log4j2配置文件详解（可直接用）

矫情吗；* 2024-02-05 20:05 3阅读 0赞

### log4j2介绍 ###

选择配置文件的优先级如下：

1.  classpath下名为 log4j2-test.json或log4j2-test.jsn
2.  classpath下名为 log4j2-test.xml
3.  classpath下名为 log4j2.json 或log4j2.jsn
4.  classpath下名为 log4j2.xml

### slf4j日志门面+log4j2 ###

#### 引入依赖 ####

<dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter</artifactId>
      	
        <exclusions>
            <exclusion>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-logging</artifactId>
            </exclusion>
        </exclusions>
    </dependency>
    
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-log4j2</artifactId>
    </dependency>
    
    <dependency>
        <groupId>com.yomahub</groupId>
        <artifactId>tlog-all-spring-boot-starter</artifactId>
        <version>1.5.1</version>
    </dependency>

#### 配置文件 ####

<?xml version="1.0" encoding="UTF-8"?>
    
    
    <configuration monitorInterval="30" status="INFO">
        
        
    
        
        
        <Properties>
            <property name="LOG_PATTERN" value="%d{yyyy-MM-dd}[%d{HH:mm:ss,SSS}] %p [%t] %highlight{%c{1.}.%M(%L)}: %m%n"/>
            
            
            <property name="FILE_PATH" value="./log"/>
            
        </Properties>
    
        
        
        <appenders>
    
            
            <console name="Console" target="SYSTEM_OUT">
                
                <PatternLayout pattern="${LOG_PATTERN}"/>
                
                <ThresholdFilter level="debug" onMatch="ACCEPT" onMismatch="DENY"/>
            </console>
    
            
            
            
            
    
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
    
    
            
            
            <RollingFile name="RollingFileInfo"
                         fileName="${FILE_PATH}/info.log"
                         filePattern="${FILE_PATH}/info/INFO-%d{yyyy-MM-dd}_%i.log.gz">
                
                <ThresholdFilter level="info" onMatch="ACCEPT" onMismatch="DENY"/>
                <PatternLayout pattern="${LOG_PATTERN}"/>
                <Policies>
                    
                    <TimeBasedTriggeringPolicy interval="1" modulate="true"/>
                    <SizeBasedTriggeringPolicy size="100MB"/>
                </Policies>
                
                
                <DefaultRolloverStrategy max="60">
                    
                    <Delete basePath="${FILE_PATH}" maxDepth="2">
                        <IfFileName glob="*/*.log*"/>
                        <IfLastModified age="60d"/>
                    </Delete>
                </DefaultRolloverStrategy>
            </RollingFile>
    
    
            
            
            <RollingFile name="RollingFileError"
                         fileName="${FILE_PATH}/error.log"
                         filePattern="${FILE_PATH}/error/ERROR-%d{yyyy-MM-dd}_%i.log.gz">
                
                <ThresholdFilter level="error" onMatch="ACCEPT" onMismatch="DENY"/>
                <PatternLayout pattern="${LOG_PATTERN}"/>
                <Policies>
                    
                    <TimeBasedTriggeringPolicy interval="1" modulate="true"/>
                    <SizeBasedTriggeringPolicy size="100MB"/>
                </Policies>
                
                
                <DefaultRolloverStrategy max="60">
                    
                    <Delete basePath="${FILE_PATH}" maxDepth="2">
                        <IfFileName glob="*/*.log*"/>
                        <IfLastModified age="60d"/>
                    </Delete>
                </DefaultRolloverStrategy>
            </RollingFile>
    
            
            <Async name="Async" bufferSize="20000" blocking="true" includeLocation="true">
                <AppenderRef ref="Console"/>
                
                <AppenderRef ref="RollingFileInfo"/>
                <AppenderRef ref="RollingFileError"/>
            </Async>
        </appenders>
    
        
        <loggers>
            
            <root level="info">
                <AppenderRef ref="Async"/>
            </root>
    
            
            
            
            <logger name="org.mybatis" level="info" additivity="false">
                <AppenderRef ref="Async"/>
            </logger>
            <Logger name="org.springframework" level="info" additivity="false">
                <AppenderRef ref="Async"/>
            </Logger>
            <logger name="org.mybatis.spring.SqlSessionUtils" level="OFF" additivity="false">
                <AppenderRef ref="Async"/>
            </logger>
            <logger name="org.mybatis.spring.transaction.SpringManagedTransaction" level="OFF" additivity="false">
                <AppenderRef ref="Async"/>
            </logger>
            <logger name="org.apache.kafka.clients" level="OFF" additivity="false">
                <AppenderRef ref="Async"/>
            </logger>
            <logger name="org.apache.ibatis.logging.jdbc.BaseJdbcLogger" level="OFF" additivity="false">
                <AppenderRef ref="Async"/>
            </logger>
    
        </loggers>
    
    
    </configuration>