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Subject [Bug 60668] invalid regular expressions gets jmeter stuck everytime
Date Wed, 01 Feb 2017 20:44:30 GMT

--- Comment #3 from Philippe Mouawad <> ---
(In reply to Felix Schumacher from comment #2)
> The used regex is badly composed and will take a long time on moderately
> long inputs.
> The important pieces here are, that the matching is done in the awt thread
> and thus blocking the GUI. Secondly Java has no standard way to interrupt
> regex matches.
> On
> match
> Is a nice wrapper for charsequence, which in combination with a thread can
> be used to make the matching interruptible.
> I think I can produce a patch, but it will probably take a few days.

Hi Felix,
Do you think it's worth the work ?

Badly built Regex can lead to catastrophic backtracking that would kill
performance of Load Test anyway.


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