Java Plugin E03

package thepablo.youtube;

import net.md_5.bungee.api.ChatColor;

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

public class YoutubeMAIN extends JavaPlugin {

	@Override
	public void onEnable() {
		System.out.println("Il plugin Tutorial di Youtube e' Online");
	}

	@Override
	public void onDisable() {
		System.out.println("Il plugin Tutorial di Youtube e' Offline");
	}

	@SuppressWarnings("deprecation")
	public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {

		if (cmd.getName().equalsIgnoreCase("plugin")) {
			if (args.length == 0) {
			Player p = (Player) sender;
			p.sendMessage(ChatColor.AQUA + "Messaggio Personale:" + ChatColor.GREEN + " /text <messaggio>");
			p.sendMessage(ChatColor.AQUA + "Messaggio Generale:" + ChatColor.GREEN + " /gtext <messsaggio>");
			return true;
			}
		} else if (cmd.getName().equalsIgnoreCase("gtext")) {
			Player p = (Player) sender;
			getServer().broadcastMessage(ChatColor.RED + p.getName() + ": " + ChatColor.RESET + ChatColor.ITALIC + args[0] + " " + args[1] + " " + args[2]);
			return true;
		} if (args[0].equalsIgnoreCase("sound")) {
			Player p = (Player) sender;
			p.sendMessage("Song Started");
			p.playSound(p.getLocation(), Sound.ANVIL_USE, 2, 0);
			p.playSound(p.getLocation(), Sound.BAT_HURT, 2, 0);
			p.playSound(p.getLocation(), Sound.VILLAGER_YES, 10, 0);
			return true;
		}

        }

}