java打印文件树的代码

输出的结构类似于linux下的tree命令如下：

原创不易，转载请注明出处:java打印文件树的代码

 package com.zuidaima.file;

 import java.io.File;
 import java.util.Arrays;

 import org.junit.Test;

 public class ListDir2 {
     int indentLevel = -1;
     String htmlPath = "";

     @Test
     public void listPath() {
         File path = new File("C:/zuidaima/");
         listPath(path);
     }

     public void listPath(File path) {
         File files[];
         indentLevel++;
         files = path.listFiles();
         Arrays.sort(files);
         for (int i = 0, n = files.length; i < n; i++) {
             for (int indent = 0; indent < indentLevel; indent++) {
                 System.out.print("  ");
             }
             File file = files[i];
             if (file.isDirectory()) {
                 System.out.println(file.getAbsolutePath());
             } else {
                 System.out.println(file.getName());
             }
             if (files[i].isDirectory()) {
                 listPath(files[i]);
             }
         }
         indentLevel--;
     }
 }

 代码下载地址： http://www.zuidaima.com/share/1550463223532544.htm