<?xml version="1.0" encoding="UTF-8" ?>

<configuration>

    <appender name="consoleLog" class="ch.qos.logback.core.ConsoleAppender">

        <layout class="ch.qos.logback.classic.PatternLayout">

            <pattern>

                %d - %msg%n

            </pattern>

        </layout>

    </appender>

    <appender name="fileInfoLog" class="ch.qos.logback.core.rolling.RollingFileAppender">

        <filter class="ch.qos.logback.classic.filter.LevelFilter">

            <level>ERROR</level>

            <onMatch>DENY</onMatch>

            <onMismatch>ACCEPT</onMismatch>

        </filter>

        <encoder>

            <pattern>

                %d - %msg%n

            </pattern>

        </encoder>

        <!--滚动策略-->

        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">

            <!--路径-->

            <fileNamePattern>D:\\logger\\info.%d.log</fileNamePattern>

        </rollingPolicy>

    </appender>

    <appender name="fileErrorLog" class="ch.qos.logback.core.rolling.RollingFileAppender">

        <filter class="ch.qos.logback.classic.filter.ThresholdFilter">

            <level>ERROR</level>

        </filter>

        <encoder>

            <pattern>

                %msg%n

            </pattern>

        </encoder>

        <!--滚动策略-->

        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">

            <!--路径-->

            <fileNamePattern>D:\\logger\\error.%d.log</fileNamePattern>

        </rollingPolicy>

    </appender>

    <root level="info">

        <appender-ref ref="consoleLog" />

        <appender-ref ref="fileInfoLog" />

        <appender-ref ref="fileErrorLog" />

    </root>

</configuration>

package com.st;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.springframework.boot.SpringApplication;

import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication

public class SpringbApplication {

    private static final Logger logger = LoggerFactory.getLogger(SpringbApplication.class);

    public static void main(String[] args) {

        SpringApplication.run(SpringbApplication.class, args);

        String msg = "习惯日志记录";

        logger.info("打印日志...{}",msg);

    }

}