import javax.servlet.*; import javax.servlet.http.*; import java.io.*; import java.util.*; // This servlet displays System Properties. public class SysParam extends HttpServlet{ public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { PrintWriter out = resp.getWriter(); resp.setContentType("text/html"); Properties p = System.getProperties(); out.println("

System Properties:

"); out.println(""); Enumeration st = p.propertyNames(); out.println(""); out.println(""); while (st.hasMoreElements()) { out.println(""); String st1 = (String) st.nextElement(); String st2 = p.getProperty(st1); out.println(""); out.println(""); out.println(""); } out.println("

"+st1+":

"); if (st2.length()<128) { out.println(""+st2+"
"); } else { String delim=";"; if (st2.indexOf(";")==0) { delim=":"; } StringTokenizer st3 = new StringTokenizer(st2,delim); while (st3.hasMoreElements()) { out.println(st3.nextElement()+delim+"
"); } } out.println("

"); out.println("

File System:

"); out.println(""); File f= new File("."); out.println(""+f.getAbsolutePath()+"

"); String [] flist = f.list(); for (int i=0;i"); } out.println(""); } // End doGet }