Class Reference<T>

java.lang.Object

dev.engine.core.versioned.Reference<T>

public class Reference<T>
extends Object

Tracks staleness relative to a Versioned container. Call update() to check if the value changed since the last call. Multiple references to the same Versioned track independently.

Method Summary

Modifier and Type	Method	Description
T	getValue()	Returns the cached value from the last update() call.
Reference<T>	reference()	Creates a new independent reference to the same Versioned container.
void	set(T value)	Writes a value back through to the underlying Versioned container.
boolean	update()	Returns true if the value changed since the last call to update().

Methods inherited from class Object

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

Method Details

update

public boolean update()

Returns true if the value changed since the last call to update(). Caches the current value internally.

getValue

public T getValue()

Returns the cached value from the last update() call.

set

public void set(T value)

Writes a value back through to the underlying Versioned container.

reference

public Reference<T> reference()

Creates a new independent reference to the same Versioned container.