HandlerService::checkRequiredSettingsFields

static function checkRequiredSettingsFields(array $settings, array $requiredFields): void
{
	foreach ($requiredFields as $fieldName)
	{
		if (empty($settings[$fieldName]))
		{
			throw new RestException('Parameter SETTINGS[' . $fieldName . '] is not defined', self::ERROR_CHECK_FAILURE);
		}
	}
}