Java Technology PROGRAMS in APPLETS, SWING, JAVA SERVLETS, JSP

import java.io.*; import javax.servlet.*; import javax.servlet.http.*; import java.util.*; public class FormServlet extends HttpServlet { public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doGet(request, response); } public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { PrintWriter out = response.getWriter(); response.setContentType("text/html"); String uagent = request.getHeader("user-agent"); String myref = request.getHeader("referer"); if ((uagent!=null) &&  (uagent.indexOf("MSIE")!=-1 ) ) { response.sendRedirect("http://localhost:8080/wtad2013/ServletDemo"); // out.println("You are from IE "); } else { response.sendRedirect("http://www.google.co.in...

import java.io.*; import javax.servlet.*; import javax.servlet.http.*; import java.util.*; public class RequestHeaderRead extends HttpServlet { public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doGet(request, response); } public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { Enumeration hnames = request.getHeaderNames(); PrintWriter out = response.getWriter(); response.setContentType("text/html"); out.println("Protocol Name : " + request.getProtocol()); out.println("<br> Method : " + request.getMethod()); out.println("<br> Query String : " + request.getQueryString()); out.println("<br> URI  : " + request.getRequestURI()); out.println(" <h2> Header Names  </h2>: <br>" ); ...

import java.io.*; import javax.servlet.*; import javax.servlet.http.*; import java.util.*; public class ServletDemo extends HttpServlet { public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { myOperation(request, response); } public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { myOperation(request, response); } public void myOperation(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { //response.setContentType("img/gif"); PrintWriter out = response.getWriter(); out.println("<html> <head> <title> First Servlet </title></head>"); out.println("<body> "); out.println("<h1>Hello World</h1>"); BufferedReader br = request.getReader(); char[] buff=  new char[4 * 1...