import java.io.*;
import java.nio.file.*;
import java.nio.file.attribute.*;

public class Writtalble {
    public static void main(String args[]) {
        String dirname = args[0];

        DirectoryStream.Filter<Path> how =
        new DirectoryStream.Filter<Path>() {
            public boolean accept(Path filename) throws IOException {
                if(Files.isWritable(filename)) {
                    return true;
                } else {
                    return false;
                }
            }
        };

        try (DirectoryStream<Path> dirs =
        Files.newDirectoryStream(Paths.get(dirname), how)) {
            System.out.println("Directory of: " + dirname);

            for(Path entry : dirs) {
                BasicFileAttributes attribs =
                Files.readAttributes(entry, BasicFileAttributes.class);

                if(attribs.isDirectory()) {
                    System.out.print("DIR ");
                } else {
                    System.out.print("      ");
                }

                System.out.println(entry.getName(1));
            }
        } catch(InvalidPathException e) {
            System.out.println("1");
            return;
        } catch(IOException e) {
            System.out.println(e);
            return;
        }
    }
}