Interface | Description |
---|---|
Component |
A common interface shared by log4j components.
|
LoggerEventListener |
Interface used to listen for Logger related events such as
add/remove appender or changing levels.
|
LoggerRepositoryEventListener |
Interface used to listen for LoggerRepository related
events such as startup, reset, and shutdown.
|
LoggerRepositoryEx |
A
LoggerRepository is used to create and retrieve
Loggers . |
Thresholdable |
An interface that defines the required methods for supporting the
setting and getting of a level threshold.
|
Class | Description |
---|---|
ComponentBase |
Most log4j components derive from this class.
|
ErrorItem |
Used to store special log4j errors which cannot be logged using internal
logging.
|
Log4JULogger |
An implementation of ULogger on org.apache.log4j.Logger.
|
NOPULogger |
A no operation (NOP) implementation of
ULogger . |
SimpleULogger |
A simple implementation that logs messages of level INFO or higher on
the console (
System.out ). |
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