Пример #1
0
  /**
   * Returns <code>true</code> if the registry contains the given object pair. Used by the
   * reflection methods to avoid infinite loops. Objects might be swapped therefore a check is
   * needed if the object pair is registered in given or swapped order.
   *
   * @param lhs <code>this</code> object to lookup in registry
   * @param rhs the other object to lookup on registry
   * @return boolean <code>true</code> if the registry contains the given object.
   * @since 3.0
   */
  static boolean isRegistered(Object lhs, Object rhs) {
    Set<Pair<IDKey, IDKey>> registry = getRegistry();
    Pair<IDKey, IDKey> pair = getRegisterPair(lhs, rhs);
    Pair<IDKey, IDKey> swappedPair = Pair.of(pair.getLeft(), pair.getRight());

    return registry != null && (registry.contains(pair) || registry.contains(swappedPair));
  }
Пример #2
0
 /**
  * Converters value pair into a register pair.
  *
  * @param lhs <code>this</code> object
  * @param rhs the other object
  * @return the pair
  */
 static Pair<IDKey, IDKey> getRegisterPair(Object lhs, Object rhs) {
   IDKey left = new IDKey(lhs);
   IDKey right = new IDKey(rhs);
   return Pair.of(left, right);
 }