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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.layouts;
15  
16  import org.slf4j.Logger;
17  import org.slf4j.LoggerFactory;
18  
19  import ch.qos.logback.classic.LoggerContext;
20  import ch.qos.logback.classic.joran.JoranConfigurator;
21  import ch.qos.logback.core.joran.spi.JoranException;
22  import ch.qos.logback.core.util.StatusPrinter;
23  
24  public class TrivialMain {
25      public static void main(String[] args) throws InterruptedException {
26          Logger logger = LoggerFactory.getLogger(TrivialMain.class);
27          LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
28  
29          try {
30              JoranConfigurator configurator = new JoranConfigurator();
31              configurator.setContext(lc);
32              lc.reset();
33              configurator.doConfigure(args[0]);
34          } catch (JoranException je) {
35              // StatusPrinter will handle this
36          }
37          StatusPrinter.printInCaseOfErrorsOrWarnings(lc);
38  
39          for (int i = 0; i < 6; i++) {
40              if (i % 5 == 0) {
41                  logger.warn("a warning message " + i);
42              } else if (i % 3 == 0) {
43                  logger.info("hello world number" + i);
44              } else {
45                  logger.debug("hello world number" + i);
46              }
47          }
48          logger.error("Finish off with fireworks", new Exception("Just testing"));
49      }
50  }