
 
                The ModelMBeanNotificationInfo object describes a notification emitted 
 by a ModelMBean.
 It is a subclass of MBeanNotificationInfo with the addition of an 
 associated Descriptor and an implementation of the Descriptor interface.
 
 The fields in the descriptor are defined, but not limited to, 
 the following: 
 
 name           : notification name 
 descriptorType : must be "notification"
 severity       : 0-6 where 0: unknown; 1: non-recoverable;
                  2: critical, failure; 3: major, severe;
                  4: minor, marginal, error; 5: warning;
                  6: normal, cleared, informative
 messageID      : unique key for message text (to allow translation,
                  analysis)
 messageText    : text of notification
 log            : T - log message F - do not log message
 logfile        : string fully qualified file name appropriate for 
                  operating system
 visibility     : 1-4 where 1: always visible 4: rarely visible
 presentationString : xml formatted string to allow presentation of data
 
 The default descriptor contains the name, descriptorType, displayName  
 and severity(=6) fields.
 
The serialVersionUID of this class is -7445681389570207141L.