jsp - Using JSTL, if list is empty - display validation message -


i using jstl display values in list

<tbody id="tbna" >                   <c:foreach items="${actionbean.excesslist.newactivecustomerexcessuilist}" var="customerexcess" varstatus="loop">                 <c:set var="clientname" value="${customerexcess.clientname}"                     scope="page"></c:set>                 <c:set var="ultimateparent" value="${customerexcess.ultimateparent}"                     scope="page"></c:set>                 <c:set var="cif" value="${customerexcess.cif}" scope="page"></c:set>                 <c:foreach items="${customerexcess.excesslist}" var="excess">                     <tr>                         <td><c:out value="${excess.excessid }"></c:out></td>                         <td><c:out value="${excess.opendate }"></c:out></td>                         <td><a href="#" onclick="openclientexcesspage('${cif}');" ><c:out value="${clientname}"></c:out></a></td>                         <td><c:out value="${ultimateparent}"></c:out></td>                         <td><c:out value="${excess.excessamount }"></c:out></td>                         <td><c:out value="${excess.excessda}"></c:out></td>                     </tr>                 </c:foreach>             </c:foreach>

if list empty, have disply message "no data available".... not sure how this...

you have use choose tag

<tbody id="tbna" >        <c:choose>  <c:when test="${empty actionbean.excesslist.newactivecustomerexcessuilist}">  <tr><td colspan="6">no data available</td></tr>  </c:when>  <c:otherwise>   <c:foreach items="${actionbean.excesslist.newactivecustomerexcessuilist}" var="customerexcess" varstatus="loop">                 <c:set var="clientname" value="${customerexcess.clientname}"                     scope="page"></c:set>                 <c:set var="ultimateparent" value="${customerexcess.ultimateparent}"                     scope="page"></c:set>                 <c:set var="cif" value="${customerexcess.cif}" scope="page"></c:set>                 <c:foreach items="${customerexcess.excesslist}" var="excess">                     <tr>                         <td><c:out value="${excess.excessid }"></c:out></td>                         <td><c:out value="${excess.opendate }"></c:out></td>                         <td><a href="#" onclick="openclientexcesspage('${cif}');" ><c:out value="${clientname}"></c:out></a></td>                         <td><c:out value="${ultimateparent}"></c:out></td>                         <td><c:out value="${excess.excessamount }"></c:out></td>                         <td><c:out value="${excess.excessda}"></c:out></td>                     </tr>                 </c:foreach>             </c:foreach>   </c:otherwise>  </choose>

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