drwm1 := NewDRWMutex(ds, "simplelock")
	ctx1, cancel1 := context.WithCancel(t.Context())
	if !drwm1.GetRLock(ctx1, cancel1, id, source, Options{Timeout: time.Second}) {
		panic("Failed to acquire read lock")
	}
	// fmt.Println("1st read lock acquired, waiting...")

	drwm2 := NewDRWMutex(ds, "simplelock")
	ctx2, cancel2 := context.WithCancel(t.Context())
	if !drwm2.GetRLock(ctx2, cancel2, id, source, Options{Timeout: time.Second}) {

import jcifs.internal.smb1.ServerMessageBlock;

/**
 * SMB1 NT Cancel command implementation.
 * Provides functionality to cancel previously issued SMB1 NT transaction commands
 * that are in progress, allowing clients to abort long-running operations.
 *
 * @author mbechler
 */
public class SmbComNtCancel extends ServerMessageBlock {

    /**
     * Constructs an NT cancel command.
     *
     * @param config the configuration

import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Cancel request message.
 *
 * This command is used to cancel a previously sent command
 * that is still being processed by the server.
 *
 * @author mbechler
 */
public class Smb2CancelRequest extends ServerMessageBlock2 implements CommonServerMessageBlockRequest {

    /**
     * Constructs a SMB2 cancel request
     *
     * @param config

     *
     * @param credits the number of credits to set
     */
    void setRequestCredits(int credits);

    /**
     * Checks if this is a cancel request.
     *
     * @return whether this is a cancel request
     */
    boolean isCancel();

    /**
     * Gets the next request in the chain.
     *
     * @return chained request
     */
    Request getNext();

    /**

     *
     * @return whether the task has been canceled
     */
    public boolean isCanceled() {
        return status == CANCELED;
    }

    /**
     * Cancels the task.
     */
    public void cancel() {
        status = CANCELED;
    }

    /**
     * Returns whether the task is stopped.
     *
     * @return whether the task is stopped
     */
    public boolean isStopped() {

			if ok {
				if (lg.Entry != log.Entry{}) {
					logs = append(logs, lg.Entry)
				}
			}
		}
	})
	sys.RUnlock()

	return logs
}

// Cancel - cancels the target
func (sys *HTTPConsoleLoggerSys) Cancel() {
}

// Type - returns type of the target
func (sys *HTTPConsoleLoggerSys) Type() types.TargetType {
	return types.TargetConsole
}

 * Prefer to alternate IP addresses from different address families, (IPv6 / IPv4), starting with IPv6.
 * Don't start a new attempt until 250 ms after the most recent attempt was started.
 * Keep whichever TCP connection succeeds first and cancel all the others.

   * exception.
   *
   * @throws IllegalStateException when the call has already been executed.
   */
  fun enqueue(responseCallback: Callback)

  /** Cancels the request, if possible. Requests that are already complete cannot be canceled. */
  fun cancel()

  /**
   * Returns true if this call has been either [executed][execute] or [enqueued][enqueue]. It is an
   * error to execute a call more than once.
   */

	timeoutCtx, cancel := context.WithTimeout(ctx, defaultContextTimeout)
	defer cancel()

	_, err := client.Delete(timeoutCtx, key)
	etcdLogIf(ctx, err)
	return etcdErrToErr(err, client.Endpoints())
}

func readKeyEtcd(ctx context.Context, client *etcd.Client, key string) ([]byte, error) {
	timeoutCtx, cancel := context.WithTimeout(ctx, defaultContextTimeout)
	defer cancel()
	resp, err := client.Get(timeoutCtx, key)

type LockContext struct {
	ctx    context.Context
	cancel context.CancelFunc
}

// Context returns lock context
func (l LockContext) Context() context.Context {
	return l.ctx
}

// Cancel function calls cancel() function
func (l LockContext) Cancel() {
	if l.cancel != nil {
		l.cancel()
	}
}

// newNSLock - return a new name space lock map.