Package org.apache.log4j

Log4j 1.x compatibility layer.

See: Description

Interface Summary

Interface	Description
Appender	Implement this interface for your own strategies for outputting log statements.

Class Summary

Class	Description
AppenderSkeleton	The base class for Appenders in Log4j 1.
AppenderSkeleton.NoOpErrorHandler
BasicConfigurator	Provided for compatibility with Log4j 1.x.
Category	Implementation of the Category class for compatibility, despite it having been deprecated a long, long time ago.
ConsoleAppender	Console-appender.
Layout
Level	Defines the minimum set of levels recognized by the system, that is OFF, FATAL, ERROR, WARN, INFO, DEBUG and ALL.
Logger
LogManager
MDC	This class behaves just like Log4j's MDC would - and so can cause issues with the redeployment of web applications if the Objects stored in the threads Map cannot be garbage collected.
NDC
PatternLayout
Priority	Refrain from using this class directly, use the Level class instead.
PropertyConfigurator	A configurator for properties.
RenderedMessage	Implements object rendering for Log4j 1.x compatibility.
SimpleLayout	Simple-layout.
WriterAppender	WriterAppender appends log events to a Writer or an OutputStream depending on the user's choice.

Package org.apache.log4j Description

Log4j 1.x compatibility layer.