qadevOOo/runner/convwatch/TriState.java

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  27
  28 package convwatch;
  29
  30 public class TriState
  31 {
  32     public static final TriState TRUE = new TriState(1);
  33     public static final TriState FALSE = new TriState(0);
  34     public static final TriState UNSET = new TriState(-1);
  35
  36     int m_nValue;
  37
  38     /**
  39        Allocates a <code>TriState</code> object representing the
  40        <code>value</code> argument.
  41
  42        @param   value   the value of the <code>TriState</code>.
  43     */
  44     public TriState(int value)
  45         {
  46             m_nValue = value;
  47         }
  48
  49     /**
  50        Returns the value of this TriState object as an int
  51      * @return the primitive <code>int</code> value of this object.
  52     */
  53     public int intValue()
  54         {
  55             return m_nValue;
  56         }
  57     /**
  58        Returns <code>true</code> if and only if the argument is not
  59        <code>null</code> and is a <code>TriState</code> object that
  60        contains the same <code>int</code> value as this object.
  61
  62        @param   obj   the object to compare with.
  63        @return  <code>true</code> if the objects are the same;
  64                 <code>false</code> otherwise.
  65     */
  66
  67     public boolean equals(Object obj)
  68         {
  69             if ((obj != null) &&
  70                 (obj instanceof TriState))
  71             {
  72                 return m_nValue == ((TriState)obj).intValue();
  73             }
  74             return false;
  75         }
  76 }