springboot中logback打印日志

转载于:https://blog.csdn.net/fan510988896/article/details/54409790

springboot对logback的支持是非常好的,不需要任何配置,只需要在resource下加logback.xml就可以实现功能
直接贴代码:

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  1. <?xml version="1.0" encoding="UTF-8"?>  
  2.   
  3. <configuration scan="true" scanPeriod="60 seconds">  
  4.     <appender name="stdout" class="ch.qos.logback.core.ConsoleAppender">  
  5.         <encoder>  
  6.             <pattern>%d{yyyy-M-d HH:mm:ss} %t %p %m%n</pattern>  
  7.         </encoder>  
  8.     </appender>  
  9.     <appender name="springboot"  
  10.         class="ch.qos.logback.core.rolling.RollingFileAppender">  
  11.         <!-- <Encoding>UTF-8</Encoding> -->  
  12.         <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">  
  13.             <FileNamePattern>logs/logback/springboot_%d{yyyy-M-d}.log  
  14.             </FileNamePattern>  
  15.             <MaxHistory>10</MaxHistory>  
  16.         </rollingPolicy>  
  17.         <encoder>  
  18.             <pattern>%d{yyyy-M-d HH:mm:ss} %t %p %m%n</pattern>  
  19.         </encoder>  
  20.     </appender>  
  21.     <appender name="smile"  
  22.         class="ch.qos.logback.core.rolling.RollingFileAppender">  
  23.         <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">  
  24.             <FileNamePattern>logs/logback/smile_%d{yyyy-M-d}.log  
  25.             </FileNamePattern>  
  26.             <MaxHistory>10</MaxHistory>  
  27.         </rollingPolicy>  
  28.         <encoder>  
  29.             <pattern>%d{yyyy-M-d HH:mm:ss} %t %p %m%n</pattern>  
  30.         </encoder>  
  31.     </appender>  
  32.   
  33.     <logger name="org.springframework.boot" level="debug"  
  34.         additivity="false">  
  35.         <appender-ref ref="springboot" />  
  36.     </logger>  
  37.     <!-- name包必须能够扫描到所以类,包括启动类 -->  
  38.     <logger <span style="color:#ff0000;">name="com.smile"</span> level="debug" additivity="false">  
  39.         <appender-ref ref="smile" />  
  40.     </logger>  
  41.     <root level="info">  
  42.         <appender-ref ref="stdout" />  
  43.     </root>  
  44. </configuration>    
其中值得注意的是:你配置文件中的包名要能够扫描到你的所有类,包括启动类。

否则,你的日志文件是生成了,但是不会向里面写入内容


启动程序打印日志,日志成功生成:

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转载自blog.csdn.net/qq_28817739/article/details/80765513