JAVA FILE or I/O学习 - Desktop本地程序学习

 1 public class DesktopKnow

 2 {

 3     public void know()

 4     {

 5         try

 6         {

 7             Desktop.getDesktop().open(new File("C:\\Program Files"));

 8         } catch (IOException e1)

 9         {

10             JOptionPane.showMessageDialog(null, "抱歉，您的电脑中还没有安装打开该文件的程序！", "打开文件 - 提示", JOptionPane.WARNING_MESSAGE);

11         }

12     }

13     public static void main(String[] args)

14     {

15         DesktopKnow desktopKnow = new DesktopKnow();

16         desktopKnow.know();

17     }

18 }