How to redirect to second page from first page through servlet

Servlet Mapping example in deployment descriptor

This java server page (jsp) example shows how to redirect from a page another page in jsp, the request from jsp page will pass through a servlet and from the servlet to second . the following java code will decide which page the request should be directed : page.response.sendRedirect("secondPage.jsp");

web.xml file

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
  <display-name>Artificial intelligence</display-name>
  <welcome-file-list>
    <welcome-file>newPage.jsp</welcome-file>
  </welcome-file-list>
  <servlet>
    <description>An example for servlet mapping in jsp servlet</description>
    <display-name>Beyonce superbowl</display-name>
    <servlet-name>Beyonce</servlet-name>
    <servlet-class>com.NeuralNetwork.servlet.EvasiOn</servlet-class>
  </servlet>
  <servlet-mapping>
    <servlet-name>Beyonce</servlet-name>
    <url-pattern>/NeuralNetwork.jsp</url-pattern>
  </servlet-mapping>
</web-app>

JSTL : Java Standard Tag Library

Alternate Solution for JSP tags in JSTL

Jstl equivalent for ('<%=request.getParameter("id")%>') :: ${param.id} and ${param.["id"]}

Jstl equivalent for  session :: ${sessionScope.Object.variableName}


You need to add the jstl jar to your project, Before using the above codes

Download link

<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>

To know How to use jstl inside your web application click here

http://belazy.blog.com/