1 import java.io.*; 2 3 public class Test { 4 public static void main(String args[]) { 5 File file = new File("E:/B"); 6 System.out.println(file.getName()); 7 tree(file,1); 8 } 9 10 private static void tree(File f, int level) { 11 String preStr = ""; 12 13 for(int i = 0; i < level; i++) { 14 preStr += " "; 15 } 16 17 File[] childFile = f.listFiles(); 18 for(int i = 0; i < childFile.length; i++) { 19 System.out.println(preStr + childFile[i].getName()); 20 if(childFile[i].isDirectory()) { 21 tree(childFile[i],level++); 22 23 } 24 } 25 26 } 27 }
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