net.sf.antcontrib.cpptasks.parser
Class LetterState

java.lang.Object
  net.sf.antcontrib.cpptasks.parser.AbstractParserState
      net.sf.antcontrib.cpptasks.parser.LetterState

public final class LetterState
extends AbstractParserState

This parser state checks consumed characters against a specific character.

Author:

Curt Arnold

Constructor Summary

LetterState(AbstractParser parser, char matchLetter, AbstractParserState nextStateArg, AbstractParserState noMatchStateArg)
Constructor.

Method Summary

AbstractParserState

consume(char ch) Consumes a character and returns the next state for the parser.

Methods inherited from class net.sf.antcontrib.cpptasks.parser.AbstractParserState

getParser

Methods inherited from class java.lang.Object

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

Constructor Detail

LetterState

public LetterState(AbstractParser parser,
                   char matchLetter,
                   AbstractParserState nextStateArg,
                   AbstractParserState noMatchStateArg)

Constructor.

Parameters:

parser - parser

matchLetter - letter to match

nextStateArg - next state if a match on the letter

noMatchStateArg - state if no match on letter

Method Detail

consume

public AbstractParserState consume(char ch)

Consumes a character and returns the next state for the parser.

Specified by:

consume in class AbstractParserState

Parameters:

ch - next character

Returns:

the configured nextState if ch is the expected character or the configure noMatchState otherwise.