Reference and its subtypes, and Reaper for more information.| Interface | Description | 
|---|---|
| Reaper<T,A> | 
 A cleaner for a dead object. 
 | 
| Reference<T,A> | 
 An enhanced reference type with a type-safe attachment. 
 | 
| Class | Description | 
|---|---|
| PhantomReference<T,A> | 
 A reapable phantom reference with an attachment. 
 | 
| References | 
 A set of utility methods for reference types. 
 | 
| SoftReference<T,A> | 
 A reapable soft reference with an attachment. 
 | 
| StrongReference<T,A> | 
 A strong reference with an attachment. 
 | 
| WeakReference<T,A> | 
 A reapable weak reference with an attachment. 
 | 
| Enum | Description | 
|---|---|
| Reference.Type | 
 A reference type. 
 | 
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