JAVA 递归文件夹

private void getAllFileInfo(String path)
{
    File dirFile = new File(path);          
    File[] files = dirFile.listFiles();  
    //开始遍历所有文件
   for(int i=0;i<files.length;i++)
    {　
      //子文件   
      if(files[i].isFile())
        {
            File f = files[i];
            System.out.println(f.getName());
        }
        else //文件夹
        {
            File f = files[i];
            System.out.println(f.getAbsolutePath());
            getAllFileInfo(f.getAbsolutePath());
        }
   }

}