E e = (E) element;
        return predicate.apply(e);
      }
      return false;
    }

    @Override
    public boolean containsAll(Collection<?> collection) {
      return containsAllImpl(this, collection);
    }

    @Override
    public boolean isEmpty() {
      return !Iterables.any(unfiltered, predicate);
    }

    @Override
    public Iterator<E> iterator() {

   * @param string the string to test and possibly return
   * @return {@code string} if it is not null; {@code ""} otherwise
   */
  static String nullToEmpty(@CheckForNull String string) {
    return (string == null) ? "" : string;
  }

  /**
   * Returns the string if it is not empty, or a null string otherwise.
   *
   * @param string the string to test and possibly return

// the string as a value that satisfies error of type tagging.Error
func Errorf(format string, a ...interface{}) error {
	return Error{err: fmt.Errorf(format, a...)}
}

// Unwrap the internal error.
func (e Error) Unwrap() error { return e.err }

// Error 'error' compatible method.
func (e Error) Error() string {
	if e.err == nil {
		return "replication: cause <nil>"
	}

				err = msgp.WrapError(err, "Notify")
				return
			}
		case "Retry":
			bts, err = z.Retry.UnmarshalMsg(bts)
			if err != nil {
				err = msgp.WrapError(err, "Retry")
				return
			}
		default:
			bts, err = msgp.Skip(bts)
			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	o = bts
	return
}

        if ( type2 == null )
            return getDefaultFlags(tc);
        int flags = NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_VERSION;
        flags |= type2.getFlag(NTLMSSP_NEGOTIATE_UNICODE) ? NTLMSSP_NEGOTIATE_UNICODE : NTLMSSP_NEGOTIATE_OEM;
        return flags;
    }


    /**
     * Returns the LanManager/LMv2 response.
     *
     * @return A <code>byte[]</code> containing the LanManager response.

	if err != nil {
		return
	}
	err = en.WriteString(z.Endpoint)
	if err != nil {
		err = msgp.WrapError(err, "Endpoint")
		return
	}
	// write "Token"
	err = en.Append(0xa5, 0x54, 0x6f, 0x6b, 0x65, 0x6e)
	if err != nil {
		return
	}
	err = en.WriteString(z.Token)
	if err != nil {
		err = msgp.WrapError(err, "Token")
		return
	}
	return
}

  protected ByteSink() {}

  /**
   * Returns a {@link CharSink} view of this {@code ByteSink} that writes characters to this sink as
   * bytes encoded with the given {@link Charset charset}.
   */
  public CharSink asCharSink(Charset charset) {
    return new AsCharSink(charset);
  }

  /**
   * Opens a new {@link OutputStream} for writing to this sink. This method returns a new,
   * independent stream each time it is called.

		if xnet.IsNetworkOrHostDown(err, false) {
			return store.ErrNotConnected
		}
		return err
	}

	// Delete the event from store.
	return target.store.Del(key)
}

// Close - does nothing and available for interface compatibility.
func (target *WebhookTarget) Close() error {
	target.cancel()
	return nil
}

func (target *WebhookTarget) init() error {
	return target.initOnce.Do(target.initWebhook)
}

	if err != nil {
		return 0, err
	}
	_, err = b.Hash.Write(p)
	if err != nil {
		return 0, err
	}
	return len(p), nil
}

func (b *wholeBitrotWriter) Close() error {
	return nil
}

// Returns whole-file bitrot writer.
func newWholeBitrotWriter(disk StorageAPI, volume, filePath string, algo BitrotAlgorithm, shardSize int64) io.WriteCloser {

	if off < 0 {
		return 0, errors.New("bytes.Reader.ReadAt: negative offset")
	}
	if off >= int64(len(r.s)) {
		return 0, io.EOF
	}
	n = copy(b, r.s[off:])
	if n < len(b) {
		err = io.EOF
	}
	return
}

// ReadByte implements the [io.ByteReader] interface.
func (r *Reader) ReadByte() (byte, error) {
	r.prevRune = -1
	if r.i >= int64(len(r.s)) {
		return 0, io.EOF
	}
	b := r.s[r.i]
	r.i++