[jboss-user] [JBoss Seam] - Re: EL and accessing .size or isEmpty

Sat May 5 00:40:15 EDT 2007

Use Facelets' built-in Jstl Function library.

  | <h:outputText value="#{messages.no_keywords}" rendered="#{fn:length(advertisingCampaign.keywords) == 0}"/>
  | 

make sure you register the namespace for fn

i.e 

  | <html xmlns:fn="http://java.sun.com/jsp/jstl/functions">
  | 

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