public void clear() {
      ReferenceEntry<K, V> e = head.getNextInWriteQueue();
      while (e != head) {
        ReferenceEntry<K, V> next = e.getNextInWriteQueue();
        nullifyWriteOrder(e);
        e = next;
      }

      head.setNextInWriteQueue(head);
      head.setPreviousInWriteQueue(head);
    }

    @Override
    public Iterator<ReferenceEntry<K, V>> iterator() {

    res: Any,
    *,
    exclude_unset: bool,
    exclude_defaults: bool = False,
    exclude_none: bool = False,
) -> Any:
    if isinstance(res, BaseModel):
        read_with_orm_mode = getattr(_get_model_config(res), "read_with_orm_mode", None)
        if read_with_orm_mode:
            # Let from_orm extract the data from this model instead of converting
            # it now to a dict.

                                ## Items

                                You can **read items**.

                                ## Users

                                You will be able to:

                                * **Create users** (_not implemented_).
                                * **Read users** (_not implemented_).

                                """
                )

 * exists and is not marked read-only. By default, resources are
 * considered to be read-only and therefore for <code>smb1://</code>,
 * <code>smb1://workgroup/</code>, and <code>smb1://server/</code> resources
 * will be read-only.
 *
 * @return  <code>true</code> if the resource exists is not marked
 *          read-only
 */

    public boolean canWrite() throws SmbException {

    public void clear() {
      ReferenceEntry<K, V> e = head.getNextInWriteQueue();
      while (e != head) {
        ReferenceEntry<K, V> next = e.getNextInWriteQueue();
        nullifyWriteOrder(e);
        e = next;
      }

      head.setNextInWriteQueue(head);
      head.setPreviousInWriteQueue(head);
    }

    @Override
    public Iterator<ReferenceEntry<K, V>> iterator() {

    ticker.advance(1);
    segment.recordRead(entry, ticker.read());
    segment.expireEntries(ticker.read());
    assertTrue(map.containsKey(key));
    assertSame(entry, segment.accessQueue.peek());
    assertEquals(1, segment.accessQueue.size());

    ticker.advance(1);
    segment.recordRead(entry, ticker.read());
    segment.expireEntries(ticker.read());
    assertTrue(map.containsKey(key));

    ticker.advance(1);
    segment.recordRead(entry, ticker.read());
    segment.expireEntries(ticker.read());
    assertTrue(map.containsKey(key));
    assertSame(entry, segment.accessQueue.peek());
    assertEquals(1, segment.accessQueue.size());

    ticker.advance(1);
    segment.recordRead(entry, ticker.read());
    segment.expireEntries(ticker.read());
    assertTrue(map.containsKey(key));

    val inputStream = response.body.byteStream()
    assertThat(inputStream.read().toChar()).isEqualTo('A')
    call.cancel()
    assertFailsWith<IOException> {
      // Reading 'B' may succeed if it's buffered.
      inputStream.read()

      // But 'C' shouldn't be buffered (the response is throttled) and this should fail.
      inputStream.read()
    }
    inputStream.close()
  }

  @Test

		metrics = append(metrics, MetricV2{
			Description: MetricDescription{
				Namespace: minioNamespace,
				Subsystem: "locks",
				Name:      "read_total",
				Help:      "Number of current READ locks on this peer",
				Type:      gaugeMetric,
			},
			Value: float64(st.Reads),
		})
		return metrics
	})
	return mg
}

func getNotificationMetrics(opts MetricsGroupOpts) *MetricsGroupV2 {

				// Read last byte of object
				fmt.Sprintf("bytes=-%d", 1),
				// Read all but first byte of object
				"bytes=1-",
				// Read first half of object
				fmt.Sprintf("bytes=%d-%d", 0, objLen/2),
				// Read last half of object
				fmt.Sprintf("bytes=-%d", objLen/2),
				// Read middle half of object
				fmt.Sprintf("bytes=%d-%d", objLen/4, objLen*3/4),
				// Read 100MiB of the object from the beginning