ALL indicates that all messages should be logged. This level is initialized to Integer.MIN_VALUE.
Integer.MIN_VALUE
CONFIG is a message level for static configuration messages.
FINE is a message level providing tracing information.
FINER indicates a fairly detailed tracing message. By default logging calls for entering, returning, or throwing an exception are traced at this level. This level is initialized to 400.
400
FINEST indicates a highly detailed tracing message. This level is initialized to 300.
300
INFO is a message level for informational messages.
OFF is a special level that can be used to turn off logging. This level is initialized to Integer.MAX_VALUE.
Integer.MAX_VALUE
SEVERE is a message level indicating a serious failure.
WARNING is a message level indicating a potential problem.