Package com.tangosol.util.fsm

Interface TransitionAction<S extends Enum<S>>

public interface TransitionAction<S extends Enum<S>>

A TransitionAction encapsulates the actions to be performed as part of the Transition from one state to another.

Since:

Coherence 12.2.1

Author:

Brian Oliver

See Also:

• Transition

Method Summary

Modifier and Type	Method	Description
void	onTransition(String sName, S stateFrom, S stateTo, Event<S> event, ExecutionContext context)	Performs the necessary actions as part of a Transition from one state to another, triggered by a specified Event.

Method Details

onTransition

void onTransition(String sName,
 S stateFrom,
 S stateTo,
 Event<S> event,
 ExecutionContext context)
           throws RollbackTransitionException

Performs the necessary actions as part of a Transition from one state to another, triggered by a specified Event.

Note: After executing this method the FiniteStateMachine will automatically move to the state specified by the Transition.

Parameters:

sName - the name of the transition

stateFrom - the state from which the transition is occurring

stateTo - the state to which the transition is occurring

event - the Event that triggered the Transition

context - the ExecutionContext for the action

Throws:

RollbackTransitionException - if the Transition should be aborted and the FiniteStateMachine should be left in it's current state