📄 accessrecorderservlet.java
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/* * Java Network Programming, Second Edition * Merlin Hughes, Michael Shoffner, Derek Hamner * Manning Publications Company; ISBN 188477749X * * http://nitric.com/jnp/ * * Copyright (c) 1997-1999 Merlin Hughes, Michael Shoffner, Derek Hamner; * all rights reserved; see license.txt for details. */import java.io.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class AccessRecorderServlet extends PersistentHttpServlet {
protected Date dateLoaded;
public void init (ServletConfig config) throws ServletException {
super.init (config, 5 * 60 * 1000);
dateLoaded = new Date ();
}
protected Serializable createState () {
return new AccessRecord ();
}
protected void doGet (HttpServletRequest request, HttpServletResponse response) throws IOException {
((AccessRecord) state).recordAccess ();
stateChanged ();
response.setContentType ("text/html");
PrintWriter writer = response.getWriter ();
writer.println ("<html><body>");
writer.println ("servlet last loaded on: " + dateLoaded + "<br>");
writer.println (state + "<br>");
writer.println ("</body></html>");
writer.close ();
}
}
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