6592586: RequiredModelMBean prints a WARNING message when calling getAttributes() for a non-existing attr
Summary: Switched traces to FINER - except when logging fails - in which cases the traces are logged to FINE
Reviewed-by: emcmanus
0961a4a211765fea071b8dac419003ee0c3d5973 jdk7-b24
59fd8224ba2da5c2d8d4c68e33cf33ab41ce8de0 jdk7-b25
debd37e1a422e580edb086c95d6e89199133a39c jdk7-b26