显示目录树,刚才玩着写的一个java

import java.io.*;
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&Wb} QC0/**
0?]Gj:l"r,S-Ke0* User: Z.X.TITPUB个人空间/ACyWee
* Discript:显示目录ITPUB个人空间[d_5m8O[
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* Date: 2007-6-8ITPUB个人空间R#~z t(@b6wCf
* Time: 9:14:18ITPUB个人空间?*J+logd
*/
2m4i'g`'T9I@7`/X0public class IoTest {ITPUB个人空间KsR m#@oj2a
static String space = "|->";
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public static void main(String[] args) {ITPUB个人空间)TC`;Lm7AM/\5}j
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File x = new File("D:" + File.separator + "logonApp");ITPUB个人空间cp:_h|"JB+VT'f
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if (x.exists()) {
bGr"l'SI0printMenu(x, space);
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if (args.length!=0) {
*{6WnR+I0System.out.println(args[0]);
i0Y:W nK5I!d-?]0o0try {ITPUB个人空间mb'oa,FF
FileReader myFileReader = new FileReader(args[0]);
-PzOP{0BufferedReader myBufferedReader = new BufferedReader(myFileReader);ITPUB个人空间kuH7Vp2K\r7@\J-n(]
String myString;ITPUB个人空间1E*t:?aVU5GXfN
System.out.println("------------BEGIN SHOW FILE "+new File(args[0]).getName().toUpperCase()+"----------------");ITPUB个人空间a$`]*O:`
while ((myString = myBufferedReader.readLine()) != null) {
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v$]0System.out.println(myString);ITPUB个人空间YwBdK S1h+d(G
}
:u}/e,E&q1k%U0myFileReader.close();
&MS W;wB0} catch (FileNotFoundException e) {
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} catch (IOException e) {
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}
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]*g @ b7o^MH0private static void printMenu(File x, String y) {ITPUB个人空间"hd#Rsm
File[] tu = x.listFiles();ITPUB个人空间~Y
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for (int q = 0; q < tu.length; q++) {
:[]Vq3i2h@mW0System.out.println(y + tu[q].getName());ITPUB个人空间H#jHf+h
if (tu[q].isDirectory()) {
"\AuFii0printMenu(tu[q], "| " + y);
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}