org.openbase.jul.pattern.statemachine

Interface State

All Superinterfaces:

Callable<Class<? extends State>>

public interface State
extends Callable<Class<? extends State>>

Represents and executes a state of a task.

Author:

malinke, Divine Threepwood

Method Summary

Modifier and Type	Method and Description
Class<? extends State>	call() Executes the task in this state.

Method Detail

call

Class<? extends State> call()
                     throws CouldNotPerformException

Executes the task in this state. Example: WaitTenSeconds implements State { public Class<State> call() { try { Thread.sleep(10000); } catch (InterruptedException ex) { // handle interruption as shutdown return FinalState.class; } return NextStateToProcessClass.class; } }

Specified by:

call in interface Callable<Class<? extends State>>

Returns:

the next state to execute

Throws:

CouldNotPerformException - is thrown if the state execution has failed.