func NewSingleton[T any]() *Singleton[T] {
	return &Singleton[T]{set: make(chan struct{}), v: nil}
}

// Get will return the singleton value.
func (s *Singleton[T]) Get() *T {
	<-s.set
	return s.v
}

// GetNonBlocking will return the singleton value or nil if not set yet.
func (s *Singleton[T]) GetNonBlocking() *T {
	select {
	case <-s.set:
		return s.v
	default:
		return nil
	}
}

// IsDateNull returns true if date field is null
func (t Transition) IsDateNull() bool {
	return t.Date.IsZero()
}

// IsNull returns true if both date and days fields are null
func (t Transition) IsNull() bool {
	return t.StorageClass == ""
}

// NextDue returns upcoming transition date for obj and true if applicable,
// returns false otherwise.
func (t Transition) NextDue(obj ObjectOpts) (time.Time, bool) {

            filePath = new String(data, Constants.UTF_8_CHARSET);
        }
        return new File(baseDir, filePath);
    }

    /**
     * Gets the base path for storing files.
     *
     * @return the base path
     */
    public String getPath() {
        return path;
    }

    /**
     * Sets the base path for storing files.
     *

			return quotaCfg, fmt.Errorf("invalid quota type 'fifo'")
		}
		return quotaCfg, fmt.Errorf("Invalid quota config %#v", quotaCfg)
	}
	return quotaCfg, err
}

func (sys *BucketQuotaSys) enforceQuotaHard(ctx context.Context, bucket string, size int64) error {
	if size < 0 {
		return nil
	}

	q, err := sys.Get(ctx, bucket)
	if err != nil {

		if len(text) == len(res) {
			return "", false
		}
	} else {
		parts := strings.SplitN(text, pat, 2)
		if len(parts) == 1 {
			return "", false
		}
		res = parts[1]
	}
	return res, true
}

func dropRune(text string) (res string, ok bool) {
	r := []rune(text)
	if len(r) == 0 {
		return "", false
	}
	return string(r[1:]), true
}

  }

  /**
   * Returns the empty immutable sorted multiset.
   *
   * <p><b>Performance note:</b> the instance returned is a singleton.
   */
  @SuppressWarnings("unchecked")
  public static <E> ImmutableSortedMultiset<E> of() {
    return (ImmutableSortedMultiset) RegularImmutableSortedMultiset.NATURAL_EMPTY_MULTISET;
  }

  /** Returns an immutable sorted multiset containing a single element. */

    /**
     * Returns an {@link Iterable} that wraps a {@link SingleValueIterator} for use in a for-each statement.
     *
     * @param <E> the element type
     * @param value the single value returned by the iterator
     * @return an {@link Iterable} wrapping a {@link SingleValueIterator}
     */
    public static <E> Iterable<E> iterable(final E value) {
        return () -> new SingleValueIterator<>(value);
    }

     * </p>
     *
     * @param type
     *            the type to analyze
     * @return the element type of the set, or null if not a parameterized set
     */
    public static Type getElementTypeOfSet(final Type type) {
        if (!isTypeOf(type, Set.class)) {
            return null;
        }
        return getGenericParameter(type, 0);
    }

    /**

    public static class MyBean {

        /**
         * @return String
         */
        public String getAaa() {
            return null;
        }

        /**
         * @param a
         * @return String
         */
        public String getBbb(final Object a) {
            return null;
        }

        /**
         * @return boolean
         */
        public boolean isCCC() {

    }

    /**
     * Returns the process ID associated with this lock range.
     *
     * @return the process ID
     */
    public int getPid() {
        return this.pid;
    }

    /**
     * Returns the starting byte offset of the lock range.
     *
     * @return the starting byte offset
     */
    public long getByteOffset() {
        return this.byteOffset;
    }

    /**