LuckyEvent Main Class

package me.choohan.luckyevent;

import java.io.File;
import java.io.IOException;
import java.util.List;
import java.util.concurrent.ThreadLocalRandom;
import net.md_5.bungee.api.ChatColor;
import org.bukkit.Bukkit;
import org.bukkit.Server;
import org.bukkit.command.ConsoleCommandSender;
import org.bukkit.command.PluginCommand;
import org.bukkit.configuration.InvalidConfigurationException;
import org.bukkit.configuration.file.FileConfiguration;
import org.bukkit.configuration.file.FileConfigurationOptions;
import org.bukkit.configuration.file.YamlConfiguration;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerJoinEvent;
import org.bukkit.permissions.Permission;
import org.bukkit.plugin.PluginManager;
import org.bukkit.plugin.java.JavaPlugin;
import org.bukkit.scheduler.BukkitScheduler;

public class main
  extends JavaPlugin
{
  public Permission playerPermission = new Permission("luckyevent.hourreward.give");
  public Permission hrreload = new Permission("luckyevent.hourreward.reload");
  public Permission giveall = new Permission("luckyevent.hourreward.giveall");
  private FileConfiguration player;
  private File playerf;


  public void onEnable()
  {
      createFiles();
      new JoinListener(this);
    PluginManager pm = getServer().getPluginManager();
    pm.addPermission(this.playerPermission);
    pm.addPermission(this.hrreload);
    pm.addPermission(this.giveall);
    getServer().getConsoleSender().sendMessage(ChatColor.translateAlternateColorCodes('&', getConfig().getString("Prefix") + " &6LuckyEvent 1.0 &ahad been enabled!"));
    registercommands();
    if (!new File(getDataFolder(), "config.yml").exists()) {
      getConfig().options().copyDefaults(true);
    }
    saveDefaultConfig();
    BukkitScheduler scheduler = getServer().getScheduler();
    scheduler.scheduleSyncRepeatingTask(this, new Runnable()
    {
      public void run()
      {
        for (Player p : Bukkit.getOnlinePlayers())
        {
          List<String> list = main.this.getConfig().getStringList("CMD");
          int index = ThreadLocalRandom.current().nextInt(list.size());
          String cmd = (String)list.get(index);
          Bukkit.getServer().dispatchCommand(Bukkit.getConsoleSender(), cmd.replaceAll("<player>", p.getPlayer().getName()));
        }
      }
    }, 0L, 72000L);
  }

  public void onDisable()
  {
    getServer().getConsoleSender().sendMessage(ChatColor.translateAlternateColorCodes('&', getConfig().getString("Prefix") + " &6LuckyEvent 1.0 &ahad been disabled!"));

    saveDefaultConfig();
  }

  private void registercommands()
  {
    getCommand("luckyevent").setExecutor(new luckydraw(this));
  }

  public FileConfiguration getPlayerConfig() {
      return this.player;
  }

  private void createFiles(){

      playerf = new File(getDataFolder(), "player.yml");

      if(!playerf.exists()) {
          playerf.getParentFile().mkdirs();
          saveResource("player.yml", false);
      }

      player = new YamlConfiguration();
      try{
          player.load(playerf);
      } catch (IOException e){
          e.printStackTrace();
      } catch (InvalidConfigurationException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

  }

}