import javax.imageio.*;
import java.awt.image.*;
import java.awt.event.*;
import java.awt.*;
import java.security.NoSuchAlgorithmException;
import java.security.MessageDigest;
import java.lang.reflect.*;
import java.net.*;
import java.io.*;
import javax.swing.text.*;
import javax.swing.event.*;
import javax.swing.*;
import java.util.concurrent.atomic.*;
import java.util.concurrent.*;
import java.util.regex.*;
import java.util.List;
import java.util.zip.*;
import java.util.*;


public class main {
  static String snippetID = "#1001048"; // just a test program
 
  public static void main(String[] args) throws Exception {
    if (args.length != 0) snippetID = args[0];
    
    print("Listing: " + programDir(snippetID));
    print();
    
    int count = 0;
    for (File f : listProgramDir(snippetID)) {
      print(f.getName());
      ++count;
    }
    print();
    print(count + " files/dirs found for program " + formatSnippetID(snippetID) + ".");
  }

static File programDir(String snippetID) {
  return new File(userHome(), "JavaX-Data/" + formatSnippetID(snippetID));
}


static List<File> listProgramDir(String snippetID) {
  File dir = programDir(snippetID);
  if (dir.isDirectory()) {
    File[] f = dir.listFiles();
    if (f != null)
      return asList(f);
  }
  return new ArrayList();
}

static void print() {
  System.out.println();
}

static void print(Object o) {
  System.out.println(o);
}

static void print(long i) {
  System.out.println(i);
}

static String formatSnippetID(String id) {
  return "#" + parseSnippetID(id);
}

static String formatSnippetID(long id) {
  return "#" + id;
}

static <A> ArrayList<A> asList(A[] a) {
  return new ArrayList<A>(Arrays.asList(a));
}

static String _userHome;
static String userHome() {
  if (_userHome == null) {
    if (isAndroid())
      _userHome = "/storage/sdcard0/";
    else
      _userHome = System.getProperty("user.home");
    //System.out.println("userHome: " + _userHome);
  }
  return _userHome;
}


public static long parseSnippetID(String snippetID) {
  return Long.parseLong(shortenSnippetID(snippetID));
}

static boolean isAndroid() { return System.getProperty("java.vendor").toLowerCase().indexOf("android") >= 0; }

static String shortenSnippetID(String snippetID) {
  if (snippetID.startsWith("#"))
    snippetID = snippetID.substring(1);
  String httpBlaBla = "http://tinybrain.de/";
  if (snippetID.startsWith(httpBlaBla))
    snippetID = snippetID.substring(httpBlaBla.length());
  return snippetID;
}
}