Examples of java_cup.runtime.Symbol

java_cup.runtime.Symbol
Defines the Symbol class, which is used to represent all terminals and nonterminals while parsing. The lexer should pass CUP Symbols and CUP returns a Symbol. @version last updated: 7/3/96 @author Frank Flannery

       type as the type Symbol. */
    if (info instanceof Symbol) {
      /* Declare a Symbol object 's' with the
         information in the object info that is being typecasted
         as a Symbol object. */
      Symbol s = ((Symbol) info);
   
      /* Check if the line number in the input is greater or
         equal to zero. */
      if (s.left >= 0) {                
        /* Add to the end of the StringBuffer error message

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       type as the type Symbol. */
    if (info instanceof Symbol) {
      /* Declare a Symbol object 's' with the
         information in the object info that is being typecasted
         as a Symbol object. */
      Symbol s = ((Symbol) info);
   
      /* Check if the line number in the input is greater or
         equal to zero. */
      if (s.left >= 0) {                
        /* Add to the end of the StringBuffer error message

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    private Symbol makeSymbol(int id, Object o) {
        int iPrevPrevChar = iPrevChar;
        this.iPrevChar = iChar;
        this.previousSymbol = id;
        return new Symbol(id, iPrevPrevChar, iChar, o);
    }

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    private static String getExt(String fileName) throws Exception {
        String extension = "html";
        File f = new File(fileName);
        Lexer lex = new Lexer(new FileReader(f));
        boolean foundDoc = false;
        Symbol s;
        while (!foundDoc && (s = lex.next_token()).sym != sym.EOF){
      Token t = (Token)(s.value);
            switch (t.getID()){
                case sym.WHITESPACE:{
                } break;

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  public void setFile(File file) {
    this.file = file;
  }


  private Symbol symbol(int type, Object value) {
    return new Symbol(type, yyline, yycolumn, value);
  }

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  private Symbol symbol(int type, Object value) {
    return new Symbol(type, yyline, yycolumn, value);
  }


  private Symbol symbol(int type) {
    return new Symbol(type, yyline, yycolumn);
  }

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     for (int i=0; i < text.length(); i++) {
      char c = text.charAt(i);


      if (c != '\n' && c != '\r' && c != ' ' && c != '\t' ) 
        return new Symbol(type, lc, cc, value);


      if (c == '\n') {
        lc++;
        cc = 0;
      }
      else
        cc++;
    }
   
    return new Symbol(type, yyline, yycolumn, value);
  }

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  int line = 0;
  if (_locator != null) line = _locator.getLineNumber();


  try {
      _xpathParser.setScanner(new XPathLexer(new StringReader(text)));
      Symbol result = _xpathParser.parse(expression, line);
      if (result != null) {
    final SyntaxTreeNode node = (SyntaxTreeNode)result.value;
    if (node != null) {
        node.setParser(this);
        node.setParent(parent);

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           String expression) {
  int line = getLineNumber();


  try {
      _xpathParser.setScanner(new XPathLexer(new StringReader(text)));
      Symbol result = _xpathParser.parse(expression, line);
      if (result != null) {
    final SyntaxTreeNode node = (SyntaxTreeNode)result.value;
    if (node != null) {
        node.setParser(this);
        node.setParent(parent);

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                index++;
            }
            // If end of buffer, can't disambiguate :(
            if (index >= yy_buffer_read) {
                // Can't disambiguate, so return as symbol
                return new Symbol(ss);
            }
            // Return symbol if next token is '::' or '('
            return (yy_buffer[index] == ':' && yy_buffer[index+1] == ':' ||
                    yy_buffer[index] == '(') ?
                    newSymbol(ss) : newSymbol(sym.QNAME, yytext());

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