Mega Code Archive

 
Categories / Java Tutorial / JSTL
 

Combine If Chooser to Report Exception

<%@ taglib uri="http://java.sun.com/jstl/core" prefix="c" %> <%   int i= (int) (Math.random() * 10);   pageContext.setAttribute("signalStrength", new Integer(i), PageContext.PAGE_SCOPE); %> <html>   <head>     <title>The c:catch action</title>   </head>   <body>     <c:if test="${pageScope.signalStrength < 5}">       <c:set var="signalFailure" value="true" scope="page" />     </c:if>     <c:choose>       <c:when test="${pageScope.signalFailure == true}">         <h3>Exception!</h3>         Refresh the page in your web browser to try again.       </c:when>       <c:otherwise>         <h3>No Exception.</h3>         Refresh the page in your web browser to make another call.       </c:otherwise>     </c:choose>   </body> </html>