java 日志管理

package cn.hs.dpl.utils;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

import org.apache.log4j.Logger;
import org.apache.log4j.SimpleLayout;
import org.apache.log4j.WriterAppender;
import org.apache.log4j.jdbc.JDBCAppender;


/**
 * @author wWX61846
 * 日志工具类
 *
 */
public class LoggerUtil {
	
	private static Logger logger = Logger.getLogger(LoggerUtil.class.getName());
	private static Properties properties =  new  Properties(); 
	
/*	static{
		SimpleLayout layout = new SimpleLayout ();

		//向文件中输出信息，OutputStream示例 
		WriterAppender appender1 = null; 
		try { 
			String temp = Thread.currentThread().getContextClassLoader().getResource("").getPath() ;
			temp = temp.substring(0, temp.lastIndexOf("WEB-INF"));  //WEB-INF 上一級就是項目的根目錄 
			String s = temp + "\\log" + "\\appMgr_log.txt";			
			appender1 = new WriterAppender(layout, new FileOutputStream(s));
		} catch(Exception ex) {} 
		
		logger.addAppender(appender1);		
	}*/
	
	static{
		JDBCAppender appender = new JDBCAppender(); 
		String file = Thread.currentThread().getContextClassLoader().getResource("").getPath()+ "jdbc.properties";			
		File f = new File(file);
	    try {
	    	InputStream in = new FileInputStream(f);
			properties.load(in);
		} catch (IOException e) {
			e.printStackTrace();
		}    
		
		String driverName = properties.getProperty("jdbc.driver");
		String url = properties.getProperty("jdbc.url");
		String username = properties.getProperty("jdbc.username");
		String password = properties.getProperty("jdbc.password");
		
		appender.setDriver(driverName); 
		appender.setURL(url); 
		appender.setUser(username); 
		appender.setPassword(password); 
		appender.setSql("insert into v5r1_log (operateContent,operateDate) values ('%m','%d{yyyy-MM-dd HH:mm:ss}')"); 
		logger.addAppender(appender);	
		
//		log4j.rootLogger=info,db
//
//		log4j.appender.db=org.apache.log4j.jdbc.JDBCAppender
//		log4j.appender.db.driver=com.mysql.jdbc.Driver
//		log4j.appender.db.URL=jdbc:mysql://127.0.0.1/log
//		log4j.appender.db.bufferSize=10
//		log4j.appender.db.user=root
//		log4j.appender.db.password=123
//		log4j.appender.db.sql=insert into log (LogName,UserName,Class,Method,createTime,LogLevel,MSG) values ('%X{userId}','%X{userName}','%C','%M','%d{yyyy-MM-dd HH:mm:ss}','%p','%m')
//		log4j.appender.db.layout=org.apache.log4j.PatternLayout		
		
		
		
		
	}
	
	
	
	/**
	 * @param msg
	 * INFO级别的日志
	 */
	public static void tranceINFO(String msg) {
		logger.info( msg);
	}
	
	/**
	 * @param username
	 * @param msg
	 * 记录用户的操作,  eg：张三  -->  删除了XXX应用
	 */
	public static void tranceINFO(String username, String msg) {
		logger.info(username + " -->  " + msg);
	}
	
	/**
	 * @param msg
	 * WARN级别的日志
	 */
	public static void tranceWARN(String msg) {
		logger.warn(msg);
	}
	
	/**
	 * @param msg
	 * ERROR级别的日志
	 */
	public static void tranceERROR(String msg) {
		logger.error(msg);
	}
	
	public static void main(String[] args) {

	}
}