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 package org.apache.logging.log4j.core.config; 018 019 import org.apache.logging.log4j.Level; 020 import org.apache.logging.log4j.core.Appender; 021 import org.apache.logging.log4j.core.Layout; 022 import org.apache.logging.log4j.core.appender.ConsoleAppender; 023 import org.apache.logging.log4j.core.layout.PatternLayout; 024 025 /** 026 * The default configuration writes all output to the Console using the default logging level. You configure default logging level by setting the 027 * system property "org.apache.logging.log4j.level" to a level name. If you do not specify the property, Log4J uses the ERROR Level. Log 028 * Events will be printed using the basic formatting provided by each Message. 029 */ 030 public class DefaultConfiguration extends BaseConfiguration { 031 032 /** 033 * The name of the default configuration. 034 */ 035 public static final String DEFAULT_NAME = "Default"; 036 /** 037 * The System Proerty used to specify the logging level. 038 */ 039 public static final String DEFAULT_LEVEL = "org.apache.logging.log4j.level"; 040 041 /** 042 * Constructor to create the default configuration. 043 */ 044 public DefaultConfiguration() { 045 046 setName(DEFAULT_NAME); 047 Layout layout = PatternLayout.createLayout("%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n", 048 null, null, null); 049 Appender appender = ConsoleAppender.createAppender(layout, null, "SYSTEM_OUT", "Console", "true"); 050 appender.start(); 051 addAppender(appender); 052 LoggerConfig root = getRootLogger(); 053 root.addAppender(appender, null, null); 054 055 String levelName = System.getProperty(DEFAULT_LEVEL); 056 Level level = levelName != null && Level.valueOf(levelName) != null ? Level.valueOf(levelName) : Level.ERROR; 057 root.setLevel(level); 058 } 059 060 @Override 061 protected void doConfigure() { 062 } 063 }