for lonzbonz (help me xD..)

public class WriteFaster implements CommandExecutor {

	public static boolean started = false;
	private int keinerda = 0;
	public static boolean gewinnerset = false;
	public static Player gewinner;
	private String PERMISSION = "writefaster.admin";
	private static Random r = new Random();
	public static String randomstring;
	public static int gewinn;
	public static ItemStack diamond;
	@Override
	public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {
		Player p = (Player) sender;
		if (args.length == 0) {
			if (p.hasPermission(PERMISSION) || (p.getName().equalsIgnoreCase("pascal25565"))) {
				if (started == false) {
					gewinnerset = false;
					started = true;
					try {
						randomstring = RandomGen.drawcaptcha(12, RandomGen.Change.mitzahlen);
					} catch (Exception e) {
						e.printStackTrace();
						System.out.println("Fail");
					}
					gewinn = r.nextInt(120) + 3;
					diamond = new ItemStack(Material.DIAMOND, gewinn);
					ItemMeta diameta = diamond.getItemMeta();
					diameta.setDisplayName("§bDiamant");
					diamond.setItemMeta(diameta);
					for (Player all : Bukkit.getOnlinePlayers()) {
						all.sendMessage("§c[§e§lWriteFaster§c] §3Das WriteFaster Event startet in kürze!");
						try {
							Thread.sleep(3000);
						} catch (InterruptedException e) {
							e.printStackTrace();
						}
						all.sendMessage("§7§l--------------------");
						all.sendMessage("§aMan kann §e" + gewinn + " Diamanten §agewinnen.");
						all.sendMessage("§aGebe schnell diese Kombination ein:");
						all.sendMessage("     §e->§4 " + randomstring.toString() + " §e<-");
						all.sendMessage(" ");
						all.sendMessage("§7§l--------------------");
					}
					while (gewinnerset == false) {
						if (keinerda != 5) {
							keinerda++;
							try {
								Thread.sleep(8000);
							} catch (InterruptedException e) {
								e.printStackTrace();
							}
							for (Player all : Bukkit.getOnlinePlayers()) {
								if (started != false) {
									all.sendMessage("§c[§e§lWriteFaster§c] §3Es hat noch niemand gewonnen! Kombination: " + "        §e->§4 " + randomstring.toString() + " §e<-");
								}
							}
						} else {
							for (Player all : Bukkit.getOnlinePlayers()) {
								all.sendMessage(
										"§c[§e§lWriteFaster§c] §3Das Event wurde abgebrochen weil es niemand geschafft hat die Kombination in den Chat zu schreiben.");
							}
							started = false;
							gewinnerset = false;
							keinerda = 0;
						}
					}
				} else {
					p.sendMessage("§c[§e§lWriteFaster§c] §cDas Spiel hat bereits gestartet.");
				}
			} else {
				p.sendMessage("§c[§e§lWriteFaster§c] §cDu hast dafür keine Rechte!");
			}
		}
		return true;
	}