Matt Kangas wrote:
> Ah, I misspoke. What I meant by "bad idea" was that having N
> FetcherThreads calling one RegexURLFilter may negate the performance
> gain of doing the filtering inside FetcherThread. So it's not bad as
> in "go boom", just "go slow".
>
> (RegexURLFilter.filter() is already synchronized; URLFilter.filter() is not.)

It's usually pretty easy to replace fields that must be synchronized
with ThreadLocals in order to make a class re-entrant.  Perhaps we
should do this to RegexURLFilter?

Doug


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