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Posted to dev@avalon.apache.org by "Niclas Hedhman (JIRA)" <de...@avalon.apache.org> on 2004/11/13 03:14:29 UTC
[jira] Closed: (RUNTIME-33) Document the collection policy for transient components.
[ http://nagoya.apache.org/jira/browse/RUNTIME-33?page=history ]
Niclas Hedhman closed RUNTIME-33:
---------------------------------
> Document the collection policy for transient components.
> --------------------------------------------------------
>
> Key: RUNTIME-33
> URL: http://nagoya.apache.org/jira/browse/RUNTIME-33
> Project: Merlin Runtime
> Type: Improvement
> Components: COMPOSITION
> Reporter: Stephen McConnell
> Assignee: Stephen McConnell
> Priority: Minor
> Fix For: 3.4.0
>
> > "Stephen McConnell" <mc...@apache.org> schrieb im Newsbeitrag news:40C9B006.10805@apache.org...
> >
> >>Eike Stepper wrote:
> >>
> >>
> >>>i solved it:
> >>>
> >>>i did the registration of the component from within the
> >>>component code so that the registry had a handle to the component.
> >>>now i do the registration from outside and a handle to the proxy
> >>>is stored in the map and abracadabra: the proxy is no longer
> >>>garbage collected ;-)))
> >>
> >>Was about to suggest this - basically the container cannot hold a hard
> >>reference to a transient component because this would result in a direct
> >>memory leak. Transients are a special case that default to a non-hard
> >>collection policy. As you discovered - if you maintain a reference to
> >>the component then the component will not be garbage collected.
> >
> >
> > such kind of special treatment should really be mentioned in the docs ;-)
> > and your last sentence is misleading: obviously holding a handle to the
> > component does not prevent the proxy from being finalized. in my opinion
> > it's most important to state that the proxy must be strongly reachable!
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