when {
      compareResult < 0 -> high = mid - 1
      compareResult > 0 -> low = mid + 1
      else -> return mid // Match!
    }
  }

  return -low - 1 // insertionPoint is before the first element.

   * }
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build
   * multiple networks in series. Each new network contains all the elements of the ones created
   * before it.
   *
   * @since 28.0
   */
  public static class Builder<N, E> {

    private final MutableNetwork<N, E> mutableNetwork;

    Builder(NetworkBuilder<N, E> networkBuilder) {

        return Long.reverseBytes(bigEndian);
      }

      @Override
      public void putLongLittleEndian(byte[] array, int offset, long value) {
        // Reverse the order of the bytes before storing, since we're on big-endian hardware.
        long littleEndianValue = Long.reverseBytes(value);
        theUnsafe.putLong(array, (long) offset + BYTE_ARRAY_BASE_OFFSET, littleEndianValue);
      }
    };

   *
   * <p>Returns without doing anything if another thread is currently loading the value for {@code
   * key}. If the cache loader associated with this cache performs refresh asynchronously then this
   * method may return before refresh completes.
   *
   * @since 11.0
   */
  @GwtIncompatible
  @J2ktIncompatible
  void refresh(K key);

  /**
   * {@inheritDoc}
   *

import jcifs.util.Encdec;

@ExtendWith(MockitoExtension.class)
class NtlmUtilTest {

    @Mock
    CIFSContext cifsContext;

    @Mock
    Configuration configuration;

    // Helper: decode hex string to bytes
    private static byte[] hex(String s) {
        String clean = s.replaceAll("[^0-9A-Fa-f]", "");
        int len = clean.length();
        byte[] out = new byte[len / 2];

    @Mock
    private NameServiceClient mockNameServiceClient;

    private NtlmHttpURLConnection ntlmConnection;

    /**
     * Sets up the mocks and the NtlmHttpURLConnection instance before each test.
     * @throws IOException
     */
    @BeforeEach
    void setUp() throws IOException {
        // Create a real URL instead of mocking to avoid protocol issues

## The normal **FastAPI** app { #the-normal-fastapi-app }

Let's first see how the normal API app would look like before adding the callback.

It will have a *path operation* that will receive an `Invoice` body, and a query parameter `callback_url` that will contain the URL for the callback.

			if contextCanceled(ctx) {
				w.WriteHeader(499)
				return
			}
			f.ServeHTTP(w, r)
		case <-r.Context().Done():
			globalHTTPStats.addRequestsInQueue(-1)
			// When the client disconnects before getting the S3 handler
			// status code response, set the status code to 499 so this request
			// will be properly audited and traced.
			w.WriteHeader(499)
		default:
			globalHTTPStats.addRequestsInQueue(-1)

            int offset = 10;
            byte[] buffer = new byte[64];
            byte[] fileId = createTestData(16);
            byte oplockLevel = 0x02;

            // Fill some random data before offset
            Arrays.fill(buffer, 0, offset, (byte) 0xAB);

            // Write valid data at offset
            SMBUtil.writeInt2(24, buffer, offset);
            buffer[offset + 2] = oplockLevel;

        // Success should reset counter
        assertTrue(rateLimiter.checkAttempt(username, ip));
        rateLimiter.recordSuccess(username, ip);

        // Should be able to fail 3 more times before lockout
        for (int i = 0; i < 3; i++) {
            assertTrue(rateLimiter.checkAttempt(username, ip));
            rateLimiter.recordFailure(username, ip);
        }

        // Now should be locked out