pl.edu.agh.age.util.fsm

Class StateChangedEvent<S extends java.lang.Enum<S>,E extends java.lang.Enum<E>>

java.lang.Object

pl.edu.agh.age.util.fsm.StateChangedEvent<S,E>

Type Parameters:

S - a states type.

E - an events type

public class StateChangedEvent<S extends java.lang.Enum<S>,E extends java.lang.Enum<E>>
extends java.lang.Object

An event describing a FSM state change.

Field Summary

Fields

Modifier and Type	Field and Description
private E	event
private S	newState
private S	previousState
private java.time.LocalDateTime	timestamp

Constructor Summary

Constructors

Constructor and Description
StateChangedEvent(S previousState, E event, S newState) Creates a new event.

Method Summary

Modifier and Type	Method and Description
boolean	equals(@Nullable java.lang.Object obj)
E	event() Returns the event that caused the transition.
int	hashCode()
S	newState() Returns the new state.
S	previousState() Returns the previous state.
java.time.LocalDateTime	timestamp() Returns the timestamp of the event.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

previousState

private final S extends java.lang.Enum<S> previousState

event

private final E extends java.lang.Enum<E> event

newState

private final S extends java.lang.Enum<S> newState

timestamp

private final java.time.LocalDateTime timestamp

Constructor Detail

StateChangedEvent

StateChangedEvent(S previousState,
                  E event,
                  S newState)

Creates a new event.

Parameters:

previousState - a previous state.

event - an event that caused the transition.

newState - a new state.

Method Detail

previousState

public S previousState()

Returns the previous state.

event

public E event()

Returns the event that caused the transition.

newState

public S newState()

Returns the new state.

timestamp

public java.time.LocalDateTime timestamp()

Returns the timestamp of the event.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(@Nullable java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object