SK.gnome.dwarf.log
Class NullLogger

java.lang.Object
  SK.gnome.dwarf.GenericService
      SK.gnome.dwarf.thread.ThreadService
          SK.gnome.dwarf.log.GenericLogger
              SK.gnome.dwarf.log.NullLogger

All Implemented Interfaces:

Logger, java.lang.Runnable, Service

public class NullLogger

extends GenericLogger

The null logger.

This logger simply discards all log messages.

Field Summary

Fields inherited from class SK.gnome.dwarf.log.GenericLogger

facilities, levels, lock, LOG_FACILITY_ALL

Fields inherited from class SK.gnome.dwarf.thread.ThreadService

daemon, thread

Fields inherited from class SK.gnome.dwarf.GenericService

initParameters, parent

Fields inherited from interface SK.gnome.dwarf.Service

INITIALIZED, LOG_DEBUG, LOG_ERROR, LOG_FATAL, LOG_INFO, LOG_TRACE, LOG_WARN, LOG_XFER, SHUTDOWN, STARTED, STOPPED

Constructor Summary

NullLogger(java.lang.String name)
Creates a new NullLogger.

Method Summary

protected boolean	wouldLog(java.lang.String facility, LogLevel level) Decides whether the message would be accepted by the logger.
protected void	write(long time, java.lang.String facility, LogLevel level, java.lang.String message, java.lang.Throwable throwable) Writes the message to a physical device.

Methods inherited from class SK.gnome.dwarf.log.GenericLogger

enableThread, getLastAccessed, log, log, loop, setFacilities, setLevels, setMarkInterval, setRepeatedInterval, shutdown, start

Methods inherited from class SK.gnome.dwarf.thread.ThreadService

finish, run, setDaemon, stop

Methods inherited from class SK.gnome.dwarf.GenericService

getAuthenticator, getAuthFacility, getFullName, getInitParameter, getInitParameterNames, getLogFacility, getLogger, getName, getParameters, getPrincipal, getShutdownTimeout, getState, init, log, log, login, logout, setAuthFacility, setInitParameters, setLogFacility, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

NullLogger

public NullLogger(java.lang.String name)

Creates a new NullLogger.

Method Detail

wouldLog

protected boolean wouldLog(java.lang.String facility,
                           LogLevel level)

Decides whether the message would be accepted by the logger.

Returns always false therefore all messages are discarded by default.

Overrides:

wouldLog in class GenericLogger

Parameters:

facility - the logging facility

level - the logging level

Returns:

always false

write

protected void write(long time,
                     java.lang.String facility,
                     LogLevel level,
                     java.lang.String message,
                     java.lang.Throwable throwable)

Writes the message to a physical device.

This method actually does nothing.

Specified by:

write in class GenericLogger

Parameters:

time - the current time of the logged event

facility - the log facility

level - the log level

message - the message

throwable - the error (optional)

See Also:

GenericLogger.log(String, LogLevel, String), GenericLogger.log(String, LogLevel, String, Throwable)