本文涉及SpringBoot版本:v2.5.4
首先声明,pom.xml里不用配置。
把下面内容存到logback.xml(若不想敲字也可以点 https://files.cnblogs.com/files/heyang78/logback-xml-211015.rar 下载)里,然后保存到resource下。
<?xml version="1.0" encoding="UTF-8"?> <configuration debug="false"> <!-- Where are log files --> <property name="LOG_HOME" value="./" /> <!-- Output to Console --> <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender"> <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder"> <!--%d:date,%thread:thread,%-5level:error/debug/info... %msg:message,%n:new line --> <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} - %msg%n</pattern> </encoder> </appender> <!-- Output to File --> <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender"> <rollingPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy"> <fileNamePattern>${LOG_HOME}/log.%d{yyyy-MM-dd}.%i.log </fileNamePattern> <maxFileSize>1000MB</maxFileSize> <MaxHistory>60</MaxHistory> </rollingPolicy> <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder"> <!--%d:date,%thread:thread,%-5level:error/debug/info... %msg:message,%n:new line --> <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} -%msg%n</pattern> </encoder> </appender> <!-- log level TRACE, DEBUG, INFO, WARN, ERROR, ALL and OFF,default:DEBUG. --> <root level="INFO"> <appender-ref ref="STDOUT" /> <appender-ref ref="FILE" /> </root> </configuration>
然后在application.yml里写一句:
logging:
config: classpath:logback.xml
注意这里logging是顶到左边的,和spring一个级别。
最后,在代码里就可以用了。
package com.hy.myapp.action; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.PostMapping; import com.hy.myapp.mapper.UserMapper; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @Controller public class UserCtrl { private final static Logger logger = LoggerFactory.getLogger(UserCtrl.class); @Autowired private UserMapper userMapper; @PostMapping(value="/userRegister") public String register(String uname,String pswd,String repswd,String email) { logger.info("Someone register."); userMapper.addUser(uname, repswd, email); return "login"; } @PostMapping(value="/userLogin") public String login(String uname,String pswd) { return "login"; } }
源码有点多,请大家到码云地址下载吧:https://gitee.com/heyang78/media-cool.git
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