org.statefulj.fsm.model

Interface Transition<T>

Type Parameters:

T - The class of the Stateful Entity

All Known Implementing Classes:

DeterministicTransitionImpl, TransitionImpl

public interface Transition<T>

A Transition is a "reaction" to an Event based off the State of the Stateful Entity. It is comprised of an optional next State value and an optional Action

Author:

Andrew Hall

Method Summary

Modifier and Type	Method and Description
StateActionPair<T>	getStateActionPair(T stateful, String event, Object... args) Return the StateActionPair

Method Detail

getStateActionPair

StateActionPair<T> getStateActionPair(T stateful,
                                      String event,
                                      Object... args)
                               throws RetryException

Return the StateActionPair

Parameters:

stateful - the Stateful Entity

event - The occurring Event

args - Optional parameters that was passed into the FSM

Returns:

the StateActionPair

Throws:

RetryException - is thrown if there is an error determining the next State and Action and the FSM should re-process the event