func (c *Client) newRequest(ctx context.Context, method string, u url.URL, body io.Reader) (*http.Request, error) {
	rc, ok := body.(io.ReadCloser)
	if !ok && body != nil {
		rc = io.NopCloser(body)
	}
	req := &http.Request{
		Method:     method,
		URL:        &u,
		Proto:      "HTTP/1.1",
		ProtoMajor: 1,
		ProtoMinor: 1,
		Header:     make(http.Header),

        if (this.smb2 && !(request instanceof ServerMessageBlock2)) {
            throw new SmbException("Not an SMB2 request " + request.getClass().getName());
        }
        if (!this.smb2 && !(request instanceof ServerMessageBlock)) {
            throw new SmbException("Not an SMB1 request");
        }

        this.negotiated.setupRequest(request);

        if (response != null) {

        override fun writeTo(sink: BufferedSink) {
          sink.writeUtf8("Hello request!")
          sink.close()
        }

        override fun isDuplex(): Boolean = true
      }
    val request =
      request()
        .post(asyncRequestBody)
        .build()
    val response = client.newCall(request).execute()
    Assumptions.assumeTrue(response.protocol == Protocol.HTTP_2)

    onEvent(
      RequestHeadersStart(
        System.nanoTime(),
        call,
      ),
    )

  override fun requestHeadersEnd(
    call: Call,
    request: Request,
  ) = onEvent(RequestHeadersEnd(System.nanoTime(), call, request.headers.byteCount()))

  override fun requestBodyStart(call: Call) =
    onEvent(
      RequestBodyStart(
        System.nanoTime(),
        call,
      ),
    )

import jcifs.Configuration;
import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Echo request message.
 *
 * This command is used to test connectivity and ensure the
 * SMB2 connection is still active.
 *
 * @author mbechler
 */
public class Smb2EchoRequest extends ServerMessageBlock2Request<Smb2EchoResponse> {

    /**
     * Constructs an SMB2 echo request
     * @param config the client configuration
     */

@pytest.fixture(
    name="client",
    params=[
        pytest.param("tutorial004_py39"),
        pytest.param("tutorial004_py310", marks=needs_py310),
    ],
)
def get_client(request: pytest.FixtureRequest):
    mod = importlib.import_module(f"docs_src.response_model.{request.param}")

    client = TestClient(mod.app)
    return client


@pytest.mark.parametrize(
    "url,data",
    [

     * @param request The model building request that holds further settings, must not be {@code null}.
     * @param problems The container used to collect problems that were encountered, must not be {@code null}.
     */
    void convertReporting(Model model, ModelBuildingRequest request, ModelProblemCollector problems);

        DefaultBeanConfigurationRequest request = new DefaultBeanConfigurationRequest();
        request.setBean(bean).setConfiguration(config);
        request.setValuePreprocessor(preprocessor).setPathTranslator(translator);

        configurator.configureBean(request);

        assertEquals(new File("base/test").getAbsoluteFile(), bean.file);
    }

    @Test

```java
OkHttpClient client = new OkHttpClient();

String run(String url) throws IOException {
  Request request = new Request.Builder()
      .url(url)
      .build();

  try (Response response = client.newCall(request).execute()) {
    return response.body().string();
  }
}
```


Post to a Server
----------------

This program posts data to a service. [Full source][post_example].

        // Send FSCTL_QUERY_NETWORK_INTERFACE_INFO
        Smb2IoctlRequest request = new Smb2IoctlRequest();
        request.setCtlCode(FSCTL_QUERY_NETWORK_INTERFACE_INFO);
        request.setFileId(new byte[16]);  // Use session ID
        request.setMaxOutputResponse(65536);
        
        Smb2IoctlResponse response = (Smb2IoctlResponse) session.send(request);
        
        if (response.isSuccess()) {