[Jslib] Re: Redesign for RDF Extension

Pete Collins pete at mozdevgroup.com
Wed Dec 28 08:31:13 EST 2005


A transaction manager for RDF calls may be good but be careful not avoid 
any unnecessary added complexity.

Keeping an encapsulated journal sounds like a good idea.

--pete


Fred Eisele wrote:

>A continuing request I get is for Undo.
>I have started work to modify the RDF API I have been using so that
>the functions that modify the RDF graph are reversable (undo/redo).
>Does anyone have experience with such things?
>I want to keep the false starts to a minimum.
>
>My thought is that a graph (datasource) object would have an
>encapsulated journal.
>The journal would be a stack of the inverse commands (transactions if
>multiple commands are needed).
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-- 
Pete Collins - Founder, Mozdev Group Inc.
www.mozdevgroup.com
Mozilla Software Development Solutions
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