qadevOOo/runner/convwatch/TriState.java

   1 /*
   2  * This file is part of the LibreOffice project.
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7  *
   8  * This file incorporates work covered by the following license notice:
   9  *
  10  *   Licensed to the Apache Software Foundation (ASF) under one or more
  11  *   contributor license agreements. See the NOTICE file distributed
  12  *   with this work for additional information regarding copyright
  13  *   ownership. The ASF licenses this file to you under the Apache
  14  *   License, Version 2.0 (the "License"); you may not use this file
  15  *   except in compliance with the License. You may obtain a copy of
  16  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  17  */
  18
  19 package convwatch;
  20
  21 public class TriState
  22 {
  23     public static final TriState TRUE = new TriState(1);
  24     public static final TriState FALSE = new TriState(0);
  25     public static final TriState UNSET = new TriState(-1);
  26
  27     int m_nValue;
  28
  29     /**
  30        Allocates a <code>TriState</code> object representing the
  31        <code>value</code> argument.
  32
  33        @param   value   the value of the <code>TriState</code>.
  34     */
  35     public TriState(int value)
  36         {
  37             m_nValue = value;
  38         }
  39
  40     /**
  41        Returns the value of this TriState object as an int
  42      * @return the primitive <code>int</code> value of this object.
  43     */
  44     public int intValue()
  45         {
  46             return m_nValue;
  47         }
  48     /**
  49        Returns <code>true</code> if and only if the argument is not
  50        <code>null</code> and is a <code>TriState</code> object that
  51        contains the same <code>int</code> value as this object.
  52
  53        @param   obj   the object to compare with.
  54        @return  <code>true</code> if the objects are the same;
  55                 <code>false</code> otherwise.
  56     */
  57
  58     public boolean equals(Object obj)
  59         {
  60             if ((obj != null) &&
  61                 (obj instanceof TriState))
  62             {
  63                 return m_nValue == ((TriState)obj).intValue();
  64             }
  65             return false;
  66         }
  67 }