public final Class MediaQueryCache

Class Inheritance

extends Object

java.lang.Object
com.sun.javafx.css.media.MediaQueryCache

Imports

java.lang.ref.WeakReference, java.util.Map, .WeakHashMap

A cache for MediaQuery instances that is used to deduplicate media queries. More specifically, this cache ensures that only a single instance of any distinct media query exists at any point in time. This cache holds weak references, ensuring that media queries that are no longer in use will be eligible for garbage collection.

Field Summary

Modifier and Type	Field and Description
private static final Map<MediaQuery, WeakReference<MediaQuery>>	CACHE

Constructor Summary

Access	Constructor and Description
private	MediaQueryCache()

Method Summary

Modifier and Type	Method and Description
public static synchronized <T extends MediaQuery> T	getCachedMediaQuery(T query)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

CACHE	back to summary
private static final Map<MediaQuery, WeakReference<MediaQuery>> CACHE

Constructor Detail

MediaQueryCache	back to summary
private MediaQueryCache()

Method Detail

getCachedMediaQuery	back to summary
public static synchronized <T extends MediaQuery> T getCachedMediaQuery(T query) Annotations @SuppressWarnings:unchecked