private void monitorRegistrations() {
        for (WitnessRegistration registration : registrations.values()) {
            if (registration.getState() == WitnessRegistrationState.REGISTERED) {
                // Send periodic heartbeat
                sendHeartbeat(registration);
            }
        }
    }
    
    private void sendHeartbeat(WitnessRegistration registration) {
        try {

            final List<AvPair> avPairs = ntlmClientChallengeInfo != null ? AvPairs.decode(ntlmClientChallengeInfo) : null;

            // if targetInfo has an MsvAvTimestamp
            // client should not send LmChallengeResponse
            final boolean haveTimestamp = AvPairs.contains(avPairs, AvPair.MsvAvTimestamp);
            if (!haveTimestamp) {
                final byte[] lmClientChallenge = new byte[8];

			case out <- *best:
				last = best.name
			}
		} else if serverDebugLog {
			console.Debugln("mergeEntryChannels: discarding duplicate", best.name, "<=", last)
		}
		// Replace entry we just sent.
		if err := selectFrom(bestIdx); err != nil {
			return err
		}
	}
}

// merge will merge other into m.
// If the same entries exists in both and metadata matches only one is added,

	// channel signaled by background routine when traversal has
	// completed
	traverseAndHealDoneCh chan error

	// canceler to cancel heal sequence.
	cancelCtx context.CancelFunc

	// the last result index sent to client
	lastSentResultIndex int64

	// Number of total items scanned against item type
	scannedItemsMap map[madmin.HealItemType]int64

	// Number of total items healed against item type

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

* Then click on the "Execute" button, the user interface will communicate with your API, send the parameters, get the results and show them on the screen:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-05-swagger-04.png)

### Alternative API docs upgrade { #alternative-api-docs-upgrade }

    segment.setTableEntryForTesting(0, entry);
    // don't increment count; this is used during computation
    assertTrue(segment.clearValueForTesting(key, hash, valueRef));
    // no notification sent with clearValue
    assertEquals(0, segment.count);
    assertNull(table.get(0));

    // clear wrong value reference
    segment.setTableEntryForTesting(0, entry);

    segment.setTableEntryForTesting(0, entry);
    // don't increment count; this is used during computation
    assertTrue(segment.clearValueForTesting(key, hash, valueRef));
    // no notification sent with clearValue
    assertEquals(0, segment.count);
    assertNull(table.get(0));

    // clear wrong value reference
    segment.setTableEntryForTesting(0, entry);

	var buf bytes.Buffer
	w := multipart.NewWriter(&buf)

	// Set the normal formData
	for k, v := range formData {
		w.WriteField(k, v)
	}
	// Set the File formData but don't if we want send an incomplete multipart request
	if !corruptedMultipart {
		var writer io.Writer
		var err error
		if noFilename {
			writer, err = w.CreateFormField("file")
		} else {

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

* Then click on the "Execute" button, the user interface will communicate with your API, send the parameters, get the results and show them on the screen:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-05-swagger-04.png)

### Alternative API docs upgrade { #alternative-api-docs-upgrade }

   */
  public fun requireClientAuth() {
    this.clientAuth = CLIENT_AUTH_REQUIRED
  }

  /**
   * Awaits the next HTTP request, removes it, and returns it. Callers should use this to verify the
   * request was sent as intended. This method will block until the request is available, possibly
   * forever.
   *
   * @return the head of the request queue
   */
  @Throws(InterruptedException::class)