HTTP Tunneling - Developing Java Servlets - page 66

L ISTING 6.4

StudentListTunnelServlet.java

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

import StudentList;

public class StudentListTunnelServlet extends HttpServlet {

public void init(ServletConfig config)
throws ServletException {

super.init(config);

}

//Service the request
public void service(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {

try {

// Create the ObjectInputStream with
// the Request InputStream.
ObjectInputStream ois =
new ObjectInputStream(request.getInputStream());

// Read the Object. Make sure the StudentList Object
// is in your CLASSPATH or you will receive a
// ClassNotFoundException.
StudentList list = (StudentList)ois.readObject();

// The Response Begins Here
response.setContentType(“application/octet-stream”);

ObjectOutputStream oos =
new ObjectOutputStream(response.getOutputStream());

// Echo the object to the response
oos.writeObject(list);
oos.flush();
oos.close();

}
catch (ClassNotFoundException cnfe) {