Source for gnu.classpath.debug.SystemLogger

   1: /* SystemLogger.java -- Classpath's system debugging logger.
   2:    Copyright (C) 2005  Free Software Foundation, Inc.
   3: 
   4: This file is a part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2 of the License, or (at
   9: your option) any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; if not, write to the Free Software
  18: Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under terms
  30: of your choice, provided that you also meet, for each linked independent
  31: module, the terms and conditions of the license of that module.  An
  32: independent module is a module which is not derived from or based on
  33: this library.  If you modify this library, you may extend this exception
  34: to your version of the library, but you are not obligated to do so.  If
  35: you do not wish to do so, delete this exception statement from your
  36: version.  */
  37: 
  38: 
  39: package gnu.classpath.debug;
  40: 
  41: import gnu.classpath.SystemProperties;
  42: import java.util.StringTokenizer;
  43: import java.util.logging.Logger;
  44: 
  45: public final class SystemLogger
  46: {
  47:   public static final Logger SYSTEM = Logger.getLogger ("gnu.classpath");
  48: 
  49:   static
  50:   {
  51:     SYSTEM.setFilter (PreciseFilter.GLOBAL);
  52: 
  53:     String defaults = SystemProperties.getProperty ("gnu.classpath.debug.components");
  54: 
  55:     if (defaults != null)
  56:       {
  57:         StringTokenizer tok = new StringTokenizer (defaults, ",");
  58:         while (tok.hasMoreTokens ())
  59:           {
  60:             Component c = Component.forName (tok.nextToken ());
  61:             if (c != null)
  62:               PreciseFilter.GLOBAL.enable (c);
  63:             SYSTEM.log (java.util.logging.Level.INFO, "enabled: {0}", c);
  64:           }
  65:       }
  66: 
  67:     java.util.logging.Handler[] h = SYSTEM.getHandlers ();
  68:     for (int i = 0; i < h.length; i++)
  69:         System.out.println (h[i]);
  70:   }
  71: }