static public function notBlank($value, $message = null, $propertyPath = null)
        {
            if (false === $value || (empty($value) && '0' != $value)) {
                $message = $message ?: sprintf(
                    'Value "%s" is blank, but was expected to contain a value.',
                    static::stringify($value)
                );

                throw static::createException($value, $message, static::INVALID_NOT_BLANK, $propertyPath);
            }
        }