package servlets;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
/**
* This is a simple example of an HTTP Servlet. It responds to the GET
* method of the HTTP protocol.
*/
public class GreetingServlet2 extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
response.setBufferSize(8192);
PrintWriter out = response.getWriter();
// then write the data of the response
out.println("<html>" + "<head><title>Hello</title></head>");
// then write the data of the response
out.println("<body bgcolor=\"#ffffff\">"
+ "<img src=\"duke.waving.gif\" alt=\"Duke waving\">"
+ "<h2>Hello, my name is Duke. What's yours?</h2>"
+ "<form method=\"get\" action=\"greeting2\">"
+ "<input type=\"text\" name=\"username\" size=\"25\">" + "<p></p>"
+ "<input type=\"submit\" value=\"Submit\">"
+ "<input type=\"reset\" value=\"Reset\">" + "</form>");
String username = request.getParameter("username");
if ((username != null) && (username.length() > 0)) {
RequestDispatcher dispatcher =
getServletContext().getRequestDispatcher("/response");
if (dispatcher != null) {
dispatcher.include(request, response);
}
}
// Forward to another page - banner page in this example
RequestDispatcher dispatcher =
getServletContext().getRequestDispatcher("/banner.html");
if (dispatcher != null) {
dispatcher.forward(request, response);
}
out.println("</body></html>");
out.close();
}
public String getServletInfo() {
return "The Hello servlet says hello.";
}
}