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From Peter Donald <pe...@apache.org>
Subject Re: [VOTE] RE: ComponentManager interface
Date Thu, 14 Feb 2002 11:42:28 GMT
On Thu, 14 Feb 2002 20:51, Stephen McConnell wrote:
>    1.  ServiceManager
>         - this is relatively stable relative to yesterdays
>           discussions
>         - last nights input raised the need for a parallel
>           hasXxxx operation that takes a Map as an additional
>           argument - paralleling lookup(String, Map )
>           semantics
>
>           interface ServiceManager
>           {
>              Object lookup( String role );
>              Object lookup( String role, Map policy );
>              boolean hasService( String role );
>              boolean hasService( String role, Map policy );
>              void release( Object key );
>           }

Im not sure release() is needed in a Servicemanager. Release was originally 
added to serve the need that is covered by the below interface. And as such 
is it really needed ?

>    2.  ComponentManager
>         - resurfacing of CM has been driven by what appears to be
>           separation of concerns between service decommissioning
>           as distinct from needs of referenced managed component
>           (hence the appearance of Object as token in the interface
>           below)
>         - this is being discussed as a complementary interface to
>           the ServiceManger described above
>
>           interface ComponentManager
>           {
>              Object lookup( Object token, String role );
>              Object lookup( Object token, String role, Map policy );
>              boolean hasComponent(Object role );
>              void release( Object component );
>              void releaseAll( Object token );
>           }

-- 
Cheers,

Pete

*--------------------------------*
| Every rule has an exception,   |
| except the rule of exceptions. |
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