使用Log4j打印日志

# For JBoss: Avoid to setup Log4J outside $JBOSS_HOME/server/default/deploy/log4j.xml!
# For all other servers: Comment out the Log4J listener in web.xml to activate Log4J.
log4j.rootLogger=debug,stdout,fileout

### Validation ###
#log4j.category.com.tsp2c.sshdemo=debug
log4j.category.org=error
log4j.category.com=error
log4j.category.net=error

#log4j.category.com.dc.tirip=error
#log4j.category.org.springframework=error
#log4j.category.org.quartz=error
#log4j.category.org.hibernate=error
#log4j.category.net.sf=error
#log4j.category.org.hibernate.type=debug

log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d{ISO8601} [%-5p][%c]:%m%n

log4j.appender.fileout=org.apache.log4j.RollingFileAppender
log4j.appender.fileout.file=sys.log
log4j.appender.fileout.layout=org.apache.log4j.PatternLayout
#log4j.appender.fileout.layout.ConversionPattern=%5p [%d{HH:mm:ss}] (%F:%M:%L) - %m%n
log4j.appender.fileout.layout.ConversionPattern=%d{ISO8601} [%-5p][%c]:%m%n
#log4j.appender.fileout.ImmediateFlush=false
# number of log files to keep before deleting the oldest one
log4j.appender.fileout.MaxBackupIndex=30
log4j.appender.fileout.MaxFileSize=1024KB

#   %d
#   %p
#   %c
#   %l
#   %m
#   %n

publicclass ClassName{

privatestatic final Logger log = Logger.getLogger(ClassName.class);

//log.debug("添加角色sql:"+ sql);
}