log4j的配置文件内容

log4j.rootCategory=DEBUG, CONSOLE,LOGFILE


log4j.logger.com.bjsxt.service.impl=debug,CONSOLE,LOGFILE
log4j.logger.com.bjsxt.service.impl.EmpServiceImpl=INFO,CONSOLE,LOGFILE
log4j.logger.com.bjsxt.service.impl.EmpServiceImpl.inserEmpInfo=ERROR,CONSOLE,LOGFILE


log4j.appender.CONSOLE=org.apache.log4j.ConsoleAppender
log4j.appender.CONSOLE.layout=org.apache.log4j.PatternLayout
log4j.appender.CONSOLE.layout.ConversionPattern=-%p-%d{yyyy/MM/dd HH:mm:ss,SSS}-%l-%L-%m%n


log4j.appender.LOGFILE=org.apache.log4j.FileAppender
log4j.appender.LOGFILE.File=D:/axis.log
log4j.appender.LOGFILE.Append=true
log4j.appender.LOGFILE.layout=org.apache.log4j.PatternLayout
log4j.appender.LOGFILE.layout.ConversionPattern=-%p-%d{yyyy/MM/dd HH:mm:ss,SSS}-%l-%L-%m%n

加载log4j的jar包

在src下创建log4j.properties配置文件

在文件中引用log4j,注意是apache下的log4j

log4j的输出方式有：

debug

error

fatal

info

off

war

all

来源：CSDN

作者：道法—自然

链接：https://blog.csdn.net/wyqwilliam/article/details/103465352