* nulls in the stream. This means that the method can safely be used with a stream that contains
   * nulls as long as the *last* element is *not* null.
   *
   * (To "go out of its way," the method tracks a `set` bit so that it can distinguish "the final
   * split has a last element of null, so throw NPE" from "the final split was empty, so look for an
   * element in the prior one.")
   */

      private @Nullable Entry<E> last;

      @Override
      protected Iterator<Entry<E>> delegate() {
        return readOnlyIterator;
      }

      @Override
      public Entry<E> next() {
        last = super.next();
        return last;
      }

      @Override
      public void remove() {
        checkState(last != null, "no calls to next() since the last call to remove()");

    }
  }

  private void checkConsistentHashCorrectness(long hashCode) {
    int last = 0;
    for (int shards = 1; shards <= 100000; shards++) {
      int b = Hashing.consistentHash(hashCode, shards);
      if (b != last) {
        assertEquals(shards - 1, b);
        last = b;
      }
    }
  }

  public void testConsistentHash_probabilities() {

            // toString should reconstruct exact textual form
            assertEquals("S-1-5-21-1-2-3-1029", sid.toString());
            // RID is the last subauthority
            assertEquals(1029, sid.getRid());
            // getDomainSid should drop the last subauthority
            assertEquals("S-1-5-21-1-2-3", sid.getDomainSid().toString());
        }

        @Test

    @Required
    @Size(max = 1000)
    public String id;

    /**
     * The username of the user who last updated this access token.
     * Used for audit trail purposes to track who made changes.
     */
    @Size(max = 1000)
    public String updatedBy;

    /**
     * The timestamp when this access token was last updated.
     * Stored as a long value representing milliseconds since epoch.

    @Required
    @Size(max = 1000)
    public String id;

    /**
     * The username of the user who last updated this bad word entry.
     * Used for audit trail purposes to track who made changes.
     */
    @Size(max = 1000)
    public String updatedBy;

    /**
     * The timestamp when this bad word entry was last updated.
     * Stored as a long value representing milliseconds since epoch.

    @Size(max = 1000)
    public String id;

    /**
     * The username of the user who last updated this boost document configuration.
     * Used for audit trail purposes to track who made changes.
     */
    @Size(max = 1000)
    public String updatedBy;

    /**
     * The timestamp when this boost document configuration was last updated.
     * Stored as a long value representing milliseconds since epoch.

    public String id;

    /**
     * The username of the user who last updated this file authentication configuration.
     * Used for audit trail purposes to track who made changes.
     * Maximum length is 255 characters.
     */
    @Size(max = 255)
    public String updatedBy;

    /**
     * The timestamp when this file authentication configuration was last updated.
     * Stored as a long value representing milliseconds since epoch.

    @Size(max = 1000)
    public String id;

    /**
     * The username of the user who last updated this file configuration.
     * Used for audit trail purposes to track who made changes.
     */
    @Size(max = 1000)
    public String updatedBy;

    /**
     * The timestamp when this file configuration was last updated.
     * Stored as a long value representing milliseconds since epoch.

    public String id;

    /**
     * The username of the user who last updated this key match configuration.
     * Used for audit trail purposes to track who made changes.
     * Maximum length is 255 characters.
     */
    @Size(max = 255)
    public String updatedBy;

    /**
     * The timestamp when this key match configuration was last updated.
     * Stored as a long value representing milliseconds since epoch.