import java.io.*; import javax.servlet.*; import javax.servlet.http.*; // We rewrite the earlier CGI-LIB example in Java // Note: Java does not have CGI-LIB, it has a collection // of classes that essentially does the same things public class CGILibExample extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { response.setContentType("text/html"); PrintWriter out = response.getWriter(); out.println("A Simple Example"); out.println(""); out.println("

A Simple Example

"); out.println("
"); out.println("What's your name?

"); out.println("What's the combination?

"); out.println("eenie"); out.println("meenie"); out.println("minie"); out.println("moe

"); out.println("What's your favorite color? "); out.println(""); out.println("

"); out.println(""); out.println("

"); out.println("
"); // out.println(""); // out.println(""); if (request.getParameterNames().hasMoreElements()) { out.println("Your name is "+request.getParameter("name")+"

"); out.println("The keywords are: "); String [] words=request.getParameterValues("words"); int i=0; while(true){ out.println(words[i]); i=i+1; // words[0],words[1],...,words[i-1] has been printed // words[i] is about to be printed out if(i==words.length)break; out.print(", "); } out.println("

Your favorite color is "); out.println(request.getParameter("color")+"

"); } out.println(""); out.println(""); } // Do this because the servlet uses both post and get public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { doGet(request,response); } }