### 设置###

log4j.rootLogger = debug,stdout,D,E  

### 输出信息到控制抬 ###

log4j.appender.stdout = org.apache.log4j.ConsoleAppender

log4j.appender.stdout.Target = System.out

log4j.appender.stdout.layout = org.apache.log4j.PatternLayout

log4j.appender.stdout.layout.ConversionPattern = [%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n  

### 输出DEBUG 级别以上的日志到=D://logs/error.log ###

log4j.appender.D = org.apache.log4j.DailyRollingFileAppender

log4j.appender.D.File = D://logs/log.log

log4j.appender.D.Append = true

log4j.appender.D.Threshold = DEBUG

log4j.appender.D.layout = org.apache.log4j.PatternLayout

log4j.appender.D.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n  

### 输出ERROR 级别以上的日志到=D://logs/error.log ###

log4j.appender.E = org.apache.log4j.DailyRollingFileAppender

log4j.appender.E.File =D\://logs/error.log

log4j.appender.E.Append = true

log4j.appender.E.Threshold = ERROR

log4j.appender.E.layout = org.apache.log4j.PatternLayout

log4j.appender.E.layout.ConversionPattern = %-d{yyyy-MM-dd HH\:mm\:ss}  [ %t\:%r ] - [ %p ]  %m%n

package com.java.utils;

import org.apache.log4j.Logger;

import org.apache.log4j.PropertyConfigurator;

public   class  TestLog4j {

        private static Logger logger = Logger.getLogger(TestLog4j.class);

    public static void main(String[] args) {

        logger.debug("debug test");

        logger.info("info test");

        logger.error("error test");

    }

}