BeginnersBookDemo/src/HelloFormPost.java


// Import required java libraries
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;

// Extend HttpServlet class
public class HelloFormPost extends HttpServlet {

   /**
    * 
    */
   private static final long serialVersionUID = 7201972957655188417L;

   // Method to handle GET method request.
   public void doGet(HttpServletRequest request, HttpServletResponse response)
         throws ServletException, IOException {

      // Set response content type
      response.setContentType("text/html");

      PrintWriter out = response.getWriter();
      String title = "Using GET Method to Read Form Data";
      String docType = "<!doctype html public \"-//w3c//dtd html 4.0 " +
            "transitional//en\">\n";

      out.println(docType +
            "<html>\n" +
            "<head><title>" + title + "</title></head>\n" +
            "<body bgcolor = \"#f0f0f0\">\n" +
            "<h1 align = \"center\">" + title + "</h1>\n" +
            "<ul>\n" +
            "  <li><b>First Name</b>: "
            + request.getParameter("first_name") + "\n" +
            "  <li><b>Last Name</b>: "
            + request.getParameter("last_name") + "\n" +
            "</ul>\n" +
            "</body>" +
            "</html>");
   }

   // Method to handle POST method request.
   public void doPost(HttpServletRequest request, HttpServletResponse response)
         throws ServletException, IOException {

      doGet(request, response);
   }
}