001    /**
002     *  Licensed to the Apache Software Foundation (ASF) under one or more
003     *  contributor license agreements.  See the NOTICE file distributed with
004     *  this work for additional information regarding copyright ownership.
005     *  The ASF licenses this file to You under the Apache License, Version 2.0
006     *  (the "License"); you may not use this file except in compliance with
007     *  the License.  You may obtain a copy of the License at
008     *
009     *     http://www.apache.org/licenses/LICENSE-2.0
010     *
011     *  Unless required by applicable law or agreed to in writing, software
012     *  distributed under the License is distributed on an "AS IS" BASIS,
013     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     *  See the License for the specific language governing permissions and
015     *  limitations under the License.
016     */
017    
018    package org.apache.geronimo.kernel.log;
019    
020    import java.lang.reflect.Method;
021    import java.util.Map;
022    import java.util.HashMap;
023    
024    import org.apache.commons.logging.LogFactory;
025    
026    /**
027     * @version $Rev: 513482 $ $Date: 2007-03-01 15:19:42 -0500 (Thu, 01 Mar 2007) $
028     */
029    public class GeronimoLogging {
030    
031        //this needs to go before the instance constants or you get an NPE in the constructor.
032        private static final Map levels = new HashMap();
033    
034        public static final GeronimoLogging TRACE = new GeronimoLogging("TRACE");
035        public static final GeronimoLogging DEBUG = new GeronimoLogging("DEBUG");
036        public static final GeronimoLogging INFO = new GeronimoLogging("INFO");
037        public static final GeronimoLogging WARN = new GeronimoLogging("WARN");
038        public static final GeronimoLogging ERROR = new GeronimoLogging("ERROR");
039        public static final GeronimoLogging FATAL = new GeronimoLogging("FATAL");
040    
041        private static boolean initialized = false;
042        private static GeronimoLogging consoleLogLevel = ERROR;
043        private static GeronimoLogging defaultLevel;
044    
045        /**
046         * Initializes the logging system used by Geronimo.  This MUST be called in
047         * in the main class used to start the geronimo server.
048         */
049        public static void initialize(GeronimoLogging level) {
050            if (!initialized) {
051                defaultLevel = level;
052                consoleLogLevel = level;
053    
054                // force the log factory to initialize
055                LogFactory.getLog(GeronimoLogging.class);
056                
057                initialized = true;
058            }
059        }
060    
061        public static void setDefaultLogLevel(GeronimoLogging level) {
062            defaultLevel = level;
063        }
064    
065        public static GeronimoLogging getDefaultLevel() {
066            return defaultLevel;
067        }
068    
069        public static GeronimoLogging getConsoleLogLevel() {
070            return consoleLogLevel;
071        }
072    
073        public static void setConsoleLogLevel(GeronimoLogging consoleLogLevel) {
074            GeronimoLogging.consoleLogLevel = consoleLogLevel;
075        }
076    
077        public static GeronimoLogging getGeronimoLogging(String level) {
078            return (GeronimoLogging) levels.get(level);
079        }
080    
081        private final String level;
082    
083        private GeronimoLogging(String level) {
084            this.level = level;
085            levels.put(level, this);
086        }
087    
088        public String toString() {
089            return level;
090        }
091    
092        /**
093         * Check if the Geronimo bootstrap logging initialization is enabled.
094         *
095         * <p>Checks the system property <tt>geronimo.bootstrap.logging.enabled</tt>
096         * if not set, or set to "true" then bootstrap logging initialization is enabled.
097         *
098         * @return  True of bootstrap logging initialization is enabled.
099         */
100        public static boolean isBootstrapLoggingInitializationEnabled() {
101            String value = System.getProperty("geronimo.bootstrap.logging.enabled");
102            if (value == null) {
103                return true;
104            }
105            else {
106                return Boolean.valueOf(value).booleanValue();
107            }
108        }
109    }