Thanks so much for your explanation.  I changed my statement to  
<s:if test="%{#request.resultSize>0}" >

That works.  I don't want to move result size to value stack yet since I
need to move on and see what other problems might exist for the upgrade.

Now I got a similar problem.  My result is displayed in a displaytag
table.

<display:table name="acrs" class="its" id="acr" pagesize="${pageSize}"
report="true" ..

One of the column is a checkbox.  
<display:column>
  <s:checkbox name="selectedItems" fieldValue="${acr.id}"
value="itemsSelected[${acr_rowNum}-1]" />
</display:column>

I got this error
org.apache.jasper.JasperException: /jsp/content/findAcrResults.jsp(17,2)
According to TLD or attribute directive in tag file, attribute
fieldValue does not accept any expressions

How can I get the value of acr.id?

Thanks,

Jane

-----Original Message-----
From: Dave Newton [mailto:[EMAIL PROTECTED] 
Sent: Wednesday, November 21, 2007 11:06 AM
To: Struts Users Mailing List
Subject: Re: [S2] s:if in 2.0.11

You're trying to mix expression languages.

%{resultSize > 0} assumes that resultSize is on the
value stack, most likely exposed via a public getter
on your action. This is arguably a better practice
anyway.

If the list itself is available on the stack then you
can call the size() method on the list in your <s:if
test="..."> OGNL expression and do away with the
request attribute altogether, which is arguably
cleaner anyway.

d.

--- "Jiang, Jane (NIH/NCI) [C]" <[EMAIL PROTECTED]>
wrote:

> I am upgrading to 2.0.11 from 2.0.9 and got this
> error
> 
> SEVERE: Servlet.service() for servlet jsp threw
> exception
> org.apache.jasper.JasperException:
> /jsp/content/findAcrResults.jsp(6,0)
> According to TLD or attribute directive in tag file,
> attribute test does
> not accept any expressions
> 
> for this line in my jsp
> 
> <s:if test="${resultSize} > 0">
> 
> I changed it to 
> <s:if test="%{resultSize>0}" >
> Now the error went away.  But the statement never
> evaluated true.  I
> took out the s:if statement, the result showed up
> corrected.  resultSize
> is a request attribute.
> 
> Please advice,
> 
> Jane
> 
> 
> 
>
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