The easiest way is loading the property file ...
<property file="" prefix="tmp"/>
<target name="merge" if="tmp.TheMagicProperty">
...
</target>
Alternatively you could search for the string "TheMagicProperty=" in the file
...
Jan
>-----Ursprüngliche Nachricht-----
>Von: Tim Culhane [mailto:[EMAIL PROTECTED]
>Gesendet: Donnerstag, 26. April 2007 10:28
>An: user@ant.apache.org
>Betreff: Verifying if a property is present in a property file
>
>Hi,
>
>I am writing a target which merges property values from the
>property file
>into another file which is then used when building my application. The
>target should only get executed if the specific property is
>present in the
>property file.
>
>The target which does the merging is dependant on another target, named
>merge-check, which should verify that the required property is
>present in
>the property file. Merge-check should set an internal property, named
>something like merge-check-ok, if the property is present.
>In the target doing the merge, we can then check the property
>merge-check-ok
>using the if clause.
>
>However, I don't know how to check the property file for a specific
>property. I've tried using a condition, and using the
>loadproperties and
>filterchain as in the bwlow example:
>
>
> <target name="config-address-check" depends="config-merge-check"
> if="ok-merge-config">
> <condition property="ok-address-config">
> <loadproperties srcfile="build.properties">
> <filterchain>
> <linecontains>
> <contains value="bind.ip.address"/>
> </linecontains>
> </filterchain>
> </loadproperties>
> </condition>
> </target>
>
>But the condition task does not support loadproperties.
>
>Can anybody tell me how I can verify if a property exists, and
>hence let the
>script know of this?
>
>Thanks,
>
>Tim
>
>-------------------------
>Tim Culhane,
>Critical Path Ireland,
>42-47 Lower Mount Street,
>Dublin 2.
>Direct line: 353-1-2415107
>phone: 353-1-2415000
>
>[EMAIL PROTECTED]
>http://www.criticalpath.net
>
>Critical Path
>a global leader in digital communications
>------------------------
>
>
>
>
>---------------------------------------------------------------------
>To unsubscribe, e-mail: [EMAIL PROTECTED]
>For additional commands, e-mail: [EMAIL PROTECTED]
>
>
---------------------------------------------------------------------
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
