+ class RobotServlet extends HttpServlet {
+ private static final long serialVersionUID = 7935661175336419089L;
+
+ @Override
+ protected void service(HttpServletRequest request, HttpServletResponse response)
+ throws ServletException, IOException {
+ PrintWriter writer = response.getWriter();
+ writer.append("User-agent: *\n");
+ writer.append("Disallow:\n");
+ response.setHeader("Content-Type", "text/plain");
+ writer.flush();
+ }
+
+ }
+