||This Handler publishes log records to System.err.
||ErrorManager objects can be attached to Handlers to process
any error that occur on a Handler during Logging.
||Simple file logging Handler.
||A Formatter provides support for formatting LogRecords.
||A Handler object takes log messages from a Logger and
||The Level class defines a set of standard logging levels that
can be used to control logging output.
||A Logger object is used to log messages for a specific
system or application component.
||The permission which the SecurityManager will check when code
that is running with a SecurityManager calls one of the logging
control methods (such as Logger.setLevel).
||There is a single global LogManager object that is used to
maintain a set of shared state about Loggers and log services.
||LogRecord objects are used to pass logging requests between
the logging framework and individual log Handlers.
||Handler that buffers requests in a circular buffer in memory.
||Print a brief summary of the LogRecord in a human readable
||Simple network logging Handler.
||Stream based logging Handler.
||Format a LogRecord into a standard XML format.