In this tutorial how to create a new project, how to create Hello World Program and how to execute the project in Advance Java (J2EE) is shown.<\/p>\n
To Create a new J2EE Project in Netbeans IDE, follow the below mentioned steps:<\/p>\n
To create a new Servlet<\/p>\n
Code:<\/p>\n
index.html<\/p>\n
<html>
\n<head>
\n<title>My first hello world program<\/title>
\n<meta charset=”UTF-8″>
\n<meta name=”viewport” content=”width=device-width, initial-scale=1.0″>
\n<\/head>
\n<body>
\n<form action=”HelloWorld” method=”POST”>
\n<input type=”submit” value=”Click Here”>
\n<\/form>
\n<\/body>
\n<\/html><\/p>\n
HelloWorld.java<\/p>\n
import java.io.IOException;
\nimport java.io.PrintWriter;
\nimport javax.servlet.ServletException;
\nimport javax.servlet.http.HttpServlet;
\nimport javax.servlet.http.HttpServletRequest;
\nimport javax.servlet.http.HttpServletResponse;<\/p>\n
public class HelloWorld extends HttpServlet {
\nprotected void doPost(HttpServletRequest request, HttpServletResponse response)
\nthrows ServletException, IOException {
\nresponse.setContentType(“text\/html;charset=UTF-8”);
\ntry (PrintWriter out = response.getWriter()) {
\n\/* TODO output your page here. You may use following sample code. *\/
\nout.println(“<!DOCTYPE html>”);
\nout.println(“<html>”);
\nout.println(“<head>”);
\nout.println(“<title>Servlet HelloWorld<\/title>”);
\nout.println(“<\/head>”);
\nout.println(“<body>”);
\nout.println(“<h1>” + “Hello World” + “<\/h1>”);
\nout.println(“<\/body>”);
\nout.println(“<\/html>”);
\n}
\n}<\/p>\n
}<\/p>\n
web.xml<\/p>\n
<?xml version=”1.0″ encoding=”UTF-8″?>
\n<web-app version=”3.1″ xmlns=”http:\/\/xmlns.jcp.org\/xml\/ns\/javaee” xmlns:xsi=”http:\/\/www.w3.org\/2001\/XMLSchema-instance” xsi:schemaLocation=”http:\/\/xmlns.jcp.org\/xml\/ns\/javaee http:\/\/xmlns.jcp.org\/xml\/ns\/javaee\/web-app_3_1.xsd”>
\n<servlet>
\n<servlet-name>HelloWorld<\/servlet-name>
\n<servlet-class>HelloWorld<\/servlet-class>
\n<\/servlet>
\n<servlet-mapping>
\n<servlet-name>HelloWorld<\/servlet-name>
\n<url-pattern>\/HelloWorld<\/url-pattern>
\n<\/servlet-mapping>
\n<session-config>
\n<session-timeout>
\n30
\n<\/session-timeout>
\n<\/session-config>
\n<\/web-app><\/p>\n
<\/p>\n