JSP exception implicit object

JSP exception object is an instance of javax.servlet.jsp.JspException. This object is used in exception handling to print the error message. But is only be used on that jsp page on which isErrorPage attribute is true.

Example:

welcome.jsp

<html>
	<head>
		<title>Exception handling example</title>
	</head>
	<body> 
		<%	
			out.print(10/0); 
		%>
	</body>
</html>

errorPage.jsp

<%@ page isErrorPage="true" %>
 
<html>
	<head>
		<title>error page</title>
	</head>
	<body> 
		Occurred exception is: <%= exception %>		
	</body>
</html>

web.xml

<web-app>
 
  <error-page>  
  	<exception-type>java.lang.Exception</exception-type>  
  	<location>/error.jsp</location>  
  </error-page> 
 
  <welcome-file-list>
    <welcome-file>welcome.jsp</welcome-file>
  </welcome-file-list>
</web-app>

Output:

jsp example 26 Download this example. Next Topic: JSP action tags with example. Previous Topic: JSP page implicit object with example.

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