* {@code null}; it may either return a non-null value or throw an exception.
   *
   * <p>No observable state associated with this cache is modified until loading completes.
   *
   * @throws ExecutionException if a checked exception was thrown while loading the value
   * @throws UncheckedExecutionException if an unchecked exception was thrown while loading the

    CLEANUP_CRAWLING,
    /** Indicates an unsupported URL was encountered when crawling started. */
    UNSUPPORTED_URL_AT_CRAWLING_STARTED,
    /** Indicates checking the last modified date of a resource. */
    CHECK_LAST_MODIFIED,
    /** Indicates the resource has not been modified. */
    NOT_MODIFIED,
    /** Indicates getting content from a resource. */
    GET_CONTENT,
    /** Indicates a redirect location was found. */
    REDIRECT_LOCATION,

	flag.BoolVar(&versions, "versions", false, "Verify all versions")
	flag.BoolVar(&insecure, "insecure", false, "Disable TLS verification")
	flag.StringVar(&minModTimeStr, "modified-since", "", "Specify a minimum object last modified time, e.g.: 2023-01-02T15:04:05Z")
	flag.Parse()

	if endpoint == "" {
		log.Fatalln("Endpoint is not provided")
	}

	if accessKey == "" {
		log.Fatalln("Access key is not provided")

 *
 * <p>The methods {@link #get}, {@link #keySet()}, {@link #keys()}, {@link #values()}, {@link
 * #entries()}, and {@link #asMap()} return collections that are views of the multimap. If the
 * multimap is modified while an iteration over any of those collections is in progress, except
 * through the iterator's methods, the results of the iteration are undefined.
 *

        headers =
          headersOf(
            "Last-Modified",
            formatDate(-1, TimeUnit.HOURS)!!,
            "Expires",
            formatDate(1, TimeUnit.HOURS)!!,
          ),
        body = "ABC.1",
      ),
    )
    server.enqueue(
      MockResponse(
        headers =
          headersOf(
            "Last-Modified",
            formatDate(-1, TimeUnit.HOURS)!!,

  /**
   * Adds {@code node} if it is not already present.
   *
   * <p><b>Nodes must be unique</b>, just as {@code Map} keys must be. They must also be non-null.
   *
   * @return {@code true} if the graph was modified as a result of this call
   */
  @CanIgnoreReturnValue
  boolean addNode(N node);

  /**
   * Adds an edge connecting {@code nodeU} to {@code nodeV} if one is not already present, and sets

		Name:             "foo.txt",
		UncompressedSize: 987654321,
		Modified:         time.Now().Local(),
		ModifiedTime:     1234,
		ModifiedDate:     5678,
	}
	fi := fh.FileInfo()
	fh2, err := FileInfoHeader(fi)
	if err != nil {
		t.Fatal(err)
	}
	if got, want := fh2.Modified, fh.Modified.UTC(); got != want {
		t.Errorf("Modified: got %s, want %s\n", got, want)
	}

    a) The modified work must itself be a software library.

    b) You must cause the files modified to carry prominent notices
    stating that you changed the files and the date of any change.

    c) You must cause the whole of the work to be licensed at no
    charge to all third parties under the terms of this License.

    d) If a facility in the modified Library refers to a function or a

            final int idx = i;
            assertEquals(0, dst[i], () -> "pre-offset byte " + idx + " modified");
        }
        for (int i = offset + 8; i < dst.length; i++) {
            final int idx = i;
            assertEquals(0, dst[i], () -> "post-payload byte " + idx + " modified");
        }
    }

    @Test
    void writeSetupWireFormat_returnsZero() {

     */
    public static final int OK_STATUS = 0;

    /**
     * The status code for Not Modified.
     */
    public static final int NOT_MODIFIED_STATUS = 304;

    /**
     * The HTTP status code for OK.
     */
    public static final int OK_STATUS_CODE = 200;

    /**
     * The HTTP status code for Not Modified.
     */
    public static final int NOT_MODIFIED_STATUS_CODE = 304;

    /**