In most cases the default LogHierarchy is the only
one used in an application. However when security is
a concern or multiple independent applications will
be running in same JVM it is advantageous to create
new Hierarchies rather than reuse default.
Utility method to retrieve logger for hierarchy.
This method is intended for use by sub-classes
which can take responsibility for manipulating
Logger directly.
the Logger
Set the default log target for hierarchy.
This is the target inherited by loggers if no other target is specified.
Parameters: target - the default target
Set the default log targets for this hierarchy.
These are the targets inherited by loggers if no other targets are specified
Parameters: targets - the default targets
Set the default priority for hierarchy.
This is the priority inherited by loggers if no other priority is specified.
Parameters: priority - the default priority