jar:
<!-- https://mvnrepository.com/artifact/log4j/log4j --> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.17</version> </dependency> <!-- https://mvnrepository.com/artifact/commons-logging/commons-logging --> <dependency> <groupId>commons-logging</groupId> <artifactId>commons-logging</artifactId> <version>1.2</version> </dependency> log4j配置文件：每天生成一份 log4j.rootLogger=INFO,dailyFile # 每天产生一个日志文件(dailyFile) log4j.appender.dailyFile=org.apache.log4j.DailyRollingFileAppender #当天的日志文件全路径 log4j.appender.dailyFile.File=E:/develop/apache-tomcat-7.0.72/logs/log #服务器启动日志是追加，false：服务器启动后会生成日志文件把老的覆盖掉 log4j.appender.dailyFile.Append=true #日志文件格式 log4j.appender.dailyFile.layout=org.apache.log4j.PatternLayout log4j.appender.dailyFile.layout.ConversionPattern=%-d{yyyy-MM-dd HH\:mm\:ss} [%p] [%t] (%F\:%L) ->%m %n log4j.appender.dailyFile.Threshold=INFO #设置每天生成一个文件名后添加的名称,备份名称：年月日.log log4j.appender.dailyFile.DatePattern='-'yyyy-MM-dd'.log'
