/*
This program is a part of the companion code for Core Java 8th ed.
(http://horstmann.com/corejava)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
import java.io.File;
import java.io.IOException;
/**
* @version 1.00 05 Sep 1997
* @author Gary Cornell
*/
public class FindDirectories
{
public static void main(String[] args)
{
// if no arguments provided, start at the parent directory
if (args.length == 0) args = new String[] { ".." };
try
{
File pathName = new File(args[0]);
String[] fileNames = pathName.list();
// enumerate all files in the directory
for (int i = 0; i < fileNames.length; i++)
{
File f = new File(pathName.getPath(), fileNames[i]);
// if the file is again a directory, call the main method recursively
if (f.isDirectory())
{
System.out.println(f.getCanonicalPath());
main(new String[] { f.getPath() });
}
}
}
catch (IOException e)
{
e.printStackTrace();
}
}
}