code: private boolean _shouldEvaluateAlert(Alert alert, BigInteger alertId) {
  		if (alert == null) {
  			_logger.warn(MessageFormat.format("Could not find alert ID {0}", alertId));
  			return false;
  		}
  		if(!alert.isEnabled()) {
  			_logger.warn(MessageFormat.format("Alert {0} has been disabled. Will not evaluate.", alert.getId().intValue()));
  			return false;
  		}
  
  		return true;
  	}
docs: Determines if the alert should be evaluated or not.