MockletHttpServletRequest req = getMockRequest();
        req.addHeader("Authorization", "   ");
        assertEquals("", accessTokenHelper.getAccessTokenFromRequest(req));
    }

    @Test
    public void test_getAccessTokenFromRequest_multipleSpaces() {
        final String token = accessTokenHelper.generateAccessToken();
        MockletHttpServletRequest req = getMockRequest();

        // Act
        int resultWithNull = req.readBytesWireFormat(null, 0);
        int resultWithData = req.readBytesWireFormat(new byte[] { 1, 2, 3 }, 1);

        // Assert
        assertEquals(0, resultWithNull, "Should return 0 for null buffer");
        assertEquals(0, resultWithData, "Should return 0 regardless of input data");
    }

    @Nested
    class CreateResponseTests {

        SmbComNTCreateAndX req = createRequest(0, 0);
        int actual = (int) getPrivateField(req, "createOptions");
        assertEquals(0x0040, actual, "createOptions should be padded with 0x0040");
    }

    @Test
    @DisplayName("addFlags0 combines flags correctly")
    void addFlags0() {
        SmbComNTCreateAndX req = createRequest(0, 0);
        req.addFlags0(0x10);

     *
     * @param name The attribute name
     * @param value The attribute value
     */
    public static void setObject(final String name, final Object value) {
        LaRequestUtil.getOptionalRequest().ifPresent(req -> req.setAttribute(name, value));
    }

    /**
     * Gets an object from the current request attributes.
     *
     * @param <T> The type of the object
     * @param name The attribute name

        FilterChain chain = new FilterChain() {
            @Override
            public void doFilter(ServletRequest req, ServletResponse res) throws IOException, ServletException {
                chainCalled.set(true);
                assertSame(request, req);
                assertSame(response, res);
            }
        };

        // Setup WebApiManagerFactory that returns null

        Smb2SessionSetupRequest req = new Smb2SessionSetupRequest(mockContext, securityMode, capabilities, previousSessionId, token);
        req.setSessionBinding(true);
        byte[] buffer = new byte[512];

        // When
        req.encode(buffer, 0);

        // Then - Verify complete structure

        // ## Arrange ##
        CurlRequest req = new MockCurlRequest(Curl.Method.POST, "http://dummy");
        req.threshold(0); // always create tmp file

        // ## Act ##
        long before = countTmpFiles();
        logger.info("Before request. Number of temp files: " + before);
        req.execute(res -> {

	k.updateMetrics(err, time.Since(start))

	return plaintext, err
}

// MAC generates the checksum of the given req.Message using the key
// with the req.Name at the KMS.
func (k *KMS) MAC(ctx context.Context, req *MACRequest) ([]byte, error) {
	if req.Name == "" {
		req.Name = k.DefaultKey
	}

	start := time.Now()
	mac, err := k.conn.MAC(ctx, req)

 *
 * @param <Req> the type of the request
 * @param <Res> the type of the response
 */
public abstract class RequestBuilder<Req extends Request<Res>, Res extends Response> {
    /** The OpenSearch client. */
    protected Client client;
    /** The request being built. */
    protected Req request;

    /**
     * Constructor for RequestBuilder.

		// variable to mean explicitly zero.
		if req.GetBody != nil && req.ContentLength == 0 {
			req.Body = http.NoBody
			req.GetBody = func() (io.ReadCloser, error) { return http.NoBody, nil }
		}
	}

	if c.auth != nil {
		req.Header.Set("Authorization", "Bearer "+c.auth())
	}
	req.Header.Set("X-Minio-Time", strconv.FormatInt(time.Now().UnixNano(), 10))