System.Logger instances log messages that will be
routed to the underlying logging framework the LoggerFinder uses.
System.Logger instances are typically obtained from
the System class, by calling
System.getLogger(loggerName)
or java.lang.System.getLogger(java.lang.String, java.util.ResourceBundle).
java.lang.System.getLogger(java.lang.String), java.lang.System.getLogger(java.lang.String, java.util.ResourceBundle), java.lang.System.LoggerFinder