protected final CountDownLatch listenerLatch = new CountDownLatch(1);

  protected volatile boolean throwException = false;

  protected final ListenableFutureTask<Integer> task =
      ListenableFutureTask.create(
          new Callable<Integer>() {
            @Override
            public Integer call() throws Exception {
              runLatch.countDown();
              taskLatch.await();
              if (throwException) {

    private static final byte OPAD = (byte) 0x5c;

    private MessageDigest md5;

    private byte[] ipad = new byte[BLOCK_LENGTH];

    private byte[] opad = new byte[BLOCK_LENGTH];

    /**
     * Creates an HMACT64 instance which uses the given secret key material.
     *
     * @param key The key material to use in hashing.
     */
    public HMACT64(final byte[] key) {
        super("HMACT64");

    private static final byte OPAD = (byte) 0x5c;

    private final MessageDigest md5;

    private byte[] ipad = new byte[BLOCK_LENGTH];

    private byte[] opad = new byte[BLOCK_LENGTH];

    /**
     * Creates an HMACT64 instance which uses the given secret key material.
     *
     * @param key
     *            The key material to use in hashing.
     */
    public HMACT64(final byte[] key) {
        super("HMACT64");

                response.readDataWireFormat(null, 0, 0);
            });
        }
    }

    // Helper methods for creating test buffers

    private byte[] createValidDfsReferralBuffer() {
        // Create a buffer representing a valid DFS referral response
        // Need to include space for actual string data
        int stringDataStart = 28; // After the referral structure
        String testPath = "\\server\\share";

    @BeforeEach
    void setUp() {
        mockConfig = mock(Configuration.class);
        response = new Smb2TreeConnectResponse(mockConfig);
    }

    @Test
    @DisplayName("Should create response with configuration")
    void testConstructorWithConfiguration() {
        // Given & When
        Smb2TreeConnectResponse resp = new Smb2TreeConnectResponse(mockConfig);

        // Then

Some of these solutions may also be open source or offer free tiers, so you can try them without a financial commitment. Other commercial SDK generators are available and can be found online. 🤓

## Create a TypeScript SDK { #create-a-typescript-sdk }

Let's start with a simple FastAPI application:

{* ../../docs_src/generate_clients/tutorial001_py39.py hl[7:9,12:13,16:17,21] *}

import java.util.Deque;

/**
 * Utility class for disposing of resources at the end of an application.
 * <p>
 * If there are resources that must be disposed of at the end of the application,
 * create a class that implements {@link Disposable} and register it with this class.
 * </p>
 *
 * @author koichik
 */
public abstract class DisposableUtil {

    /**
     * Do not instantiate.
     */

                    .collect(Collectors.toMap(Pair::getFirst, Pair::getSecond)));
            return result;
        } catch (InstantiationException | IllegalAccessException e) {
            final String msg = "Cannot create a new instance: " + entityType.getName();
            throw new IllegalBehaviorStateException(msg, e);
        }
    }

    private boolean isAttribute(final String key) {

          # - you want to enable the Branch-Protection check on a *public* repository, or
          # - you are installing Scorecard on a *private* repository
          # To create the PAT, follow the steps in https://github.com/ossf/scorecard-action#authentication-with-pat.
          # repo_token: ${{ secrets.SCORECARD_TOKEN }}

          # Public repositories:

  @CollectionSize.Require(absent = {ZERO, ONE})
  public void testRemove_duplicate() {
    ArrayWithDuplicate<E> arrayAndDuplicate = createArrayWithDuplicateElement();
    collection = getSubjectGenerator().create(arrayAndDuplicate.elements);
    E duplicate = arrayAndDuplicate.duplicate;

    int firstIndex = getList().indexOf(duplicate);
    int initialSize = getList().size();