if (len <= 0) {
            return 0;
        }
        final long start = fp;

        // ensure file is open
        if (!file.isOpen()) {
            file.open(openFlags, 0, SmbFile.ATTR_NORMAL, options);
        }

        int r, n;
        final SmbComReadAndXResponse response = new SmbComReadAndXResponse(b, off);
        do {

    }

    @Test
    public void testCircuitResetsAfterTimeout() throws Exception {
        // Open the circuit
        circuitBreaker.trip();
        assertEquals(State.OPEN, circuitBreaker.getState(), "Circuit should be OPEN");

        // Wait for reset timeout
        Thread.sleep(1100);

   * events.
   */
  open fun onOpen(
    eventSource: EventSource,
    response: Response,
  ) {
  }

  open fun onEvent(
    eventSource: EventSource,
    id: String?,
    type: String?,
    data: String,
  ) {
  }

  /**
   * No further calls to this listener will be made.
   */
  open fun onClosed(eventSource: EventSource) {
  }

  /**

Tanımlanan parametrelere odaklanalım:

* Bu fonksiyonun kendisi bir bağımlılık ("dependable") olmasına rağmen, ayrıca başka bir bağımlılık daha tanımlar (başka bir şeye "depends" olur).
    * `query_extractor`'a bağlıdır ve ondan dönen değeri `q` parametresine atar.
* Ayrıca `last_query` adında opsiyonel bir cookie'yi `str` olarak tanımlar.
    * Kullanıcı herhangi bir query `q` sağlamadıysa, daha önce cookie'ye kaydettiğimiz en son kullanılan query'yi kullanırız.

        assertSame(pipe, handle.getPipe());
    }

    @Test
    @DisplayName("isOpen/isStale reflect handle validity and lifecycle")
    void isOpen_isStale_transitions() throws Exception {
        SmbPipeHandleImpl handle = newHandleWithBasicStubs(0, "\\\\pipe\\\\w");
        assertFalse(handle.isOpen(), "Initially not open");
        assertFalse(handle.isStale(), "Initially not stale");

  /**
   * Returns true if this stream is open. A stream is open until either:
   *
   *  * A `SYN_RESET` frame abnormally terminates the stream.
   *  * Both input and output streams have transmitted all data and headers.
   *
   * Note that the input stream may continue to yield data even after a stream reports itself as
   * not open. This is because input data is buffered.
   */
  val isOpen: Boolean
    get() {
      withLock {

      val response = response.stripBody()

      val reader = ServerSentEventReader(body.source(), this)
      try {
        if (!canceled) {
          listener.onOpen(this, response)
          while (!canceled && reader.processNextEvent()) {
          }
        }
      } catch (e: Exception) {
        val exception =
          when {

          """
          |data: hey
          |
          |
          """.trimMargin(),
        ).setHeader("content-type", "text/event-stream")
        .build(),
    )
    listener.enqueueCancel() // Will cancel in onOpen().
    val request = Request.Builder().url(server.url("/")).build()
    val response = client.newCall(request).execute()
    processResponse(response, listener)
    listener.assertOpen()
    listener.assertFailure("canceled")

    # Manually add the screenshot
    page.screenshot(path="docs/en/docs/img/tutorial/header-param-models/image01.png")

    # ---------------------
    context.close()
    browser.close()


process = subprocess.Popen(
    ["fastapi", "run", "docs_src/header_param_models/tutorial001.py"]
)
try:
    for _ in range(3):
        try:
            response = httpx.get("http://localhost:8000/docs")
        except httpx.ConnectError:

    # Manually add the screenshot
    page.screenshot(path="docs/en/docs/img/tutorial/request-form-models/image01.png")

    # ---------------------
    context.close()
    browser.close()


process = subprocess.Popen(
    ["fastapi", "run", "docs_src/request_form_models/tutorial001.py"]
)
try:
    for _ in range(3):
        try:
            response = httpx.get("http://localhost:8000/docs")
        except httpx.ConnectError: