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1   /**
2    * Logback: the reliable, generic, fast and flexible logging framework.
3    * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
4    *
5    * This program and the accompanying materials are dual-licensed under
6    * either the terms of the Eclipse Public License v1.0 as published by
7    * the Eclipse Foundation
8    *
9    *   or (per the licensee's choosing)
10   *
11   * under the terms of the GNU Lesser General Public License version 2.1
12   * as published by the Free Software Foundation.
13   */
14  package chapters.filters;
15  
16  import org.slf4j.Logger;
17  import org.slf4j.LoggerFactory;
18  import org.slf4j.MDC;
19  import org.slf4j.Marker;
20  import org.slf4j.MarkerFactory;
21  
22  import ch.qos.logback.classic.LoggerContext;
23  import ch.qos.logback.classic.joran.JoranConfigurator;
24  import ch.qos.logback.core.joran.spi.JoranException;
25  
26  public class FilterEvents {
27  
28      public static void main(String[] args) throws InterruptedException {
29          if (args.length == 0) {
30              System.out.println("A configuration file must be passed as a parameter.");
31              return;
32          }
33  
34          Logger logger = (Logger) LoggerFactory.getLogger(FilterEvents.class);
35          LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
36  
37          try {
38              JoranConfigurator configurator = new JoranConfigurator();
39              configurator.setContext(lc);
40              lc.reset();
41              configurator.doConfigure(args[0]);
42          } catch (JoranException je) {
43              je.printStackTrace();
44          }
45  
46          for (int i = 0; i < 10; i++) {
47              if (i == 3) {
48                  MDC.put("username", "sebastien");
49                  logger.debug("logging statement {}", i);
50                  MDC.remove("username");
51              } else if (i == 6) {
52                  Marker billing = MarkerFactory.getMarker("billing");
53                  logger.error(billing, "billing statement {}", i);
54              } else {
55                  logger.info("logging statement {}", i);
56              }
57          }
58      }
59  }