Gutefrage.net / Fehler (is it up to date)

package de.lolermc;

import java.io.File;
import java.util.ArrayList;

import org.bukkit.Bukkit;
import org.bukkit.configuration.file.FileConfiguration;
import org.bukkit.configuration.file.YamlConfiguration;
import org.bukkit.entity.Player;
import org.bukkit.event.Listener;
import org.bukkit.plugin.RegisteredServiceProvider;
import org.bukkit.plugin.java.JavaPlugin;

import de.Herbystar.TTA.TTA_Methods;
import net.milkbowl.vault.economy.Economy;

public class Main extends JavaPlugin implements Listener{

    public static Economy economy = null;
    int messages_anzahl = 6;

    ArrayList<String> particles = new ArrayList<>();

    File Config = new File("plugins/System", "config.yml");
    FileConfiguration config = YamlConfiguration.loadConfiguration(Config);

    File Players = new File("plugins/System", "players.yml");
    FileConfiguration players = YamlConfiguration.loadConfiguration(Players);

    File Lang = new File("plugins/System", "language.yml");
    FileConfiguration lang = YamlConfiguration.loadConfiguration(Lang);

    File Friends = new File("plugins/System", "friends.yml");
    FileConfiguration friends = YamlConfiguration.loadConfiguration(Friends);

    public void onEnable(){
        this.setupEconomy();
        this.getServer().getPluginManager().registerEvents(this, this);
        System.out.println("<-------DISCLAIMER------->");
        System.out.println("System - By LolerMC");
        System.out.println("Version: 4.0");
        System.out.println("<-------DISCLAIMER------->");
        Bukkit.broadcastMessage("§c<§e--------§cCREDITS§e-----------§c>");
        Bukkit.broadcastMessage("§cAuthor: §eLolerMC");
        Bukkit.broadcastMessage("§cVersion: §e4.0");
        Bukkit.broadcastMessage("§cCodename: de-lolermc-plexed-system-4.0-release");
        Bukkit.broadcastMessage("§cCodename2: de-lolermc-plexed-system-friendsystem-1.0-beta");
        Bukkit.broadcastMessage("§c<§e---------------------------§c>");
        Bukkit.broadcastMessage("§8[§cSystem§8] §aErfolgreich neugeladen!");

        registerEvents();
        registerCommands();
        makeConfig();

        runAutoMessage();

    }

    private void runAutoMessage() {

        getServer().getScheduler().runTaskTimerAsynchronously(this, new Runnable(){

            @Override
            public void run() {

                if(messages_anzahl <= 6){
                    if(messages_anzahl > 1){

                        messages_anzahl--;

                        for(Player players : Bukkit.getOnlinePlayers()){

                            TTA_Methods.sendActionBar(players, config.getString("AutoMessage." + messages_anzahl));

                        }

                    }else{

                        messages_anzahl = 6;

                    }







                }else{

                    messages_anzahl = 6;

                }



            }

        }, 3*20, 5*20);



    }

    public void registerEvents(){
        new ChatSystem(this);
        new Motd(this);
        new PremiumJoin(this);
        new InfoBoard(this);
        new Tablist(this);
        new Join(this);
        new Jumppads(this);
        new Particles(this);
        new Commands(this);
        new LobbyItems(this);
        new LobbyItemsGadgets(this);
        new LobbyItemNavigator(this);
        new WarnBanSystem(this);
        new FriendSystem(this);
        new Build(this);
        Bukkit.broadcastMessage("§8[§bPlexed§8] §aEvents geladen!");
    }

    public void registerCommands(){
        getCommand("system").setExecutor(new Commands(this));
        getCommand("system").setExecutor(new Motd(this));
        getCommand("day").setExecutor(new Commands(this));
        getCommand("noon").setExecutor(new Commands(this));
        getCommand("night").setExecutor(new Commands(this));
        getCommand("storm").setExecutor(new Commands(this));
        getCommand("sun").setExecutor(new Commands(this));
        getCommand("gamemode").setExecutor(new Commands(this));
        getCommand("sethub").setExecutor(new SpawnAndHub(this));
        getCommand("hub").setExecutor(new SpawnAndHub(this));
        getCommand("spawn").setExecutor(new SpawnAndHub(this));
        getCommand("friend").setExecutor(new FriendSystem(this));
        getCommand("ban").setExecutor(new WarnBanSystem(this));
        getCommand("unban").setExecutor(new WarnBanSystem(this));
        getCommand("warn").setExecutor(new WarnBanSystem(this));
        getCommand("kick").setExecutor(new WarnBanSystem(this));
        getCommand("unwarn").setExecutor(new WarnBanSystem(this));
        getCommand("playerinfo").setExecutor(new Commands(this));
        getCommand("tracer").setExecutor(new Commands(this));
        getCommand("build").setExecutor(new Build(this));
        getCommand("kits").setExecutor(new Commands(this));
        getCommand("adminpanel").setExecutor(new AdminPanel(this));
        Bukkit.broadcastMessage("§8[§bPlexed§8] §aCommands geladen!");
    }


    public void makeConfig(){

        if (Config.exists() == false){
            try{
                config.set("max_normal_players", 150);
                config.set("motd", "§b§lPlexed §8- §aMinigames | §bVersion§a [1.8-1.10]\n§cKeine Motd eingestellt!");
                config.set("wartungsmodus", "off");
                config.set("AutoMessage.1", "§cDas ist die §e1. §cNachricht!");
                config.set("AutoMessage.2", "§cDas ist die §e2. §cNachricht!");
                config.set("AutoMessage.3", "§cDas ist die §e3. §cNachricht!");
                config.set("AutoMessage.4", "§cDas ist die §e4. §cNachricht!");
                config.set("AutoMessage.5", "§cDas ist die §e5. §cNachricht!");
                config.save(Config);
            }catch(Exception e){
                System.err.println("[System] Konnte 'config.yml' nicht erstellen!");
            }

        }

        if(Players.exists() == false){
            try{
                players.save(Players);
            }catch(Exception e){
                System.err.println("[System] Konnte 'players.yml' nicht erstellen!");
            }
        }

        if(Friends.exists() == false){
            try{
                friends.save(Friends);
            }catch(Exception e){
                System.err.println("[System] Konnte 'friends.yml' nicht erstellen!");
            }
        }

    }

    private boolean setupEconomy()
    {
        RegisteredServiceProvider<Economy> economyProvider = getServer().getServicesManager().getRegistration(net.milkbowl.vault.economy.Economy.class);
        if (economyProvider != null) {
            economy = economyProvider.getProvider();
        }

        return (economy != null);
    }


}