org.apache.tez.state

Class StateMachineTez<STATE extends Enum<STATE>,EVENTTYPE extends Enum<EVENTTYPE>,EVENT,OPERAND>

java.lang.Object

org.apache.tez.state.StateMachineTez<STATE,EVENTTYPE,EVENT,OPERAND>

All Implemented Interfaces:

org.apache.hadoop.yarn.state.StateMachine<STATE,EVENTTYPE,EVENT>

public class StateMachineTez<STATE extends Enum<STATE>,EVENTTYPE extends Enum<EVENTTYPE>,EVENT,OPERAND>
extends Object
implements org.apache.hadoop.yarn.state.StateMachine<STATE,EVENTTYPE,EVENT>

Constructor Summary

Constructors

Constructor and Description
StateMachineTez(org.apache.hadoop.yarn.state.StateMachine sm, OPERAND operand)

Method Summary

Modifier and Type	Method and Description
STATE	doTransition(EVENTTYPE eventType, EVENT event)
STATE	getCurrentState()
StateMachineTez	registerStateEnteredCallback(STATE state, OnStateChangedCallback callback)

Methods inherited from class java.lang.Object

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

Constructor Detail

StateMachineTez

public StateMachineTez(org.apache.hadoop.yarn.state.StateMachine sm,
                       OPERAND operand)

Method Detail

registerStateEnteredCallback

public StateMachineTez registerStateEnteredCallback(STATE state,
                                                    OnStateChangedCallback callback)

getCurrentState

public STATE getCurrentState()

Specified by:

getCurrentState in interface org.apache.hadoop.yarn.state.StateMachine<STATE extends Enum<STATE>,EVENTTYPE extends Enum<EVENTTYPE>,EVENT>

doTransition

public STATE doTransition(EVENTTYPE eventType,
                          EVENT event)
                   throws org.apache.hadoop.yarn.state.InvalidStateTransitonException

Specified by:

doTransition in interface org.apache.hadoop.yarn.state.StateMachine<STATE extends Enum<STATE>,EVENTTYPE extends Enum<EVENTTYPE>,EVENT>

Throws:

org.apache.hadoop.yarn.state.InvalidStateTransitonException