protected function _argsToString(array $arguments) {
		$stringArguments = '';
		foreach ($arguments as $name => $value) {
			if (is_numeric($name)) {
				$stringArguments .= ' ' . $value;
			} else {
				$stringArguments .= ' ' . $name . ' ' . ProcessUtils::escapeArgument($value);
			}
		}

		return $stringArguments;
	}