monq.jfa.actions

Class Fail

java.lang.Object

monq.jfa.AbstractFaAction

monq.jfa.actions.Fail

All Implemented Interfaces:

java.io.Serializable, FaAction

public class Fail
extends AbstractFaAction

implements an FaAction which unconditionally throws a CallbackException with the message specified in the constructor.

Version:

$Revision: 1.1 $, $Date: 2005-02-24 22:30:02 $

Author:

© 2005 Harald Kirsch

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Fail(java.lang.String message) create an action which fails with the given message.

Method Summary

Modifier and Type	Method and Description
void	invoke(java.lang.StringBuilder out, int start, DfaRun runner) is called by methods of DfaRun in case of a match.
java.lang.String	toString()

Methods inherited from class monq.jfa.AbstractFaAction

mergeWith, setPriority

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Fail

public Fail(java.lang.String message)

create an action which fails with the given message.

Method Detail

invoke

public void invoke(java.lang.StringBuilder out,
                   int start,
                   DfaRun runner)
            throws CallbackException

Description copied from interface: FaAction

is called by methods of DfaRun in case of a match. Parameter yytext contains the matching text from position start onwards. The callback may change the whole of yytext, but the under most circumstances, only the matching text should be changed. Parameter runner is the DfaRun object which called this function. Of interest are its fields DfaRun.clientData and DfaRun.collect.

Throws:

CallbackException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object