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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.util;
15  
16  /**
17   * AggregationType classifies how one object is contained within another object.
18   * 
19   * 
20   * 
21   * See also http://en.wikipedia.org/wiki/Class_diagram and
22   * http://en.wikipedia.org/wiki/Object_composition
23   * 
24   * @author Ceki Gulcu
25   */
26  public enum AggregationType {
27      NOT_FOUND, AS_BASIC_PROPERTY, // Long, Integer, Double,..., java primitive, String,
28                                    // Duration or FileSize
29      AS_COMPLEX_PROPERTY, // a complex property, a.k.a. attribute, is any attribute
30                           // not covered by basic attributes, i.e.
31                           // object types defined by the user
32      AS_BASIC_PROPERTY_COLLECTION, // a collection of basic attributes
33      AS_COMPLEX_PROPERTY_COLLECTION; // a collection of complex attributes
34  }