log4j2.xml配置使用

jar包：

log4j-api-2.10.0.jar

log4j-core-2.10.10.jar

log4j-1.2-api-2.10.0.jar

log4j-slf4j-impl-2.10.10.jar

slf4j-api-1.7.25.jar

使用：

public class AAA{

static logger LOGGER=MyLOG.getLog(AAA.class);

public static void main(String[] args) {

  LOGGER.info("日志信息")

}

}

public class MyLOG{

    public static Logger getLog(Class<?> clazz){

      return LoggerFactory.getLogger(clazz.getName());

    }

    public static Logger getLog(String name){

      return LoggerFactory.getLogger(name);

    }

}

log4j2.xml配置：

name="P_NAME",自己定义

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

<Configuration status="OFF" monitorInterval="30">

    <properties>

        <!--设置日志在硬盘上输出的目录-->

         <property name="P_NAME">AAA</property>

        <property name="LOG_HOME">D:/logger/${P_NAME}</property>

    </properties>

https://blog.csdn.net/shiyong1949/article/details/54666992

https://blog.csdn.net/zheng0518/article/details/69558893