transient Class<K> keyTypeOrObjectUnderJ2cl;

  /**
   * Returns a new, empty {@code EnumHashBiMap} using the specified key type.
   *
   * @param keyType the key type
   */
  public static <K extends Enum<K>, V extends @Nullable Object> EnumHashBiMap<K, V> create(
      Class<K> keyType) {
    return new EnumHashBiMap<>(keyType);
  }

  /**
   * Constructs a new bimap with the same mappings as the specified map. If the specified map is an

    return (Collector) TO_OPTIONAL;
  }

  private static final Object NULL_PLACEHOLDER = new Object();

  private static final Collector<@Nullable Object, ?, @Nullable Object> ONLY_ELEMENT =
      Collector.<@Nullable Object, ToOptionalState<Object>, @Nullable Object>of(
          () -> new ToOptionalState<>(null),
          (state, o) -> state.add((o == null) ? NULL_PLACEHOLDER : o),
          ToOptionalState::combine,

  }

  public void testListenersNotifiedOnError() throws Exception {
    CountDownLatch successLatch = new CountDownLatch(1);
    CountDownLatch listenerLatch = new CountDownLatch(1);

    ExecutorService exec = newCachedThreadPool();

    future.addListener(listenerLatch::countDown, exec);

    new Thread(
            () -> {
              assertThrows(CancellationException.class, future::get);

            }
        }
        if (nThreads < 1) {
            nThreads = 1;
        }
        final ExecutorService executorService = new ThreadPoolExecutor(nThreads, nThreads, 0L, TimeUnit.MILLISECONDS,
                new LinkedBlockingQueue<Runnable>(nThreads), new ThreadPoolExecutor.CallerRunsPolicy());
        try {
            while (!isInterrupted() && !stopIfLeisure()) {

        this.compressionAlgorithms = compressionAlgorithms != null ? compressionAlgorithms.clone() : new int[0];
        this.flags = flags;
    }

    /**
     * Default constructor for response parsing.
     */
    public CompressionNegotiateContext() {
        this.compressionAlgorithms = new int[0];
        this.flags = 0;
    }

    @Override
    public int getContextType() {

                isEstablished = true;
                state++;
                break;
            } catch (final Exception e) {
                throw new SmbException(e.getMessage(), e);
            }
        default:
            throw new SmbException("Invalid state");
        }
        return token;
    }

		return nil, errors.New("AWS Role cannot be activated with static credentials or the web identity token file")
	case conf.Bucket == "":
		return nil, errors.New("no bucket name was provided")
	}

	// Credentials initialization
	var creds *credentials.Credentials
	switch {
	case conf.AWSRole:
		creds = credentials.New(&credentials.IAM{
			Client: &http.Client{
				Transport: NewHTTPTransport(),

    HashHostileComparable v1 = new HashHostileComparable("value1");
    HashHostileComparable v2 = new HashHostileComparable("value2");
    builder.put("key", v1);
    builder.put("key", v2);
    assertThat(builder.build().entries()).hasSize(2);
  }

  public void testBuilder_withImmutableEntry() {
    ImmutableSetMultimap<String, Integer> multimap =

    @Nullable V[][] array = (@Nullable V[][]) new Object[rowSpace.size()][columnSpace.size()];
    this.values = array;
    this.rowKeyToIndex = Maps.indexMap(rowSpace);
    this.columnKeyToIndex = Maps.indexMap(columnSpace);
    rowCounts = new int[rowKeyToIndex.size()];
    columnCounts = new int[columnKeyToIndex.size()];
    int[] cellRowIndices = new int[cellList.size()];
    int[] cellColumnIndices = new int[cellList.size()];

    @Test
    public void test_generate_parent_directory_not_exists() throws Exception {
        final File tempDir = new File(System.getProperty("java.io.tmpdir"));
        final File nonExistentParent = new File(tempDir, "non_existent_" + System.currentTimeMillis());
        final File outputFile = new File(nonExistentParent, "output.txt");

        try {
            assertFalse(nonExistentParent.exists());