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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: }