001 /* LoggingMxBean.java -- Management interface for logging 002 Copyright (C) 2006 Free Software Foundation, Inc. 003 004 This file is part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2, or (at your option) 009 any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; see the file COPYING. If not, write to the 018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 019 02110-1301 USA. 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 039 package java.util.logging; 040 041 import java.util.List; 042 043 /** 044 * This interface represents the management interface for logging. 045 * There is a single logging bean per VM instance, which can be 046 * retrieved via {@link LogManager#getLoggingMXBean()}. 047 * 048 * @since 1.5 049 */ 050 public interface LoggingMXBean 051 { 052 /** 053 * Return the name of the logging level given the name of 054 * a logger. Returns null if no such logger exists. 055 * @param logger the logger's name 056 * @return the logging level's name, or null 057 */ 058 String getLoggerLevel(String logger); 059 060 /** 061 * Return a list of all logger names. 062 */ 063 List<String> getLoggerNames(); 064 065 /** 066 * Return the name of the parent of the indicated logger. 067 * If no such logger exists, returns null. If the logger 068 * is the root logger, returns the empty string. 069 * @param logger the logger's name 070 * @return the name of the logger's parent, or null 071 */ 072 String getParentLoggerName(String logger); 073 074 /** 075 * Sets the logging level for a particular logger. 076 * 077 * @param logger the name of the logger 078 * @param level the name of the new logging level, or null 079 * @throws IllegalArgumentException if the level is not 080 * recognized, or if the logger does not exist 081 * @throws SecurityException if access is denied; 082 * see {@link Logger#setLevel(Level)} 083 */ 084 void setLoggerLevel(String logger, String level); 085 }