import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class PostHandler extends HttpServlet {
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, java.io.IOException {
/* Use the ServletRequest.getParameter(String name), getParameterMap(), getParameterNames(), or getParameterValues() methods in the servlet's doPost method*/
String name = request.getParameter("username");
String firstname = request.getParameter("userfirstname");
String email = request.getParameter("email");
response.setContentType("text/html");
java.io.PrintWriter out = response.getWriter();
out.println("");
out.println("");
out.println("Welcome");
out.println("");
out.println("");
out.println("Your Identity
");
out.println("Your name is: " + ( (name == null || name.equals("")) ? "Unknown" : name));
out.println("
");
out.println("Your first name is: " + ( (firstname == null || firstname.equals("")) ? "Unknown" : firstname));
out.println("
");
out.println("Your email address is: " + ( (email == null || email.equals("")) ? "Unknown" : email));
out.println("Using ServletRequest.getParameterMap
");
Map param_map = request.getParameterMap();
if (param_map == null)
throw new ServletException("getParameterMap returned null in: " + getClass().getName());
for ( Object key : param_map.keySet()) {
out.println(key + ": ");
String[] arr = (String[]) param_map.get(key);
for(int i=0;i 0 && i != arr.length-1)
out.println(", ");}//end for
out.println("
");
}
out.println("");
out.println("");
out.close();
}
public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, java.io.IOException {
doPost(request,response);
}
}