// Test that we properly fall back to TCP when RDMA is not available
    CIFSContext context = getTestContext();
    context.getConfig().setProperty("jcifs.smb.client.useRDMA", "true");
    context.getConfig().setProperty("jcifs.smb.client.rdmaProvider", "nonexistent");
    
    SmbFile file = new SmbFile("smb://server/share/test.txt", context);
    
    // Should work even if RDMA provider is not available

def test_dependency_contextvars():
    """
    Check that custom middlewares don't affect the contextvar context for dependencies.

    The code before yield and the code after yield should be run in the same contextvar
    context, so that request_state_context_var.reset(contextvar_token).

    If they are run in a different context, that raises an error.
    """
    response = client.get("/user")
    assert response.json() == "deadpond"

            RequestTrace trace,
            String context,
            ArtifactResolver resolver,
            VersionRangeResolver versionRangeResolver,
            RemoteRepositoryManager remoteRepositoryManager,
            List<RemoteRepository> repositories) {
        this.session = session;
        this.trace = trace;
        this.context = context;
        this.resolver = resolver;

    }

    /**
     * Create a lease break acknowledgment
     *
     * @param context CIFS context
     * @param leaseKey lease key
     * @param leaseState acknowledged lease state
     */
    public Smb2LeaseBreakAcknowledgment(CIFSContext context, Smb2LeaseKey leaseKey, int leaseState) {
        this(context.getConfig(), leaseKey, leaseState);
    }

    /**
     * Gets the lease key for this acknowledgment

     * @param sessionKey
     * @param label
     * @param context
     */
    private static byte[] derive(final byte[] sessionKey, final byte[] label, final byte[] context) {
        final KDFCounterBytesGenerator gen = new KDFCounterBytesGenerator(new HMac(new SHA256Digest()));

        final int r = 32;
        final byte[] suffix = new byte[label.length + context.length + 5];
        // per bouncycastle

    private final CIFSContext context;
    private final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();

    private volatile boolean shutdown = false;

    /**
     * Create a new persistent handle manager
     * @param context the CIFS context
     */
    public PersistentHandleManager(CIFSContext context) {
        this.context = context;
        this.handles = new ConcurrentHashMap<>();

### Async Context Manager { #async-context-manager }

Si revisas, la función está decorada con un `@asynccontextmanager`.

Eso convierte a la función en algo llamado un "**async context manager**".

{* ../../docs_src/events/tutorial003_py39.py hl[1,13] *}

	"github.com/minio/minio/internal/config/identity/openid"
	"github.com/minio/mux"
	"github.com/minio/pkg/v3/ldap"
	"github.com/minio/pkg/v3/policy"
)

func addOrUpdateIDPHandler(ctx context.Context, w http.ResponseWriter, r *http.Request, isUpdate bool) {
	objectAPI, cred := validateAdminReq(ctx, w, r, policy.ConfigUpdateAdminAction)
	if objectAPI == nil {
		return
	}

		user2 = *GetUser("transaction-nested-2", Config{})
	)

	if err := transaction(context.Background(), DB, func(ctx context.Context, tx *gorm.DB) error {
		tx.Create(&user)

		if err := tx.First(&User{}, "name = ?", user.Name).Error; err != nil {
			t.Fatalf("Should find saved record")
		}

		if err := transaction(ctx, tx, func(ctx context.Context, tx1 *gorm.DB) error {
			tx1.Create(&user1)

        super(messageBuilderFactory, secDispatcher);
    }

    @Override
    protected int doExecute(EncryptContext context) throws Exception {
        String cleartext = context.reader.readLine("Enter the password to encrypt: ", '*');
        context.terminal.writer().println(secDispatcher.encrypt(cleartext, null));
        return OK;
    }