org.apache.log4j.spi
Interface LoggerEventListener
- All Known Implementing Classes:
- HierarchyEventListenerAdapter
- public interface LoggerEventListener
Interface used to listen for Logger
related events such as
add/remove appender or changing levels. Clients register an instance of
the interface and the instance is called back when the various events occur.
LoggerRepository
provides methods for adding and removing
LoggerEventListener instances.
When implementing the methods of this interface, it is useful to remember
that the Logger can access the repository using its getRepository()
method.
- Since:
- 1.3
- Author:
- Ceki Gülcü, Mark Womack
appenderAddedEvent
public void appenderAddedEvent(Logger logger,
Appender appender)
- Called when an appender is added to the logger.
- Parameters:
logger
- The logger to which the appender was added.appender
- The appender added to the logger.
appenderRemovedEvent
public void appenderRemovedEvent(Logger logger,
Appender appender)
- Called when an appender is removed from the logger.
- Parameters:
logger
- The logger from which the appender was removed.appender
- The appender removed from the logger.
levelChangedEvent
public void levelChangedEvent(Logger logger)
- Called when level changed on the logger.
- Parameters:
logger
- The logger that changed levels.
Copyright © 2000-2006 Apache Software Foundation.
Licensed under the Apache License, Version 2.0.