log4jtest.java

网络硬盘

package com.zte.webfile.test;

import java.io.File;

import org.apache.log4j.Logger;


public class Log4JTest {
	public static void main(String arg[]){
		Logger logger=Logger.getLogger(Log4JTest.class);
		logger.fatal("err");
		new File("c:/haha").mkdir();
	}
}