文件过滤器



public  class Fu {
 public static void main(String[] args){
      File pack=new File("src/555");
      String[] directory=pack.list(new FilenameFilter() {
   public boolean accept(File dir, String name) {
    return name.endsWith(".ppt")||new File(name).isDirectory();
   }
  });
      for (String filter : directory) {
   System.out.println(filter);
  }
 }
}