## Uses of Class
org.rexxla.bsf.engines.rexx.RexxCleanupRef

- Packages that use RexxCleanupRef
  Package | Description
  --- | ---
  org.rexxla.bsf.engines.rexx |

- - ### Uses of RexxCleanupRef in org.rexxla.bsf.engines.rexx

    Fields in org.rexxla.bsf.engines.rexx with type parameters of type RexxCleanupRef
    Modifier and Type | Field and Description
    --- | ---
    `static java.util.IdentityHashMap<RexxCleanupRef,java.lang.Object>` | RexxCleanupRef.`pinnedReferences` Learned that `PhantomReferences` must be refenced themselves otherwise they may never be put on the reference queue, so storing them in this `IdentityHashMap` until the reference is being put on the reference queue for processing, at which time the reference will be removed from the `IdentityHashMap`.