logtest.java

Log4j日志记录

package test;

import org.apache.log4j.BasicConfigurator;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.apache.log4j.PropertyConfigurator;
import org.apache.log4j.xml.DOMConfigurator;

public class LogTest {


	
	public static void main(String[] args) {
		
		
		Logger logger=Logger.getLogger(LogTest.class);
		
		//日志初始化
	//	BasicConfigurator.configure();
		
		//寻找log4j的属性文件
//		PropertyConfigurator.configure("F://log4j.properties");
		
		//读取使用Java的特性文件编写的配置文件。
//		PropertyConfigurator.configure("/log4jTest/WEB-INF/log4j.properties");
		
		//读取XML形式的配置文件
//		DOMConfigurator.configure("log4j.xml");
		
		
	
		//当设置日志级别为ERROR时，则ERROR等级以下都不会输出
//		logger.setLevel(Level.ERROR);
		
		logger.trace("Here is some Trace");
		
		logger.debug("Here is some Debug");
		
		logger.info("Here is some InFo");
		
		logger.warn("Here is some Warm");
		
		logger.error("Here is some Error");
		
		logger.fatal("Here is some Fatal");
		
		logger.debug("llllllllllllll");
		
		logger.fatal("---------------------");
		
	}

}