Ok, voici:
package com.developpez.tomcat;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.*;
/**
* @author PM
*/
public class Test extends HttpServlet {
protected void doGet(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
super.doGet(req,res);
PrintWriter writer = res.getWriter();
writer.println("Hello World !!!");
}
public void doPost(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
doGet(req, res);
}
}
voilà, merci