log4j.properties 文件配置如下:
log4j.rootLogger = INFO,stdout,logfile
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d %p [%c] - <%m>%n
log4j.appender.logfile=org.apache.log4j.DailyRollingFileAppender
log4j.appender.logfile.Encoding=UTF-8
log4j.appender.logfile.File=../logs/SASLog
log4j.appender.logfile.DatePattern='.'yyyy-MM-dd
log4j.appender.logfile.layout=org.apache.log4j.PatternLayout
log4j.appender.logfile.layout.ConversionPattern=%d %p [%c] - <%m>%n
log4j.logger.org.hibernate.SQL=debug
log4j.logger.org.hibernate.type=info
https://blog.csdn.net/LaoZhangNextDoor/article/details/100774857