kod pluginu na warp grzegorz2047

package pl.grzegorz2047.ml;

import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.plugin.java.JavaPlugin;

public class Main extends JavaPlugin {

        @Override
        public boolean onCommand(CommandSender sender, Command command,String label, String[] args) {
                if( !(sender instanceof Player) ){
                        return false;
                }
                Player player = (Player) sender;
                if(label.equalsIgnoreCase("tepaj")){
                        if(args.length == 1){
                                String DoKogo = args[0];
                                if(this.getServer().getPlayer(DoKogo).isOnline()){
                                        player.teleport(this.getServer().getPlayer(DoKogo));
                                }
                                else{
                                        player.sendMessage(ChatColor.RED + "Nie znaleziono gracz");
                                }
                        }
                }
                if(label.equalsIgnoreCase("wstworz")){
                        if(args.length==1){
                                String NazwaWarpu=args[0];
                                Location loc;
                                loc = player.getLocation();
                                String World = loc.getWorld().getName();
                                double x= loc.getX();
                                double y = loc.getY();
                                double z = loc.getZ();
                                float yaw = loc.getYaw();
                                float pitch = loc.getPitch();
                                this.getConfig().set("warpy." + NazwaWarpu+  ".W", loc.getWorld().getName());
                                this.getConfig().set("warpy." + NazwaWarpu+  ".X", loc.getX());
                                this.getConfig().set("warpy." + NazwaWarpu+  ".Y", loc.getY());
                                this.getConfig().set("warpy." + NazwaWarpu+  ".Z", loc.getZ());
                                this.getConfig().set("warpy." + NazwaWarpu+  ".YA", loc.getYaw());
                                this.getConfig().set("warpy." + NazwaWarpu+  ".P", loc.getPitch());
                        }
                }
                if(label.equalsIgnoreCase("przenies")){
                        if(args.length==1){
                                String NazwaWarpu=args[0];
                                Location loc;
                                String World = this.getConfig().getString("warpy." + NazwaWarpu+  ".W");
                                double x= this.getConfig().getDouble("warpy." + NazwaWarpu+  ".X");
                                double y = this.getConfig().getDouble("warpy." + NazwaWarpu+  ".Y");
                                double z = this.getConfig().getDouble("warpy." + NazwaWarpu+  ".Z");
                                float yaw = (float) this.getConfig().getDouble("warpy." + NazwaWarpu+  ".YA");
                                float pitch =(float) this.getConfig().getDouble("warpy." + NazwaWarpu+  ".P");
                                loc = new Location(this.getServer().getWorld(World),x,y,z,yaw,pitch);
                                player.teleport(loc);
                        }
                }


                return false;
        }

        @Override
        public void onEnable() {
                System.out.println(this.getName() + " Stworzony przez grzegorz2047");
                saveDefaultConfig();
        }



}