public XQueryParser(XQueryLexer lexer, boolean dummy) { this((TokenStream) lexer);
public XQueryParser(XQueryLexer lexer) { this((TokenStream)lexer);
	public XQueryParser(XQueryLexer lexer, boolean dummy) {		this((TokenStream) lexer);		this.lexer= lexer;        setASTNodeClass("org.exist.xquery.parser.XQueryAST");	}