de.scravy.machina

Interface TransitionListener<S,E,T,C>

Type Parameters:

S - State

E - Event

T - Event Type

C - Context

All Superinterfaces:

StateMachineListener<S,E,T,C>

public interface TransitionListener<S,E,T,C>
extends StateMachineListener<S,E,T,C>

A transition listener is invoked after a state is exited and before a new state is entered. It can be attached via StateMachineBuilder.withListener(StateMachineListener).

Since:

1.0.0

Author:

Julian Fleischer

Method Summary

Modifier and Type	Method and Description
void	onTransition(S from, T eventType, S to, E event, C context)

Method Detail

onTransition

void onTransition(S from,
                  T eventType,
                  S to,
                  E event,
                  C context)

Parameters:

from - The state which was just exit.

eventType - The event type that issued this transition.

to - The state the state machine is about to enter.

event - The event that caused the traversal of this transition.

context - The current context.

Since:

1.0.0