java File类-树状结构目录显示

 1 package TimeClass01;  2 /**

 3  * 树状结构目录显示  4  */

 5 import java.io.File;  6 

 7 public class Filestudy {  8 

 9     public static void PrintFile(File file, int level) { 10     for (int i = 0; i < level; i++) { 11         System.out.print("----"); 12  } 13  System.out.println(file.getName()); 14     if (file.isDirectory()) { 15         File[] files = file.listFiles(); 16         for (File temp : files) { 17         PrintFile(temp, level + 1); 18  } 19  } 20  } 21 

22     public static void main(String[] args) { 23     File f = new File("e:/java"); 24     PrintFile(f, 0); 25 

26  } 27 }