Method valEquals

src/main/java/gate/util/RBTreeMap.java:1078–1080

Test two values for equality. Differs from o1.equals(o2) only in that it copes with with null o1 properly.

(Object o1, Object o2)

    * that it copes with with <tt>null</tt> o1 properly.
    */
  private static boolean valEquals(Object o1, Object o2) {
    return (o1==null ? o2==null : o1.equals(o2));
  }

  private static final boolean RED   = false;