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From Michael McCandless <luc...@mikemccandless.com>
Subject Re: Is TopDocCollector's collect() implementation correct?
Date Thu, 26 Mar 2009 10:18:41 GMT
Mark Miller <markrmiller@gmail.com> wrote:
> bq. I personally don't understand why MRHC was invented in the first place.
>
> The evolution of MRHC is in the comments of LUCENE-1483 - a lot of comments
> to wade through though.

MRHC was created because simply adding setNextReader to HC would break
back compat, because collect(...) is called on the un-rebased doc.  Ie
we need a new class so we can tell that it will handle re-basing the
doc itself.

Mike

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