get_handlers and set_handlers - purpose and use cases?

Michael Ludwig <[email protected]>
Newsgroups gmane.comp.apache.mod-perl
Message-ID <20100322235043.GA2552@wladimir> 
What's the purpose and what are the use cases for the methods
get_handler and set_handler available from Apache2::RequestUtil
and Apache2::ServerUtil?

I don't have a concrete use case myself where I'd think these methods
might fit; I'm just studying the API and trying to make sense of it.
-- 
Michael Ludwig
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