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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.spi;
15  
16  /**
17   *
18   * This enum represents the possible replies that a filtering component
19   * in logback can return. It is used by implementations of both 
20   * {@link ch.qos.logback.core.filter.Filter} and
21   * {@link ch.qos.logback.classic.turbo.TurboFilter} abstract classes.
22   * 
23   * Based on the order that the FilterReply values are declared,
24   * FilterReply.ACCEPT.compareTo(FilterReply.DENY) will return 
25   * a positive value.
26   *
27   * @author Sébastien Pennec
28   */
29  public enum FilterReply {
30      DENY, NEUTRAL, ACCEPT;
31  }