gov/nasa/worldwind/examples/LoggingControl.java

   1 /*
   2 Copyright (C) 2001, 2006 United States Government
   3 as represented by the Administrator of the
   4 National Aeronautics and Space Administration.
   5 All Rights Reserved.
   6 */
   7 package gov.nasa.worldwind.examples;
   8
   9 import java.util.logging.*;
  10
  11 /**
  12  * Illustrate control and redirection of World Wind logging.
  13  *
  14  * @author tag
  15  * @version $Id: LoggingControl.java 2472 2007-07-31 22:49:29Z tgaskins $
  16  */
  17 public class LoggingControl extends ApplicationTemplate
  18 {
  19     // Use the standard World Wind application template
  20     private static class AppFrame extends ApplicationTemplate.AppFrame
  21     {
  22         public AppFrame()
  23         {
  24             super(true, true, false); // status bar, layer panel, not statistics panel
  25         }
  26     }
  27
  28     public static void main(String[] args)
  29     {
  30         // Get the World Wind logger by name.
  31         Logger logger = Logger.getLogger("gov.nasa.worldwind");
  32
  33         // Turn off logging to parent handlers of the World Wind handler.
  34         logger.setUseParentHandlers(false);
  35
  36         // Create a console handler (defined below) that we use to write log messages.
  37         final ConsoleHandler handler = new MyHandler();
  38
  39         // Enable all logging levels on both the logger and the handler.
  40         logger.setLevel(Level.ALL);
  41         handler.setLevel(Level.ALL);
  42
  43         // Add our handler to the logger
  44         logger.addHandler(handler);
  45
  46         // Start the application.
  47         ApplicationTemplate.start("World Wind Logging Control", AppFrame.class);
  48     }
  49
  50     private static class MyHandler extends ConsoleHandler
  51     {
  52         public void publish(LogRecord logRecord)
  53         {
  54             // Just redirect the record to ConsoleHandler for printing.
  55             System.out.printf("Hey, this came from Me!\n");
  56             super.publish(logRecord);
  57         }
  58     }
  59 }