The JBoss Logging Framework Programming Interface
Logger that provides i18n and varargs
This package provides additional appenders, filters and other capabilities for version 1.2 of Apache log4j™. Several of these were backported from the abandoned Apache log4j 1.3 development effort.
Pax Logging Service is a Log4J driven service that supports Jakarta Commons Logging, Log4J, Avalon Logging, SLF4J and Pax Logging clients. Note that all this clients must use the Pax Logging Client library in the proper way. See documentation for details.