基于SpringBoot应⽤的logback⽇志配置

SpringBoot默认整合了logback-classic⽇志框架，我们需要对logback⽇志框架进⾏配置 以⾃定义⽇志输出格式、⽇志⽂件配置、⽇志⽂件保存策略等信息

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
    <appender name="stdout" class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <springProfile name="dev">
                <pattern>%d{yyyy-MM-dd-HH:mm:ss E} %level [%thread]-%class[%line]: %msg%n</pattern>
            </springProfile>
            <springProfile name="!dev">
                <pattern>%d{yyyy-MM-dd-HH:mm:ss E} %level [%thread]-%class[%line]: %msg%n</pattern>
            </springProfile>
            <!--⽇志的编码格式-->
            <charset>UTF-8</charset>
        </encoder>
    </appender>
    <!--这个就表示的是要把 ⽇志输出到⽂件(FileAppender)-->
    <appender name="file" class="ch.qos.logback.core.FileAppender">
        <file>D:/log/output.log</file>
        <!--设置⽇志是否追加-->
        <append>true</append>
        <encoder>
            <pattern>%d{yyyy-MM-dd-HH:mm:ss.SSS} %level [%thread]-%class:%line>>%msg%n</pattern>
            <charset>UTF-8</charset>
        </encoder>
        <!--设置⽇志写⼊是否线程安全-->
        <prudent>false</prudent>
    </appender>
    <appender name="timeFile" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <!--TimeBasedRollingPolicy 基于时间的滚动策略-->
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <fileNamePattern>d:/log/log-%d{yyyy-MM-ddHH}.log</fileNamePattern>
        </rollingPolicy>
        <encoder>
            <pattern>%d{yyyy-MM-dd-HH:mm:ss.SSS} %level [%thread]-%class:%line>>%msg%n</pattern>
            <charset>UTF-8</charset>
        </encoder>
    </appender>
    <appender name="fixedFile" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>d:/log/fixedFile.log</file>
        <rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">
            <fileNamePattern>log/fixedFile%i.log</fileNamePattern>
            <minIndex>1</minIndex>
            <maxIndex>10</maxIndex>
        </rollingPolicy>
        <!--SizeBasedTriggeringPolicy-->
        <triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
            <maxFileSize>5MB</maxFileSize>
        </triggeringPolicy>
        <encoder>
            <pattern>%d{yyyy-MM-dd-HH:mm:ss.SSS} %level [%thread]-%class:%line>>%msg%n</pattern>
            <charset>UTF-8</charset>
        </encoder>
    </appender>
    <root level="info">
        <appender-ref ref="stdout" />
        <appender-ref ref="timeFile"/>
    </root>
</configuration>