Include check value of bean in struts jsp file

I have an iterator in my jsp defined like so -

<s:iterator value="eventList" var="event">

How can I check the value of eventList ?

Something like -

if(even开发者_开发技巧tList.size > 0){

}

Thanks

---

<s:if test="eventList.size() > 0">
</s:if>