /**
      * This method allows the user to specify the no target namespace XML
      * Schema Location externally.  If specified, the instance document's
      * noNamespaceSchemaLocation attribute will be effectively ignored.
      *
      * If this method is called more than once, only the last one takes effect.
      *
      * The syntax is the same as for the noNamespaceSchemaLocation attribute
      * that may occur in an instance document: e.g."file_name.xsd".
      *
      * @param noNamespaceSchemaLocation the XML Schema Location with no target namespace
      *
      * @see #getExternalNoNamespaceSchemaLocation
      */
    void setExternalNoNamespaceSchemaLocation(const XMLCh* const noNamespaceSchemaLocation);

    /**
      * This method is same as setExternalNoNamespaceSchemaLocation(const XMLCh* const).
      * It takes native char string as parameter
      *
      * @param noNamespaceSchemaLocation the XML Schema Location with no target namespace
      *
      * @see #setExternalNoNamespaceSchemaLocation(const XMLCh* const)
      */
    void setExternalNoNamespaceSchemaLocation(const char* const noNamespaceSchemaLocation);

    /** Set the 'Grammar caching' flag
      *
      * This method allows users to enable or disable caching of grammar when
      * parsing XML documents. When set to true, the parser will cache the
      * resulting grammar for use in subsequent parses.
      *
      * If the flag is set to true, the 'Use cached grammar' flag will also be
      * set to true.
      *
      * The parser's default state is: false.
      *
      * @param newState The value specifying whether we should cache grammars
      *                 or not.
      *
      * @see #isCachingGrammarFromParse
      * @see #useCachedGrammarInParse
      */
    void cacheGrammarFromParse(const bool newState);

    /** Set the 'Use cached grammar' flag
      *
      * This method allows users to enable or disable the use of cached
      * grammars.  When set to true, the parser will use the cached grammar,
      * instead of building the grammar from scratch, to validate XML
      * documents.
      *
      * If the 'Grammar caching' flag is set to true, this mehod ignore the
      * value passed in.
      *
      * The parser's default state is: false.
      *
      * @param newState The value specifying whether we should use the cached
      *                 grammar or not.
      *
      * @see #isUsingCachedGrammarInParse
      * @see #cacheGrammarFromParse
      */
    void useCachedGrammarInParse(const bool newState);

    /** Enable/disable src offset calculation
      *
      * This method allows users to enable/disable src offset calculation.
      * Disabling the calculation will improve performance.
      *
      * The parser's default state is: false.
      *
      * @param newState The value specifying whether we should enable or
      *                 disable src offset calculation
      *
      * @see #getCalculateSrcOfs
      */
    void setCalculateSrcOfs(const bool newState);

    /** Force standard uri
      *
      * This method allows users to tell the parser to force standard uri conformance.
      *
      * The parser's default state is: false.
      *
      * @param newState The value specifying whether the parser should reject malformed URI.
      *
      * @see #getStandardUriConformant
      */
    void setStandardUriConformant(const bool newState);

    /** Set the scanner to use when scanning the XML document
      *
      * This method allows users to set the scanner to use
      * when scanning a given XML document.
      *
      * @param scannerName The name of the desired scanner
      */
    void useScanner(const XMLCh* const scannerName);

    //@}


    // -----------------------------------------------------------------------
    //  Parsing methods
    // -----------------------------------------------------------------------

    /** @name Parsing methods */
    //@{

    /** Parse via an input source object
      *
      * This method invokes the parsing process on the XML file specified
      * by the InputSource parameter. This API is borrowed from the
      * SAX Parser interface.
      *
      * @param source A const reference to the InputSource object which
      *               points to the XML file to be parsed.
      * @exception SAXException Any SAX exception, possibly
      *            wrapping another exception.
      * @exception XMLException An exception from the parser or client
      *            handler code.
      * @exception DOM_DOMException A DOM exception as per DOM spec.
      * @see InputSource#InputSource
      * @see #setEntityResolver
      * @see #setErrorHandler
      */
    void parse(const InputSource& source);

    /** Parse via a file path or URL
      *
      * This method invokes the parsing process on the XML file specified by
      * the Unicode string parameter 'systemId'. This method is borrowed
      * from the SAX Parser interface.
      *
      * @param systemId A const XMLCh pointer to the Unicode string which
      *                 contains the path to the XML file to be parsed.
      *
      * @exception SAXException Any SAX exception, possibly
      *            wrapping another exception.
      * @exception XMLException An exception from the parser or client
      *            handler code.
      * @exception DOM_DOMException A DOM exception as per DOM spec.
      * @see #parse(InputSource,...)
      */
    void parse(const XMLCh* const systemId);

    /** Parse via a file path or URL (in the local code page)
      *
      * This method invokes the parsing process on the XML file specified by
      * the native char* string parameter 'systemId'.
      *
      * @param systemId A const char pointer to a native string which
      *                 contains the path to the XML file to be parsed.
      * @exception SAXException Any SAX exception, possibly
      *            wrapping another exception.
      * @exception XMLException An exception from the parser or client
      *            handler code.
      * @exception DOM_DOMException A DOM exception as per DOM spec.
      * @see #parse(InputSource,...)
      */
    void parse(const char* const systemId);

