1 /**

     2  * FileTraverser.java

     3  * Copyright (C) 2010 Markus Broeker

     4  */

     5 

     6 import java.io.File;

     7 import java.util.List;

     8 import java.util.ArrayList;

     9 

    10 public class FileTraverser {

    11 

    12     /**

    13      * @Params folder: the starting directory, the starting folder

    14      * @Params recursive: list subfolders recursively or not

    15      * @Params list: the list to store the data

    16      */

    17     public static void find(String folder, boolean recursive, List<String> list) {

    18 

    19         File directory = new File (folder);

    20         if (!directory.isDirectory())

    21             return;

    22         else

    23             list.add(directory.getPath());

    24 

    25         /* prevent linux recursion problems when using symlinks */

    26         if (Unix.isLink(folder)) {

    27             return;

    28         }

    29 

    30         File[] files = directory.listFiles();

    31 

    32         for (File f : files) {

    33             if (f.isDirectory() && recursive) {

    34                 find(f.getPath(), recursive, list);

    35             } else

    36                 list.add(f.getPath());

    37         }

    38     }

    39 

    40     public static void main(String[] args) {

    41         List<String> list = new ArrayList<String>();

    42         String homeDir = System.getProperty("user.home");

    43         boolean recursive = false;

    44 

    45         if (args.length == 2) {

    46             homeDir = args[0];

    47             recursive = Integer.parseInt(args[1]) != 0 ? true : false;

    48         }

    49 

    50         find(homeDir, recursive, list);

    51         for (String s : list) {

    52             System.out.println ("List: " + s);

    53         }

    54     }

    55 }