Java Logger Logging 封装

/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package commserver; import java.io.File; import java.io.IOException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.logging.FileHandler; import java.util.logging.Handler; import java.util.logging.Level; import java.util.logging.Logger; import java.util.logging.SimpleFormatter; /** * * @author Administrator */ public class LoggerUtil { private static String scurr = null; /** * 得到要记录的日志的路径及文件名称 * @return */ private static String getLogName(String serv) { StringBuilder logPath = new StringBuilder(); logPath.append(System.getProperty("user.dir")); logPath.append("\\Log"); File file = new File(logPath.toString()); if (!file.exists()) file.mkdir(); SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); scurr = sdf.format(new Date()); logPath.append("\\").append(serv).append("_").append(scurr).append(".log"); return logPath.toString(); } /** * 配置Logger对象输出日志文件路径 * @param logger * @param serv * @throws SecurityException * @throws IOException */ public static void setLogingProperties(Logger logger, String serv) throws SecurityException, IOException { setLogingProperties(logger,Level.ALL, serv); } /** * 配置Logger对象输出日志文件路径 * @param logger * @param level 在日志文件中输出level级别以上的信息 * @param serv 服务名称 * @throws SecurityException */ public static void setLogingProperties(Logger logger, Level level, String serv) { Handler handler[] = logger.getHandlers(); if(handler.length > 0){ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); String sc = sdf.format(new Date()); if(sc.equals(scurr)){ return; } handler[0].flush(); handler[0].close(); logger.removeHandler(handler[0]); } FileHandler hFile; try { hFile = new FileHandler(getLogName(serv), 0, 1, true); hFile.setFormatter(new SimpleFormatter());//输出格式 hFile.setLevel(Level.INFO); logger.addHandler(hFile);//日志输出文件 //logger.setLevel(level); //logger.addHandler(new ConsoleHandler());//输出到控制台 } catch (SecurityException e) { logger.log(Level.SEVERE, "安全性错误", e); } catch (IOException e) { logger.log(Level.SEVERE,"读取文件日志错误", e); } } public static void LoggerClose(Logger logger){ Handler handler[] = logger.getHandlers(); if(handler.length > 0){ handler[0].flush(); handler[0].close(); logger.removeHandler(handler[0]); } } }