后台业务逻辑:
public class A{
public List getList(){
List <ArrayList> list1=new ArrayList<ArrayList>();
while(){
List list2=new ArrayList();
...
list1.add(list2);
}
return list1;
}
}
Action 的execute方法:
A a=new A();
List list1=a.getList();
request.setAttribute("list1",list1);
前台jsp显示:
<!-- id 指代list1中的list2 -->
<logic:iterate name="list1" id="element">
<!-- id 指代list2的其他对象-->
<logic:iterate name="element" id="object">
<bean:write name="object"/>
</logic:iterate>
</logic:iterate>