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1   /**
2    * Logback: the reliable, generic, fast and flexible logging framework.
3    * Copyright (C) 1999-2011, 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.architecture;
15  
16  //Import SLF4J classes.
17  import org.slf4j.Logger;
18  import org.slf4j.LoggerFactory;
19  
20  import ch.qos.logback.classic.LoggerContext;
21  import ch.qos.logback.classic.joran.JoranConfigurator;
22  import ch.qos.logback.core.joran.spi.JoranException;
23  import ch.qos.logback.core.util.StatusPrinter;
24  
25  public class MyAppWithConfigFile {
26  
27    public static void main(String[] args) {
28      Logger logger = LoggerFactory.getLogger(MyAppWithConfigFile.class);
29      LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
30  
31      try {
32        JoranConfigurator configurator = new JoranConfigurator();
33        lc.reset();
34        configurator.setContext(lc);
35        configurator.doConfigure(args[0]);
36      } catch (JoranException je) {
37        StatusPrinter.print(lc.getStatusManager());
38      }
39      logger.info("Entering application.");
40      Bar bar = new Bar();
41      bar.doIt();
42      logger.info("Exiting application.");
43  
44    }
45  }