1.场景还原
日志对于开发来说,无疑是解决问题的杀手锏;程序员能够根据日志报出的错误原因,对症下药,及时的解决bug;今天笔者就讲讲如何在springmvc工程中配置日志输出
2.实现方案
①加入日志jar包pom依赖
<!-- slf4j -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.7.5</version>
</dependency>
②在resources目录下添加日志文件log4j.properties
#LOG_DIR:/usr/local/.../logs
LOG_DIR = E:\\logs
#Level:ERROR,WARN,INFO,DEBUG
log4j.rootLogger = DEBUG,Console,FileInfo,FileError
log4j.appender.Console = org.apache.log4j.ConsoleAppender
log4j.appender.Console.Threshold = DEBUG
log4j.appender.Console.ImmediateFlush = true