/**
   * Contains the link pointers corresponding with the entries, in the range of [0, size()). The
   * high 32 bits of each long is the "prev" pointer, whereas the low 32 bits is the "succ" pointer
   * (pointing to the next entry in the linked list). The pointers in [size(), entries.length) are
   * all "null" (UNSET).
   *
   * <p>A node with "prev" pointer equal to {@code ENDPOINT} is the first node in the linked list,

   *   println(perm);
   * }
   * // -> ["a", "b", "c"]
   * // -> ["a", "c", "b"]
   * // -> ["b", "a", "c"]
   * // -> ["b", "c", "a"]
   * // -> ["c", "a", "b"]
   * // -> ["c", "b", "a"]
   *
   * for (List<Integer> perm : orderedPermutations(asList(1, 2, 2, 1))) {
   *   println(perm);
   * }
   * // -> [1, 1, 2, 2]
   * // -> [1, 2, 1, 2]

    } else {
      builder
          .append(o.getClass().getName())
          .append("@")
          .append(Integer.toHexString(System.identityHashCode(o)));
    }
  }

  /** Helper for printing user supplied objects into our toString method. */
  @SuppressWarnings("CatchingUnchecked") // sneaky checked exception
  private void appendUserObject(StringBuilder builder, @CheckForNull Object o) {

   *   println(perm);
   * }
   * // -> ["a", "b", "c"]
   * // -> ["a", "c", "b"]
   * // -> ["b", "a", "c"]
   * // -> ["b", "c", "a"]
   * // -> ["c", "a", "b"]
   * // -> ["c", "b", "a"]
   *
   * for (List<Integer> perm : orderedPermutations(asList(1, 2, 2, 1))) {
   *   println(perm);
   * }
   * // -> [1, 1, 2, 2]
   * // -> [1, 2, 1, 2]

      String expected = (howManyChecked % 2 == 0) ? "a" : "b";
      assertEquals(expected, string);
      if (howManyChecked++ == 5) {
        break;
      }
    }

    // We left the last iterator pointing to "b". But a new iterator should
    // always point to "a".
    for (String string : cycle) {
      assertEquals("a", string);
      break;
    }

    assertEquals("[a, b] (cycled)", cycle.toString());

   *       return Integer.toString(in * in);
   *     }
   * };
   * Multimap<String, String> transformed =
   *     Multimaps.transformValues(multimap, square);
   *   System.out.println(transformed);
   * }</pre>
   *
   * ... prints {@code {a=[4, 16], b=[9, 9], c=[36]}}.
   *
   * <p>Changes in the underlying multimap are reflected in this view. Conversely, this view

      String expected = (howManyChecked % 2 == 0) ? "a" : "b";
      assertEquals(expected, string);
      if (howManyChecked++ == 5) {
        break;
      }
    }

    // We left the last iterator pointing to "b". But a new iterator should
    // always point to "a".
    for (String string : cycle) {
      assertEquals("a", string);
      break;
    }

    assertEquals("[a, b] (cycled)", cycle.toString());

      }
      return false;
    }

    @Override
    public int hashCode() {
      return bimap.hashCode();
    }

    // There's really no good way to implement toString() without printing the entire BiMap, right?
    @Override
    public String toString() {
      return "Maps.asConverter(" + bimap + ")";
    }

    private static final long serialVersionUID = 0L;
  }

  /**

  /**
   * Contains the link pointers corresponding with the entries, in the range of [0, size()). The
   * high 32 bits of each long is the "prev" pointer, whereas the low 32 bits is the "succ" pointer
   * (pointing to the next entry in the linked list). The pointers in [size(), entries.length) are
   * all "null" (UNSET).
   *
   * <p>A node with "prev" pointer equal to {@code ENDPOINT} is the first node in the linked list,