ThreeParams.java  Servlet that reads and displays three request (form) parameters. Uses the ServletUtilities  class. 

package cwp;

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;

/** Simple servlet that reads three parameters from the
 *  form data.
 *  


 *  Taken from Core Web Programming Java 2 Edition
 *  from Prentice Hall and Sun Microsystems Press,
 *  .
 *  May be freely used or adapted.
 */

public class ThreeParams extends HttpServlet {
  public void doGet(HttpServletRequest request,
                    HttpServletResponse response)
      throws ServletException, IOException {
    response.setContentType("text/html");
    PrintWriter out = response.getWriter();
    String title = "Reading Three Request Parameters";
    out.println(ServletUtilities.headWithTitle(title) +
                "\n" +
                "
" + title + "
\n" +
                "

    \n" +
                    "  
    param1: "
                    + request.getParameter("param1") + "\n" +
                    "  
    param2: "
                    + request.getParameter("param2") + "\n" +
                    "  
    param3: "
                    + request.getParameter("param3") + "\n" +
                    "

\n" +
                "");
  }
}