*/
    default boolean isEditable() {
        return false;
    }

    /**
     * Refreshes the user's information from the underlying data source.
     * @return True if refresh was successful, false otherwise.
     */
    default boolean refresh() {
        return false;
    }

    // NPE on null listener, so we propagate that contract up into the add method as well.
    checkNotNull(runnable, "Runnable was null.");
    checkNotNull(executor, "Executor was null.");

    // Lock while we check state. We must maintain the lock while adding the new pair so that
    // another thread can't run the list out from under us. We only add to the list if we have not

	case conf.AccountKey == "" && (conf.SPAuth.TenantID == "" || conf.SPAuth.ClientID == "" || conf.SPAuth.ClientSecret == ""):
		return errors.New("no authentication mechanism was provided")
	}

	if conf.Bucket == "" {
		return errors.New("no bucket name was provided")
	}

	return nil
}

func (conf azureConf) NewClient() (clnt *azblob.Client, clntErr error) {
	if err := conf.Validate(); err != nil {

  Kubernetes was previously detecting that the image filesystem was split, even when that was not really the case ([#128344](https://github.com/kubernetes/kubernetes/pull/128344), [@kannon92](https://github.com/kannon92)) [SIG Node]
- Fixed an issue in the kubelet that showed when writeable layers and read-only layers were at different paths within the same mount.

- [ ] Make sure all contributed code can be distributed under the terms of the [Apache License 2.0](https://github.com/gradle/gradle/blob/master/LICENSE), e.g. the code was written by yourself or the original code is licensed under [a license compatible to Apache License 2.0](https://apache.org/legal/resolved.html).

     */
    public WitnessUnregisterResponse() {
        // Default constructor
    }

    private int returnCode;
    private String error;

    /**
     * Checks if the unregistration was successful.
     *
     * @return true if successful
     */
    public boolean isSuccess() {
        return returnCode == 0;
    }

    /**
     * Gets a human-readable error description.
     *

     *
     * @param userToolchainsFile The path to the toolchains file, may be <code>null</code> to disable parsing.
     * @return The toolchains model or <code>null</code> if no toolchain file was configured or the configured file does
     *         not exist.
     * @throws MisconfiguredToolchainException If the toolchain file exists but cannot be parsed.
     */

     *
     * @param path The path to resolve, may be {@code null}.
     * @param basedir The base directory to resolve relative paths against, may be {@code null}.
     * @return The resolved path or {@code null} if the input path was {@code null}.
     */
    String alignToBaseDirectory(String path, File basedir);

  // PriorityBlockingQueue

  /**
   * Creates an empty {@code PriorityBlockingQueue} with the ordering given by its elements' natural
   * ordering.
   *
   * @since 11.0 (but the bound of {@code E} was changed from {@code Object} to {@code Comparable}
   *     in 15.0)
   */
  @SuppressWarnings("rawtypes") // https://github.com/google/guava/issues/989
  @J2ktIncompatible
  @GwtIncompatible // PriorityBlockingQueue

@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class AbstractSetTester<E> extends AbstractCollectionTester<E> {
  /*
   * Previously we had a field named set that was initialized to the value of
   * collection in setUp(), but that caused problems when a tester changed the
   * value of set or collection but not both.
   */
  protected final Set<E> getSet() {
    return (Set<E>) collection;