Module org.praxislive.code

Package org.praxislive.code.userapi

Class Ref.ChangeEvent<T>

java.lang.Object

org.praxislive.code.userapi.Ref.ChangeEvent<T>

Type Parameters:

T - reference type

Enclosing class:

Ref<T>

public static final class Ref.ChangeEvent<T>
extends Object

Event passed to Ref.onChangeHandler when the Ref value changes. Provides access to the current and previous values, where they exist.

Method Summary

Modifier and Type	Method	Description
Optional<T>	current()	Query the current value.
Optional<T>	previous()	Query the previous value.

Methods inherited from class java.lang.Object

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

Method Details

current

public Optional<T> current()

Query the current value.

Returns:

current value or empty optional

previous

public Optional<T> previous()

Query the previous value.

Returns:

previous value or empty optional