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Posted to user@nutch.apache.org by Elwin <ma...@gmail.com> on 2006/02/22 16:09:53 UTC

Why Perl5 regular expressions?

Why the url filter of nutch use Perl5 regular expressions? Any benefits?

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《盖世豪侠》好评如潮，让无线收视居高不下，
无线高兴之余，仍未重用。周星驰岂是池中物，
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Re: Why Perl5 regular expressions?

Posted by Stefan Groschupf <sg...@media-style.com>.

I guess this it is a historically reason.
I remember a discussion to replace it but didn't remember the details  
may you find something in the mail archive (developer list).

Am 22.02.2006 um 16:09 schrieb Elwin:

> Why the url filter of nutch use Perl5 regular expressions? Any  
> benefits?
>
> --
> 《盖世豪侠》好评如潮，让无线收视居高不下，
> 无线高兴之余，仍未重用。周星驰岂是池中物，
> 喜剧天分既然崭露，当然不甘心受冷落，于是
> 转投电影界，在大银幕上一展风采。无线既得
> 千里马，又失千里马，当然后悔莫及。

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Re: Why Perl5 regular expressions?

Posted by Jérôme Charron <je...@gmail.com>.

> Why the url filter of nutch use Perl5 regular expressions? Any benefits?

In the trunk, the RegexURLFilter no more use the Oro Perl5 regular
expressions but the Java ones
(http://svn.apache.org/viewcvs.cgi?rev=367408&view=rev)

Jérôme

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