1、在Log4j配置文件中独立配置一个日志输出模块,独立记录模块内的日志信息的方法:
#Out Console log level, 控制日志输出到控制台,级别为ERROR
log4j.rootLogger=ERROR,stdout
log4j.logger.com.ibatis=DEBUG
#out put console
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss SSS} %5p (%F:%L) %m%n
############# begin modle upload data log config ######################################
#Update Output Model Log level 独立模块对象,日志级别INFO。只需修改日志级别,既可以控制输出类型DEBUG、INFO、ERROR等。
log4j.logger.ycUploadService= INFO, ycUploadService
#Trace by daily
log4j.appender.ycUploadService = org.apache.log4j.DailyRollingFileAppender
log4j.appender.ycUploadService.file = ${catalina.home}/logs/ycUploadService.log
log4j.appender.R.MaxFileSize=20M
log4j.appender.ycUploadService.Threshold = INFO
log4j.appender.ycUploadService.Append = true
#Log pattern
log4j.appender.ycUploadService.layout = org.apache.log4j.PatternLayout
log4j.appender.ycUploadService.layout.ConversionPattern = %d %c %5p [%t] (%F:%L) - %m%n
############ end yan cheng upload data log config ################################
2、修改log4j的配置文件内容后,不需要重启服务器即可生效的配置。
修改log4j的配置内容可以手动修改配置文件,也可以通过界面程序修改。最后不需要重启,立即生效的方式,需要修改web.xml中关于log4j的配置内容:
<context-param>
<param-name>log4jConfigLocationparam-name>
<param-value>/WEB-INF/classes/log4j.propertiesparam-value>
context-param>
<context-param>
<param-name>log4jRefreshIntervalparam-name>
<param-value>10000param-value>
context-param>
<listener>
<listener-class>org.springframework.web.util.Log4jConfigListenerlistener-class>
listener>