tomcat配置使用log4j管理日志

# file
log4j.appender.file=org.apache.log4j.RollingFileAppender
log4j.appender.file.maxFileSize=2MB
log4j.appender.file.maxBackupIndex=50
log4j.appender.file.File=./log/log.log
log4j.appender.file.threshold=debug
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} %-5p [%t] %l - %m%n

# stdout
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss} %-5p [%t] %l - %m%n

# html
log4j.appender.html=org.apache.log4j.FileAppender
log4j.appender.html.File=./log/log.html
log4j.appender.html.MaxBackupIndex=3 
log4j.appender.html.layout=org.apache.log4j.HTMLLayout
log4j.appender.html.layout.Title=HTML Layout Example
log4j.appender.html.layout.LocationInfo=true

# rootLogger
log4j.rootLogger=info, stdout, file
# log level
log4j.logger.net.phoenix.learn.log4jsample=debug