What are you planing to do ?
maybe this helps you out:
<jsp:useBean id="myID" scope="session" class="my.Class" />
</jsp:useBean>

....

<td>
<jsp:expression>
myID.myFunctionName() //returns a string
</jsp:expression>
</td>

sorry if i missunderstood :-)
hope it helps

greets Jörg

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