return getProperties().remove(key);
    }

    @Override
    public void save(final OutputStream out, final String comments) {
        throw new UnsupportedOperationException("Unsupported operation.");
    }

    @Override
    public Object setProperty(final String key, final String value) {
        return getProperties().setProperty(key, value);
    }

    @Override
    public int size() {

		return
	}

	pools, ok := objectAPI.(*erasureServerPools)
	if !ok {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL)
		return
	}

	// Cancel any ongoing rebalance operation
	globalNotificationSys.StopRebalance(r.Context())
	writeSuccessResponseHeadersOnly(w)
	adminLogIf(ctx, pools.saveRebalanceStats(GlobalContext, 0, rebalSaveStoppedAt))
	globalNotificationSys.LoadRebalanceMeta(ctx, false)

   * entire stream. To avoid a potentially expensive operation, see {@link #sizeIfKnown}.
   *
   * <p>The default implementation calls {@link #sizeIfKnown} and returns the value if present. If
   * absent, it will fall back to a heavyweight operation that will open a stream, read (or {@link

    
    // Witness RPC interface
    private static final String WITNESS_INTERFACE_UUID = "ccd8c074-d0e5-4a40-92b4-d074faa6ba28";
    private static final int WITNESS_INTERFACE_VERSION = 1;
    
    // RPC operation numbers
    private static final int WITNESS_REGISTER = 0;
    private static final int WITNESS_UNREGISTER = 1;
    private static final int WITNESS_ASYNC_NOTIFY = 2;
    private static final int WITNESS_HEARTBEAT = 3;

		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrBadRequest), r.URL)
		return
	}

	operation := mux.Vars(r)["operation"]
	if operation != "attach" && operation != "detach" {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminInvalidArgument), r.URL)
		return
	}
	isAttach := operation == "attach"

	password := cred.SecretKey

    return invertedMultimap;
  }

  /**
   * Guaranteed to throw an exception and leave the multimap unmodified.
   *
   * @throws UnsupportedOperationException always
   * @deprecated Unsupported operation.
   */
  @CanIgnoreReturnValue
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")
  public final ImmutableSet<V> removeAll(@Nullable Object key) {

        : Lists.newArrayList(iterable.iterator());
  }

  /**
   * Adds all elements in {@code iterable} to {@code collection}.
   *
   * @return {@code true} if {@code collection} was modified as a result of this operation.
   */
  @CanIgnoreReturnValue
  public static <T extends @Nullable Object> boolean addAll(
      Collection<T> addTo, Iterable<? extends T> elementsToAdd) {
    if (elementsToAdd instanceof Collection) {

<p>
For an operand <code>x</code> of type <code>T</code>, the address operation
<code>&amp;x</code> generates a pointer of type <code>*T</code> to <code>x</code>.
The operand must be <i>addressable</i>,
that is, either a variable, pointer indirection, or slice indexing
operation; or a field selector of an addressable struct operand;
or an array indexing operation of an addressable array.

	c.Assert(err, nil)

	response, err = s.client.Do(request)
	c.Assert(err, nil)
	c.Assert(response.StatusCode, http.StatusNotFound)
}

// TestDeleteBucket - validates DELETE bucket operation.
func (s *TestSuiteCommon) TestDeleteBucket(c *check) {
	bucketName := getRandomBucketName()

	// HTTP request to create the bucket.

func (f *sftpDriver) AccessKey() string {
	return f.permissions.CriticalOptions["AccessKey"]
}

func (f *sftpDriver) Fileread(r *sftp.Request) (ra io.ReaderAt, err error) {
	// This is not timing the actual read operation, but the time it takes to prepare the reader.
	stopFn := globalSftpMetrics.log(r, f.AccessKey())
	defer stopFn(0, err)

	flags := r.Pflags()
	if !flags.Read {
		// sanity check
		return nil, os.ErrInvalid