[concurrency-interest] Atomicity of clearing of WeakReferences

Bob Lee crazybob at crazybob.org
Wed Jul 15 02:38:42 EDT 2009


2009/7/15 Karnok Dávid <karnok at sztaki.hu>

>  Is there a reason the Reference sublcasses are not final? I think if
> there are only limited number of reference types, why not have them
> individually and have Reference<T> as a superinterface?
>
If you need to clean up after the referent, you don't have the object around
anymore, so you store any state necessary for the cleanup in the
WeakReference subclass.

Bob
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