log4j2日志xml配置——不同级别的日志分别记录在不同的文件

<?xml version="1.0" encoding="UTF-8"?>
<!--日志级别以及优先级排序: OFF > FATAL > ERROR > WARN > INFO > DEBUG > TRACE > ALL -->
<!--Configuration后面的status，这个用于设置log4j2自身内部的信息输出，可以不设置，当设置成trace时，你会看到log4j2内部各种详细输出-->
<!--monitorInterval：Log4j能够自动检测修改配置 文件和重新配置本身，设置间隔秒数-->
<Configuration status="WARN" monitorInterval="500">
    <!--定义日志储存文件目录-->
    <properties>
        <property name="LOG_HOME">logs</property>
    </properties>
    <Appenders>
        <!--控制台输出所有日志-->
        <Console name="Console" target="SYSTEM_OUT">
            <PatternLayout pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n" />
        </Console>
        <!--Info级别日志输出-->
        <RollingRandomAccessFile name="InfoFile"
                                 fileName="${LOG_HOME}/info/info.log"
                                 filePattern="${LOG_HOME}/info-%d{yyyy-MM-dd}-%i.log">
            <Filters>
                <ThresholdFilter level="warn" onMatch="DENY" onMismatch="NEUTRAL"/>
                <ThresholdFilter level="info" onMatch="ACCEPT" onMismatch="DENY" />
            </Filters>
            <PatternLayout pattern="%date{yyyy-MM-dd HH:mm:ss.SSS} %level [%thread][%file:%line] - %msg%n" />
            <Policies>
                <TimeBasedTriggeringPolicy />
                <SizeBasedTriggeringPolicy size="10 MB" />
            </Policies>
            <!-- DefaultRolloverStrategy属性如不设置，则默认为最多同一文件夹下7个文件，这里设置了20 -->
            <DefaultRolloverStrategy max="20" />
        </RollingRandomAccessFile>
         <!--warn级别日志输出-->
        <RollingRandomAccessFile name="WarnFile"
                                 fileName="${LOG_HOME}/warn/warn.log"
                                 filePattern="${LOG_HOME}/warn-%d{yyyy-MM-dd}-%i.log">
            <Filters>
                <ThresholdFilter level="error" onMatch="DENY" onMismatch="NEUTRAL"/>
                <ThresholdFilter level="warn" onMatch="ACCEPT" onMismatch="DENY"/>
            </Filters>
            <PatternLayout pattern="%date{yyyy-MM-dd HH:mm:ss.SSS} %level [%thread][%file:%line] - %msg%n" />
            <Policies>
                <TimeBasedTriggeringPolicy />
                <SizeBasedTriggeringPolicy size="10 MB" />
            </Policies>
            <DefaultRolloverStrategy max="20" />
        </RollingRandomAccessFile>        <!--Error级别日志输出-->
        <RollingRandomAccessFile name="ErrorFile"
                                 fileName="${LOG_HOME}/error/error.log"
                                 filePattern="${LOG_HOME}/error-%d{yyyy-MM-dd}-%i.log">
            <Filters>
                <ThresholdFilter level="error" onMatch="ACCEPT" onMismatch="DENY" />
            </Filters>
            <PatternLayout pattern="%date{yyyy-MM-dd HH:mm:ss.SSS} %level [%thread][%file:%line] - %msg%n" />
            <Policies>
                <TimeBasedTriggeringPolicy />
                <SizeBasedTriggeringPolicy size="10 MB" />
            </Policies>
            <DefaultRolloverStrategy max="20" />
        </RollingRandomAccessFile>
    </Appenders> <!--然后定义logger，只有定义了logger并引入的appender，appender才会生效-->
    <Loggers>
         <!--过滤掉spring的一些无用的DEBUG信息-->
        <logger name="org.springframework" level="INFO"></logger>
        <Root level="Debug">
            <AppenderRef ref="Console" />
            <AppenderRef ref="InfoFile" />
            <AppenderRef ref="WarnFile" />
            <AppenderRef ref="ErrorFile" />
        </Root>
    </Loggers></Configuration>