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 */ 017package org.apache.logging.log4j.core.config; 018 019import java.io.Serializable; 020 021import org.apache.logging.log4j.Level; 022import org.apache.logging.log4j.core.Appender; 023import org.apache.logging.log4j.core.Layout; 024import org.apache.logging.log4j.core.appender.ConsoleAppender; 025import org.apache.logging.log4j.core.layout.PatternLayout; 026import org.apache.logging.log4j.util.PropertiesUtil; 027 028/** 029 * The default configuration writes all output to the Console using the default logging level. You configure default 030 * logging level by setting the system property "org.apache.logging.log4j.level" to a level name. If you do not 031 * specify the property, Log4j uses the ERROR Level. Log Events will be printed using the basic formatting provided 032 * by each Message. 033 */ 034public class DefaultConfiguration extends AbstractConfiguration { 035 036 private static final long serialVersionUID = 1L; 037 038 /** 039 * The name of the default configuration. 040 */ 041 public static final String DEFAULT_NAME = "Default"; 042 /** 043 * The System Property used to specify the logging level. 044 */ 045 public static final String DEFAULT_LEVEL = "org.apache.logging.log4j.level"; 046 /** 047 * The default Pattern used for the default Layout. 048 */ 049 public static final String DEFAULT_PATTERN = "%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n"; 050 051 /** 052 * Constructor to create the default configuration. 053 */ 054 public DefaultConfiguration() { 055 super(ConfigurationSource.NULL_SOURCE); 056 057 setName(DEFAULT_NAME); 058 final Layout<? extends Serializable> layout = PatternLayout.newBuilder() 059 .withPattern(DEFAULT_PATTERN) 060 .withConfiguration(this) 061 .build(); 062 final Appender appender = ConsoleAppender.createDefaultAppenderForLayout(layout); 063 appender.start(); 064 addAppender(appender); 065 final LoggerConfig root = getRootLogger(); 066 root.addAppender(appender, null, null); 067 068 final String levelName = PropertiesUtil.getProperties().getStringProperty(DEFAULT_LEVEL); 069 final Level level = levelName != null && Level.valueOf(levelName) != null ? 070 Level.valueOf(levelName) : Level.ERROR; 071 root.setLevel(level); 072 } 073 074 @Override 075 protected void doConfigure() { 076 } 077}