Log4j 1.2 发布历史

Version	Date	Description
1.2.16	2010-04-06	Maintenance release
1.2.15	2007-08-24	SyslogAppender enhancements, NTEventLogAppender and Maven build.
1.2.14	2006-09-18	AsyncAppender rewrite, Syslog and SMTPAppender enhancements.
1.2.13	2005-12-04	TRACE level missing info fixed, ConsoleAppender.follow added to make redirection following an optional behavior.
1.2.12	2005-08-29	TRACE level introduced, ConsoleAppender modified to follow redirection of System.out
1.2.11	2005-06-18	JMS MessageRenderer fix
1.2.10	2005-04-28	Version 1.2.10 was not released following the accepted rules and process of the log4j project and Logging Services Project and was recalled and removed. Please do not use version 1.2.10, it is not an official log4j release.
1.2.9	2004-11-01	Deprecation of obsolete methods
1.2.8	2003-02-19	Fixes to XMLAppender, DOMConfiguration, SocketAppender and JDBCAppender.
1.2.7	2002-10-09	log4j.xml now checked during default configuration.
1.2.6	2002-07-31	LoggingEvent.getLoggerName() added, JMSAppender enhancements.
1.2.5	2002-07-05	AsyncAppender.close now closes nested appender.
1.2.4	2002-06-12	XMLLayout now handles embedded CDATA, JDBCAppender deprecated.
1.2.3	2002-05-24	SyslogAppender and stack trace fixes.
1.2.2	2002-05-22	NULL added as synonym for INHERITED in Configurators, Thread context loader used preferentially.
1.2.1	2002-05-17	Fixed MDC problem when used with AsyncAppender
1.2	2002-05-01	Initial release of log4j 1.2
1.1.3	2001-06-19	Added missing namespace and reduced size of log4j-core.jar.
1.1.2	2001-06-07	Default initialization improvements
1.1.1	2001-05-20	Added custom priority support to PropertyConfigurator, SMTPAppender visibility changes.
1.1	2001-05-19	Minor documentation changes
1.1b7	2001-05-09
1.1b6	2001-04-26
1.1b5	2001-04-22
1.1b4	2001-04-20
1.1b3	2001-04-18
1.1b2	2001-04-18
1.1b1	2001-02-23
1.0.4	2001-01-12
1.0.3	2001-01-11
1.0.2	2001-01-11
1.0.1	2001-01-10
1.0	2001-01-08
0.9.1	2000-11-30	the 19th public release
0.9.0	2000-11-20	the 18th public release
0.8.5b	2000-08-27
0.8.5a	2000-08-24
0.8.5.	2000-08-23
0.8.4d	2000-05-11
0.8.4c	2000-05-05
0.8.4b	2000-05-03
0.8.4a	2000-05-03
0.8.4	2000-05-01
0.8.3b	2000-04-14
0.8.3a	2000-04-14
0.8.3	2000-04-13
0.8.2	2000-03-23
0.8.1	2000-02-19
0.8.0	2000-02-09
0.7.5	2000-01-29
0.7.4	2000-01-21
0.7.3	2000-01-14
0.7.2	2000-01-04
0.7.1	1999-12-20
0.7.0	1999-12-16
0.6.2	1999-12-08
0.6.1	1999-11-16
0.6.0	1999-11-09
0.5a	1999-10-28
0.5	1999-10-27
	1999-10-15