import java.io.*; import java.util.*; import javax.servlet.*; import javax.servlet.http.*; public class TableServlet extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { PrintWriter out = response.getWriter(); String name = null; // Retrieve the system properties Properties props = System.getProperties (); Enumeration enames = props.propertyNames (); response.setContentType("text/html"); out.println ("<html>"); out.println ("<body>"); out.println ("<table border"); // Cycle through the system properties and create // a table consisting of only user related information. while (enames.hasMoreElements ()) { name = (String)enames.nextElement (); if (name.startsWith ("user.")) { out.println ("<tr>"); out.println ("<td>" + name + "</td>"); out.println ("<td>" + props.getProperty (name) + "</td>"); out.println ("<tr>"); } } out.println ("</table>"); out.println ("</body>"); out.println ("</html>"); } }