# Uses of Package
java.lang.ref

Packages that use java.lang.ref
Package
Description
java.lang.ref
Provides reference-object classes, which support a limited degree of interaction with the garbage collector.

Classes in java.lang.ref used by java.lang.ref
Class
Description
Cleaner
`Cleaner` manages a set of object references and corresponding cleaning actions.
Cleaner.Cleanable
`Cleanable` represents an object and a cleaning action registered in a `Cleaner`.
Reference
Abstract base class for reference objects.
ReferenceQueue
Reference queues, to which registered reference objects are appended by the garbage collector after the appropriate reachability changes are detected.