Springboot slf4j打印日志
 
 
1.1依赖
 
var foo = 'bar';
 
2.配置
 
 
3.slf4j配置
 
 
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration>
<configuration scan="true">
<include resource="org/springframework/boot/logging/logback/base.xml"/>
<appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
    <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
        <!--文件路径,定义了日志的切分方式——把每一天的日志归档到一个文件中,以防止日志填满整个磁盘空间-->
        <fileNamePattern>${logPath}logFile.%d{yyyy-MM-dd}.log</fileNamePattern>
        <!--只保留最近20天的日志-->
        <maxHistory>15</maxHistory>
        <!--用来指定日志文件的上限大小,那么到了这个值,就会删除旧的日志-->
        <!--<totalSizeCap>1GB</totalSizeCap>-->
    </rollingPolicy>
    <!--日志输出编码格式化-->
    <encoder>
        <charset>utf-8</charset>
        <Pattern>%d{HH:mm:ss.SSS} %contextName [%thread] %-5level %logger{36} - %msg%n</Pattern>
    </encoder>
</appender>
</configuration>