org.apache.directory.api.dsmlv2
Class GrammarTransition

java.lang.Object
  org.apache.directory.api.dsmlv2.GrammarTransition

public class GrammarTransition
extends Object

Define a transition between two states of a grammar. It stores the next state, and the action to execute while transiting.

Author:

Apache Directory Project

Constructor Summary

GrammarTransition(Enum<Dsmlv2StatesEnum> currentState, Enum<Dsmlv2StatesEnum> nextState, GrammarAction action)
Creates a new GrammarTransition object.

Method Summary

GrammarAction	getAction() Gets the action associated with the transition
Enum<Dsmlv2StatesEnum>	getNextState() Gets the target state
boolean	hasAction() Tells if the transition has an associated action.
String	toString(int grammar, Enum<Dsmlv2StatesEnum> statesEnum) Returns a representation of the transition as a string

Methods inherited from class java.lang.Object

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

Constructor Detail

GrammarTransition

public GrammarTransition(Enum<Dsmlv2StatesEnum> currentState,
                         Enum<Dsmlv2StatesEnum> nextState,
                         GrammarAction action)

Creates a new GrammarTransition object.

Parameters:

currentState - The current transition

nextState - The target state

action - The action to execute. It could be null.

Method Detail

getNextState

public Enum<Dsmlv2StatesEnum> getNextState()

Gets the target state

Returns:

the target state.

hasAction

public boolean hasAction()

Tells if the transition has an associated action.

Returns:

true if an action has been associated to the transition

getAction

public GrammarAction getAction()

Gets the action associated with the transition

Returns:

the action associated with the transition

toString

public String toString(int grammar,
                       Enum<Dsmlv2StatesEnum> statesEnum)

Returns a representation of the transition as a string

Parameters:

grammar - the grammar which state we want a String from

statesEnum - the states enum that contains the states' names

Returns:

a representation of the transition as a string.