1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache license, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the license for the specific language governing permissions and
15 * limitations under the license.
16 */
17 package org.apache.logging.log4j.core.config;
18
19 import java.io.Serializable;
20
21 import org.apache.logging.log4j.Level;
22 import org.apache.logging.log4j.core.Appender;
23 import org.apache.logging.log4j.core.Layout;
24 import org.apache.logging.log4j.core.appender.ConsoleAppender;
25 import org.apache.logging.log4j.core.layout.PatternLayout;
26 import org.apache.logging.log4j.util.PropertiesUtil;
27
28 /**
29 * The default configuration writes all output to the Console using the default logging level. You configure default
30 * logging level by setting the system property "org.apache.logging.log4j.level" to a level name. If you do not
31 * specify the property, Log4j uses the ERROR Level. Log Events will be printed using the basic formatting provided
32 * by each Message.
33 */
34 public class DefaultConfiguration extends BaseConfiguration {
35
36 /**
37 * The name of the default configuration.
38 */
39 public static final String DEFAULT_NAME = "Default";
40 /**
41 * The System Property used to specify the logging level.
42 */
43 public static final String DEFAULT_LEVEL = "org.apache.logging.log4j.level";
44
45 /**
46 * Constructor to create the default configuration.
47 */
48 public DefaultConfiguration() {
49
50 setName(DEFAULT_NAME);
51 final Layout<? extends Serializable> layout =
52 PatternLayout.createLayout("%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n", null, null, null, null);
53 final Appender appender =
54 ConsoleAppender.createAppender(layout, null, "SYSTEM_OUT", "Console", "false", "true");
55 appender.start();
56 addAppender(appender);
57 final LoggerConfig root = getRootLogger();
58 root.addAppender(appender, null, null);
59
60 final String levelName = PropertiesUtil.getProperties().getStringProperty(DEFAULT_LEVEL);
61 final Level level = levelName != null && Level.valueOf(levelName) != null ?
62 Level.valueOf(levelName) : Level.ERROR;
63 root.setLevel(level);
64 }
65
66 @Override
67 protected void doConfigure() {
68 }
69 }