au.com.codeka.carrot.expr.values

Class ExpressionTermParser

java.lang.Object

au.com.codeka.carrot.expr.values.ExpressionTermParser

All Implemented Interfaces:

TermParser

public final class ExpressionTermParser
extends java.lang.Object
implements TermParser

A TermParser which parses an expression Term in parenthesis or delegates to another parser if there is no opening parenthesis.

Constructor Summary

Constructors

Constructor and Description
ExpressionTermParser(TermParser delegate, TermParser expressionParser) Creates an ExpressionTermParser.

Method Summary

Modifier and Type	Method and Description
Term	parse(Tokenizer tokenizer) Return the next Term from the given Tokenizer.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ExpressionTermParser

public ExpressionTermParser(TermParser delegate,
                            TermParser expressionParser)

Creates an ExpressionTermParser.

Parameters:

delegate - the "fallback" TermParser in case no opening parenthesis has been found.

expressionParser - the TermParser to parse the expression in parenthesis.

Method Detail

parse

public Term parse(Tokenizer tokenizer)
           throws CarrotException

Description copied from interface: TermParser

Return the next Term from the given Tokenizer.

Specified by:

parse in interface TermParser

Parameters:

tokenizer - A Tokenizer.

Returns:

A Term

Throws:

CarrotException - in the syntax of the term was invalid.