docs: public static long roundCapacity(long requestedCapacity) {
          if (requestedCapacity > MAX_LONG_CAPACITY) {
              throw new IllegalArgumentException(requestedCapacity + " is greater than max allowed capacity["
                      + MAX_LONG_CAPACITY + "].");
          }
  
          return Math.max(MIN_CAPACITY, QuickMath.nextPowerOfTwo(requestedCapacity));
      }