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.classic.pattern;
15  
16  import ch.qos.logback.core.CoreConstants;
17  
18  /**
19   * This abbreviator returns the class name from a fully qualified class name,
20   * removing the leading package name.
21   * 
22   * @author Ceki Gülcü
23   */
24  public class ClassNameOnlyAbbreviator implements Abbreviator {
25  
26      public String abbreviate(String fqClassName) {
27          // we ignore the fact that the separator character can also be a dollar
28          // If the inner class is org.good.AClass#Inner, returning
29          // AClass#Inner seems most appropriate
30          int lastIndex = fqClassName.lastIndexOf(CoreConstants.DOT);
31          if (lastIndex != -1) {
32              return fqClassName.substring(lastIndex + 1, fqClassName.length());
33          } else {
34              return fqClassName;
35          }
36      }
37  }