return new CompactHashMap<>(expectedSize);
  }

  private static final Object NOT_FOUND = new Object();

  /**
   * Maximum allowed false positive probability of detecting a hash flooding attack given random
   * input.
   */
  @VisibleForTesting(
      )
  static final double HASH_FLOODING_FPP = 0.001;

  /**

@SuppressWarnings("serial") // No serialization is used in this test
@GwtCompatible
@NullMarked
public class PeekingIteratorTest extends TestCase {

  /**
   * Version of {@link IteratorTester} that compares an iterator over a given collection of elements
   * (used as the reference iterator) against a {@code PeekingIterator} that *wraps* such an
   * iterator (used as the target iterator).
   *

           * thread doing progress here.
           */
        }
      }
    }
  }

  /**
   * Returns a function that delegates to the {@link Interner#intern} method of the given interner.
   *
   * @since 8.0
   */
  public static <E> Function<E, E> asFunction(Interner<E> interner) {
    return new InternerFunction<>(checkNotNull(interner));
  }

     * is an ArrayList of SIDs represents the local groups that the account is
     * a member of.
     *
     * This method is designed to assist with computing access control for a
     * given user when the target object's ACL has local groups. Local groups
     * are not listed in a user's group membership (e.g. as represented by the
     * tokenGroups constructed attribute retrieved via LDAP).
     *

            return smbFile.exists();
        } catch (CIFSException e) {
            throw SmbException.wrap(e);
        }
    }

    /**
     * Request directory lease for the given directory
     *
     * @param smbFile the directory to request lease for
     * @param requestedState requested lease state
     * @param scope cache scope
     * @return lease key or null if not supported

   */
  public static boolean isWellFormed(byte[] bytes) {
    return isWellFormed(bytes, 0, bytes.length);
  }

  /**
   * Returns whether the given byte array slice is a well-formed UTF-8 byte sequence, as defined by
   * {@link #isWellFormed(byte[])}. Note that this can be false even when {@code
   * isWellFormed(bytes)} is true.
   *
   * @param bytes the input buffer

 */
@J2ktIncompatible
@GwtIncompatible
public final class LittleEndianDataInputStream extends FilterInputStream implements DataInput {

  /**
   * Creates a {@code LittleEndianDataInputStream} that wraps the given stream.
   *
   * @param in the stream to delegate to
   */
  public LittleEndianDataInputStream(InputStream in) {
    super(Preconditions.checkNotNull(in));
  }

   */
  public static boolean isWellFormed(byte[] bytes) {
    return isWellFormed(bytes, 0, bytes.length);
  }

  /**
   * Returns whether the given byte array slice is a well-formed UTF-8 byte sequence, as defined by
   * {@link #isWellFormed(byte[])}. Note that this can be false even when {@code
   * isWellFormed(bytes)} is true.
   *
   * @param bytes the input buffer

    /**
     * Returns {@literal true} if the given {@link Map} is {@literal null} or empty.
     *
     * @param map the map
     * @return {@literal true} if the map is {@literal null} or empty
     */
    public static boolean isEmpty(final Map<?, ?> map) {
        return map == null || map.isEmpty();
    }

    /**
     * Returns {@literal true} if the given {@link Map} is not {@literal null} and not empty.

      throwIfInvalid(IteratorFeature.SUPPORTS_SET);

      stackWithLastReturnedElementAtTop.pop();
      stackWithLastReturnedElementAtTop.push(e);
    }

    /**
     * Moves the given element from its current position in {@link #nextElements} to the top of the
     * stack so that it is returned by the next call to {@link Iterator#next()}. If the element is