Package org.apache.hadoop.yarn.state

Interface StateMachine<STATE extends Enum<STATE>,EVENTTYPE extends Enum<EVENTTYPE>,EVENT>

@Public
@Evolving
public interface StateMachine<STATE extends Enum<STATE>,EVENTTYPE extends Enum<EVENTTYPE>,EVENT>

Method Summary

Modifier and Type	Method	Description
STATE	doTransition(EVENTTYPE eventType, EVENT event)
STATE	getCurrentState()
STATE	getPreviousState()

Method Details

getCurrentState

STATE getCurrentState()

getPreviousState

STATE getPreviousState()

doTransition

STATE doTransition(EVENTTYPE eventType,
 EVENT event)
            throws InvalidStateTransitionException

Throws:

InvalidStateTransitionException