cmt13579的博客

#建议只适应四个级别，从低到高 DEBUG INFO WARN ERRORlog4j.rootLogger = INFO,console,infofile,errorfile #warnfilelog4j.addivity.org.apache = true### 输出信息到控制台 ###log4j.appender.console = org.apache.log4j.Console...

转载地址：https://blog.youkuaiyun.com/l1028386804/article/details/80455476package com.lyz.utils.file.md5; import java.io.File;import java.io.FileInputStream;import java.io.IOException;import java.io.InputS...