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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 ch.qos.logback.core.hook;
15  
16  import ch.qos.logback.core.Context;
17  import ch.qos.logback.core.ContextBase;
18  import ch.qos.logback.core.spi.ContextAwareBase;
19  
20  /**
21   * Base class for classes implementing a Logback ShutdownHook via extension
22   *
23   * @author Mike Reinhold
24   */
25  public abstract class ShutdownHookBase extends ContextAwareBase implements ShutdownHook {
26  
27      public ShutdownHookBase() {
28      }
29  
30      /**
31       * Default method for stopping the Logback context
32       */
33      protected void stop() {
34          addInfo("Logback context being closed via shutdown hook");
35  
36          Context hookContext = getContext();
37          if (hookContext instanceof ContextBase) {
38              ContextBase context = (ContextBase) hookContext;
39              context.stop();
40          }
41      }
42  }