com.tangosol.util.fsm

Class Instruction.TransitionTo<S extends Enum<S>>

java.lang.Object

com.tangosol.util.fsm.Instruction.TransitionTo<S>

All Implemented Interfaces:

Event<S>, Instruction

Enclosing interface:

Instruction

public static final class Instruction.TransitionTo<S extends Enum<S>>
extends Object
implements Instruction, Event<S>

An Instruction for a FiniteStateMachine to Instruction.TransitionTo another state. (immediately on the thread that created the Instruction).

Nested Class Summary

Nested classes/interfaces inherited from interface com.tangosol.util.fsm.Instruction

Instruction.ProcessEvent<S extends Enum<S>>, Instruction.TransitionTo<S extends Enum<S>>

Field Summary

Fields inherited from interface com.tangosol.util.fsm.Instruction

NOTHING, STOP

Constructor Summary

Constructors

Constructor	Description
TransitionTo(S desiredState)	Constructs a Instruction.TransitionTo.

Method Summary

Modifier and Type	Method	Description
S	getDesiredState(S currentState, ExecutionContext context)	Determines the desired state of the FiniteStateMachine for the Event given the current state of the FiniteStateMachine.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

TransitionTo

public TransitionTo(S desiredState)

Constructs a Instruction.TransitionTo.

Parameters:

desiredState - the desired state to which to transition

Method Detail

getDesiredState

public S getDesiredState(S currentState,
                         ExecutionContext context)

Determines the desired state of the FiniteStateMachine for the Event given the current state of the FiniteStateMachine.

Specified by:

getDesiredState in interface Event<S extends Enum<S>>

Parameters:

currentState - the current state of the FiniteStateMachine

context - the ExecutionContext for the Event

Returns:

the desired state of the FiniteStateMachine or null if no transition is required

toString

public String toString()

Overrides:

toString in class Object