Log4j2配置文件说明

╰+哭是因爲堅強的太久メ 2021-09-23 07:12 403阅读 0赞

> log4j2开始，配置文件不支持使用.properties格式，只支持 xml、json、jsn 格式配置文件。默认在 src/main/resources 下，可以自己创建log4j2.xml文件来配置。

配置文件的优先级(高 -> 低)：

log4j2-test.json / log4j2-test.jsn --> log4j2-test.xml --> log4j2.json / log4j2.jsn --> log4j2.xml

log4j2.xml 配置模板

<?xml version="1.0" encoding="UTF-8"?>
    
    
    
    <configuration status="WARN" monitorInterval="30">
    
        <properties>  
            <property name="LOG_HOME">/opt/logs/hafiz/log4j2Demo/logs</property>  
            <property name="ERROR_LOG_FILE_NAME">error</property>  
        </properties>
    	
        <appenders>
    		
            <console name="Console" target="SYSTEM_OUT">
    			
                <PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
            </console>
    		
    		
    		<File name="log" fileName="log/test.log" append="false">
    		   <PatternLayout pattern="%d{HH:mm:ss.SSS} %-5level %class{36} %L %M - %msg%xEx%n"/>
    		</File>
    		
    		
            <RollingFile name="RollingFileInfo" fileName="${sys:user.home}/logs/info.log" 
    				filePattern="${sys:user.home}/logs/$${date:yyyy-MM}/info-%d{yyyy-MM-dd}-%i.log">
                        
                <ThresholdFilter level="info" onMatch="ACCEPT" onMismatch="DENY"/>
    			
                <PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
                <Policies>
                    <TimeBasedTriggeringPolicy/>
    				
                    <SizeBasedTriggeringPolicy size="100 MB"/>
                </Policies>
            </RollingFile>
            <RollingFile name="RollingFileWarn" fileName="${sys:user.home}/logs/warn.log"
                         filePattern="${sys:user.home}/logs/$${date:yyyy-MM}/warn-%d{yyyy-MM-dd}-%i.log">
                <ThresholdFilter level="warn" onMatch="ACCEPT" onMismatch="DENY"/>
                <PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
                <Policies>
                    <TimeBasedTriggeringPolicy/>
                    <SizeBasedTriggeringPolicy size="100 MB"/>
                </Policies>
    			
                <DefaultRolloverStrategy max="20"/>
            </RollingFile>
            <RollingFile name="RollingFileError" fileName="${sys:user.home}/logs/error.log"
                         filePattern="${sys:user.home}/logs/$${date:yyyy-MM}/error-%d{yyyy-MM-dd}-%i.log">
                <ThresholdFilter level="error" onMatch="ACCEPT" onMismatch="DENY"/>
                <PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
                <Policies>
                    <TimeBasedTriggeringPolicy/>
                    <SizeBasedTriggeringPolicy size="100 MB"/>
                </Policies>
            </RollingFile>
        </appenders>
        
        <loggers>
    		
            <logger name="org.springframework" level="INFO"></logger>
    		
            <root level="all">
    			
                <appender-ref ref="Console"/>
                <appender-ref ref="RollingFileInfo"/>
                <appender-ref ref="RollingFileWarn"/>
                <appender-ref ref="RollingFileError"/>
            </root>
        </loggers>
    </configuration>