    /** Begin a progressive parse operation
      *
      * This method is used to start a progressive parse on a XML file.
      * To continue parsing, subsequent calls must be to the parseNext
      * method.
      *
      * It scans through the prolog and returns a token to be used on
      * subsequent scanNext() calls. If the return value is true, then the
      * token is legal and ready for further use. If it returns false, then
      * the scan of the prolog failed and the token is not going to work on
      * subsequent scanNext() calls.
      *
      * @param systemId A pointer to a Unicode string represting the path
      *                 to the XML file to be parsed.
      * @param toFill   A token maintaing state information to maintain
      *                 internal consistency between invocation of 'parseNext'
      *                 calls.
      * @return 'true', if successful in parsing the prolog. It indicates the
      *         user can go ahead with parsing the rest of the file. It
      *         returns 'false' to indicate that the parser could not parse
      *         the prolog.
      *
      * @see #parseNext
      * @see #parseFirst(char*,...)
      * @see #parseFirst(InputSource&,...)
      */
    bool parseFirst
    (
        const   XMLCh* const    systemId
        ,       XMLPScanToken&  toFill
    );

    /** Begin a progressive parse operation
      *
      * This method is used to start a progressive parse on a XML file.
      * To continue parsing, subsequent calls must be to the parseNext
      * method.
      *
      * It scans through the prolog and returns a token to be used on
      * subsequent scanNext() calls. If the return value is true, then the
      * token is legal and ready for further use. If it returns false, then
      * the scan of the prolog failed and the token is not going to work on
      * subsequent scanNext() calls.
      *
      * @param systemId A pointer to a regular native string represting
      *                 the path to the XML file to be parsed.
      * @param toFill   A token maintaing state information to maintain
      *                 internal consistency between invocation of 'parseNext'
      *                 calls.
      *
      * @return 'true', if successful in parsing the prolog. It indicates the
      *         user can go ahead with parsing the rest of the file. It
      *         returns 'false' to indicate that the parser could not parse
      *         the prolog.
      *
      * @see #parseNext
      * @see #parseFirst(XMLCh*,...)
      * @see #parseFirst(InputSource&,...)
      */
    bool parseFirst
    (
        const   char* const     systemId
        ,       XMLPScanToken&  toFill
    );

    /** Begin a progressive parse operation
      *
      * This method is used to start a progressive parse on a XML file.
      * To continue parsing, subsequent calls must be to the parseNext
      * method.
      *
      * It scans through the prolog and returns a token to be used on
      * subsequent scanNext() calls. If the return value is true, then the
      * token is legal and ready for further use. If it returns false, then
      * the scan of the prolog failed and the token is not going to work on
      * subsequent scanNext() calls.
      *
      * @param source   A const reference to the InputSource object which
      *                 points to the XML file to be parsed.
      * @param toFill   A token maintaing state information to maintain
      *                 internal consistency between invocation of 'parseNext'
      *                 calls.
      *
      * @return 'true', if successful in parsing the prolog. It indicates the
      *         user can go ahead with parsing the rest of the file. It
      *         returns 'false' to indicate that the parser could not parse
      *         the prolog.
      *
      * @see #parseNext
      * @see #parseFirst(XMLCh*,...)
      * @see #parseFirst(char*,...)
      */
    bool parseFirst
    (
        const   InputSource&    source
        ,       XMLPScanToken&  toFill
    );

    /** Continue a progressive parse operation
      *
      * This method is used to continue with progressive parsing of
      * XML files started by a call to 'parseFirst' method.
      *
      * It parses the XML file and stops as soon as it comes across
      * a XML token (as defined in the XML specification).
      *
      * @param token A token maintaing state information to maintain
      *              internal consistency between invocation of 'parseNext'
      *              calls.
      *
      * @return 'true', if successful in parsing the next XML token.
      *         It indicates the user can go ahead with parsing the rest
      *         of the file. It returns 'false' to indicate that the parser
      *         could not find next token as per the XML specification
      *         production rule.
      *
      * @see #parseFirst(XMLCh*,...)
      * @see #parseFirst(char*,...)
      * @see #parseFirst(InputSource&,...)
      */
    bool parseNext(XMLPScanToken& token);

    /** Reset the parser after a progressive parse
      *
      * If a progressive parse loop exits before the end of the document
      * is reached, the parser has no way of knowing this. So it will leave
      * open any files or sockets or memory buffers that were in use at
      * the time that the parse loop exited.
      *
      * The next parse operation will cause these open files and such to
      * be closed, but the next parse operation might occur at some unknown
      * future point. To avoid this problem, you should reset the parser if
      * you exit the loop early.
      *
      * If you exited because of an error, then this cleanup will be done
      * for you. Its only when you exit the file prematurely of your own
      * accord, because you've found what you wanted in the file most
      * likely.
      *
      * @param token A token maintaing state information to maintain
      *              internal consistency between invocation of 'parseNext'
      *              calls.
      *
      * @see #parseFirst(XMLCh*,...)
      * @see #parseFirst(char*,...)
      * @see #parseFirst(InputSource&,...)
      */
    void parseReset(XMLPScanToken& token);

    //@}

    // -----------------------------------------------------------------------
    //  Grammar preparsing interface
    // -----------------------------------------------------------------------

    /** @name Implementation of Grammar preparsing interface's. */