public static void deleteFile(final File file) {
        if (file.isDirectory()) {
            if (file.listFiles().length == 0) {
                file.delete();
            }
            else {
                File[] listFiles;
                for (int length = (listFiles = file.listFiles()).length, i = 0; i < length; ++i) {
                    deleteFile(listFiles[i]);
                }
            }
        }
        else {
            file.delete();
        }
    }

    public static void copyDirectory(final File file, final File file2) {
        if (file.isDirectory()) {
            if (!file2.exists()) {
                file2.mkdir();
            }
            String[] list;
            for (int length = (list = file.list()).length, i = 0; i < length; ++i) {
                final String s = list[i];
                copyDirectory(new File(file, s), new File(file2, s));
            }
        }
        else {
            if (file.getName().equals("uid.dat") || file.getName().equals("session.dat")) {
                return;
            }
            try {
                copyFile(new FileInputStream(file), file2);
            }
            catch (Exception ex) {
                ex.printStackTrace();
                Logger.warn("Failed to copy file from " + file.getName() + " to " + file2.getName());
            }
        }
    }

    public static void emptyFolder(File file) {

    	String[]entries = file.list();

    	for(String s : entries){
    	    File currentFile = new File(file.getPath(), s);
    	    currentFile.delete();
    	}
    }

    public static void applyRules(World world) {
        world.setAutoSave(false);
        world.setKeepSpawnInMemory(false);
        world.setAnimalSpawnLimit(0);
        world.setGameRuleValue("doMobSpawning", "false");
        world.setGameRuleValue("doDaylightCycle", "false");
        world.setGameRuleValue("mobGriefing", "false");
        world.setTime(0L);
        world.setStorm(false);
        world.setThundering(false);
    }

    public static void copyFile(final InputStream inputStream, final File file) throws Exception {
        try {
            final FileOutputStream fileOutputStream = new FileOutputStream(file);
            final byte[] array = new byte[710];
            int read;
            while ((read = inputStream.read(array)) > 0) {
                fileOutputStream.write(array, 0, read);
            }
            fileOutputStream.close();
            inputStream.close();
        }
        catch (Exception ex) {
        	throw ex;
        }
    }