try {
            InputStream fis = getClass().getResourceAsStream("SysInfo.app");
            prop = new Properties();
            try {
                prop.load(fis);
                //System.out.println("load SysInfo.app success");
                fis.close();
            }
            catch ( java.io.IOException exc ) {                exc.printStackTrace();
            }
        }
        catch (Exception exc ) {
            System.out.println("Can't find config file!");            exc.printStackTrace();
        }试试这个