import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class QuizServlet extends HttpServlet {
String question, answerA, answerB, answerC, answerD, correct;
public void init() throws ServletException {
question = getInitParameter("question");
answerA = getInitParameter("answerA");
answerB = getInitParameter("answerB");
answerC = getInitParameter("answerC");
answerD = getInitParameter("answerD");
correct = getInitParameter("correct");
if (question == null || answerA == null || answerB == null ||
answerC == null || answerD == null || correct == null) {
throw new ServletException("Missing required init parameter(s)!");
}
}
public void doGet(HttpServletRequest req, HttpServletResponse rsp)
throws ServletException, IOException {
rsp.setContentType("text/html");
PrintWriter out = rsp.getWriter();
String answer = req.getParameter("answer");
out.println("");
out.println(" Online Quiz ");
out.println("");
if (answer == null) {
StringBuffer action = HttpUtils.getRequestURL(req);
out.println("");
} else {
if (answer.equals(correct))
out.println("YES! That's the right answer!
");
else
out.println("Sorry. That's the wrong answer.
");
}
out.println("");
}
public void doPost(HttpServletRequest req, HttpServletResponse rsp)
throws ServletException, IOException {
doGet(req,rsp);
}
}