commons-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Simone Tripodi <simonetrip...@apache.org>
Subject Re: [chain][v2] clever context
Date Sun, 04 Sep 2011 16:26:00 GMT
Hi James!
I remember that thread :(
Hope you have a nice WE, all the best!
Simo

http://people.apache.org/~simonetripodi/
http://www.99soft.org/



On Sun, Sep 4, 2011 at 2:39 PM, James Carman <james@carmanconsulting.com> wrote:
> Yeah, I tried that sort of setup with the ArrayUtils.toMap() method
> and it was shot down
> (http://apache-commons.680414.n4.nabble.com/Re-svn-commit-r983137-commons-proper-lang-trunk-src-main-java-org-apache-commons-lang3-ArrayUtils-jaa-td2317854.html).
>  Good luck with that.  It wasn't worth my time to continue to argue
> about it anymore, so I reverted it.
>
> On Sun, Sep 4, 2011 at 5:22 AM, Simone Tripodi <simonetripodi@apache.org> wrote:
>> Hi all guys,
>> I think that generics could help us on improving the Context class;
>> I'm not particularly happy having it extending Map - it is needed
>> anyway for backward compatibility - but it is clear that Context is a
>> place where storing/retrieving objects identified by a key.
>> I propose adding two helper methods
>>
>>    /** @since 2.0 */
>>    <T> T retrieve( String key );
>>
>>    /** @since 2.0 */
>>    <T> void store( String key, T object );
>>
>> that would help users avoid the redundant code of type cast/checking
>> when assignments are already known (it throws a ClassCastException if
>> types are not assignable).
>> At the same time, old pattern is supported, users can choose their
>> preferred way to go, depending on their needs.
>> WDYT?
>> Many thanks in advance, all the best!
>> Simo
>>
>> http://people.apache.org/~simonetripodi/
>> http://www.99soft.org/
>>
>> ---------------------------------------------------------------------
>> To unsubscribe, e-mail: dev-unsubscribe@commons.apache.org
>> For additional commands, e-mail: dev-help@commons.apache.org
>>
>>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: dev-unsubscribe@commons.apache.org
> For additional commands, e-mail: dev-help@commons.apache.org
>
>

---------------------------------------------------------------------
To unsubscribe, e-mail: dev-unsubscribe@commons.apache.org
For additional commands, e-mail: dev-help@commons.apache.org


Mime
View raw message