grrrrreat! I like the displaytag more and more!

thanks a lot
stefan

Ed Webb wrote:
> Stefan Burkard wrote:
> 
>>hi all
>>
>>is it technically possible to generate tables with displaytag that have 
>>a dynamic number of columns?
>>  
> 
> Yes absolutely. This is another example from one of my sites:
> 
> <display:table name="data" id="d" sort="list">
>     <c:forEach var="field" items="${report.headers}">
>         <display:column title="${field.value}" property="${field.key}"/>
>     </c:forEach>
> </display:table>
> 
>>but can this work? is it guaranteed that the jstl-tag is executed before 
>>display-tag? can the display-tag be evaluated after it was generated by 
>>jstl?
>>  
> 
> I understand it in this way: The <display:table> code asks the jsp 
> processor for its body. The processor extracts the body and first thing 
> it sees is a <c:forEach> tag so it follows that tag's instructions, "for 
> Each field in the report.headers collection output a <display:column> 
> tag". So it
> builds a collection of <display:column> tags and this is what is 
> returned to the <display:table> code.
> So the <display:table> code never gets to see the <c:forEach> only the 
> results of its evaluation, a collection of <display:column> tags which 
> is exactly what it wants.
> 
> Ed!
> 
> -------------------------------------------------------------------------
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-------------------------------------------------------------------------
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
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