org.springframework.statemachine.action

Class DistributedLeaderAction<S,E>

java.lang.Object

org.springframework.statemachine.action.DistributedLeaderAction<S,E>

Type Parameters:

S - the type of state

E - the type of event

All Implemented Interfaces:

Action<S,E>

public class DistributedLeaderAction<S,E>
extends java.lang.Object
implements Action<S,E>

Action which is used to wrap execution of an Action so that only a StateMachine considered to be a leader in an StateMachineEnsemble will do the execution. Executing action via DistributedLeaderAction is bound to if current machine is a leader or not. Effectively this means that if leader doesn't exist, execution is discarded.

Author:

Janne Valkealahti

Constructor Summary

Constructors

Constructor and Description
DistributedLeaderAction(Action<S,E> action, StateMachineEnsemble<S,E> ensemble) Instantiates a new distributed leader action.

Method Summary

Modifier and Type	Method and Description
void	execute(StateContext<S,E> context) Execute action with a StateContext.

Methods inherited from class java.lang.Object

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

Constructor Detail

DistributedLeaderAction

public DistributedLeaderAction(Action<S,E> action,
                               StateMachineEnsemble<S,E> ensemble)

Instantiates a new distributed leader action.

Parameters:

action - the action

ensemble - the ensemble

Method Detail

execute

public void execute(StateContext<S,E> context)

Description copied from interface: Action

Execute action with a StateContext.

Specified by:

execute in interface Action<S,E>

Parameters:

context - the state context