SimpleSAML\Logger::critical PHP Method

    public static function critical($string)
    {
        self::log(self::CRIT, $string);
    }

 /**
  * Logs with an arbitrary level.
  *
  * @param mixed $level
  * @param string $message
  * @param array $context
  * @return null
  */
 public function log($level, $message, array $context = array())
 {
     switch ($level) {
         case \SimpleSAML\Logger::ALERT:
             \SimpleSAML\Logger::alert($message);
             break;
         case \SimpleSAML\Logger::CRIT:
             \SimpleSAML\Logger::critical($message);
             break;
         case \SimpleSAML\Logger::DEBUG:
             \SimpleSAML\Logger::debug($message);
             break;
         case \SimpleSAML\Logger::EMERG:
             \SimpleSAML\Logger::emergency($message);
             break;
         case \SimpleSAML\Logger::ERR:
             \SimpleSAML\Logger::error($message);
             break;
         case \SimpleSAML\Logger::INFO:
             \SimpleSAML\Logger::info($message);
             break;
         case \SimpleSAML\Logger::NOTICE:
             \SimpleSAML\Logger::notice($message);
             break;
         case \SimpleSAML\Logger::WARNING:
             \SimpleSAML\Logger::warning($message);
     }
 }