fr.umlv.tatoo.runtime.parser
Class AcceptAction<T,P,V>

java.lang.Object
  fr.umlv.tatoo.runtime.parser.Action<T,P,V>
      fr.umlv.tatoo.runtime.parser.AcceptAction<T,P,V>

Type Parameters:

T - type of terminals.

P - type of productions.

V - type of versions.

public class AcceptAction<T,P,V>
extends Action<T,P,V>

Accept action class.

Author:

Julien Cervelle

Method Summary

<N> ActionReturn	doPerform(Parser<T,N,P,V> parser, T terminal) Performs necessary computations required by the action.
static <T,P,V> AcceptAction<T,P,V>	getInstance() Returns the singleton instance of accept action.
String	toString()

Methods inherited from class fr.umlv.tatoo.runtime.parser.Action

isError, isShift

Methods inherited from class java.lang.Object

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

Method Detail

doPerform

public <N> ActionReturn doPerform(Parser<T,N,P,V> parser,
                                  T terminal)

Description copied from class: Action

Performs necessary computations required by the action.

Specified by:

doPerform in class Action<T,P,V>

Type Parameters:

N - type of non-terminals.

Parameters:

parser - the parser object.

terminal - terminal on which the shift is performed.

Returns:

NEXT if action consumed terminal, and KEEP else.

toString

public String toString()

Overrides:

toString in class Object

getInstance

public static <T,P,V> AcceptAction<T,P,V> getInstance()

Returns the singleton instance of accept action.

Type Parameters:

T - type of terminals.

P - type of productions.

V - type of versions.

Returns:

the singleton instance of accept action.