Emmanuel,

The problem is that jelly script interprets the dot (".") as the
execution of a method call.

Thus what you are really asking is:

if (msl.getDir() == null)

See the other answers for how to do it.

Thanks
-Vincent

> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
> Sent: 15 October 2003 16:37
> To: [EMAIL PROTECTED]
> Subject: How to check in a property is setted
> 
> 
> 
> Hi there,
> 
> Ho ca I check if a property is setted in project.properties (or
> ~/build.properties...).
> 
> This is not working :
> 
> <j:if test="${msl.dir == null}"> ... </j:if>
> 
> Thx,
> -emmanuel


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