Template method for parsing a filtered expression string. Subclasses should
override.
Parameters: expressionString - the expression string the parsed expression throws: ParserException - an exception occured during parsing
Template method for parsing a filtered settable expression string. Subclasses
should override.
Parameters: expressionString - the expression string the parsed expression throws: ParserException - an exception occured during parsing throws: UnsupportedOperationException - this parser does not supportsettable expressions