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Subject: RE: Regular Expression Pattern
Date: Fri, 5 Sep 2003 15:16:46 -0700
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Thread-Topic: Regular Expression Pattern
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From: "Harkness, David" <DHarkness@sonypictures.com>
To: "Ant Users List" <user@ant.apache.org>
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Vikas Phonsa <mailto:VPhonsa@suz.com> once said:
> Another question. I don't know anything abt regular expressions. I
> have a property <property name=3D"project.name" value=3D"SCA_COMMON"/> =

>=20
> I need to set another property named "manifest.file" with
> value=3D"COMMON.MF".=20
>=20
> I need to somehow extract the string "COMMON" from the project.name
> and add ".MF" to it.=20
>=20
> ----------------------------------------------------------------
> 	<property name=3D"project.name" value=3D"SCA_COMMON"/>
>=20
> 	<propertyregex property=3D"manifest.name"
>               input=3D"${project.name}"
>               regexp=3D"[^\.]*\.[^\.]*\.[^\.]*\."
>               replace=3D"\2"
>               casesensitive=3D"false" />
>=20
>    <echo message=3D"Here is the new property=3D${manifest.name}"/>
> --------------------------------------------------------------------

I haven't used propertyregex before, but assuming it uses fairly
standard regexps the following should do the trick:

  <propertyregex property=3D"manifest.name"
    input=3D"${project.name}"
    regexp=3D"[^_]*_(.*)"
    replace=3D"\1.MF"
    casesensitive=3D"false" />

David Harkness
Sr. Software Engineer
Sony Pictures Digital Networks
(310) 482-4756

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