donation plugin

package me._HighVoltage.Donate;

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

public class Donate extends JavaPlugin {

	public void onEnable() {

		Bukkit.getServer().getLogger().info("Donation Info Plugin Enabled");
		getConfig().options.copyDefaults(true);
		saveConfig();

	}

	public void onDisable() {

		Bukkit.getServer().getLogger().info("Donation Info Plugin Disabled");
	}

	public boolean onCommand(CommandSender sender, Command cmd, String commandLabel, String[] args) {

		if (!(sender instanceof Player)) {

			sender.sendMessage("The console ran the donator information plugin");
			return true;
		}

		Player player = (Player) sender;

		if (cmd.getName().equalsIgnoreCase("Donate")) {

			if (args.length == 0) {
				player.sendMessage(ChatColor.DARK_BLUE + "Donation Information Plugin Is still Under Development");
				player.sendMessage(ChatColor.DARK_RED + "Usage: /donate <rank>");
				player.sendMessage(ChatColor.DARK_RED + "Ranks:");
				player.sendMessage(ChatColor.DARK_RED + "- Donator");
				player.sendMessage(ChatColor.DARK_RED + "- Donator+");
				player.sendMessage(ChatColor.DARK_RED + "- Donator++");
				player.sendMessage(ChatColor.DARK_RED + "- Legendary Donator");
				player.sendMessage(ChatColor.DARK_RED + "- VIP");
				return true;
			}
			if (args[0] == "Donator") {
				player.sendMessage("Donator");
				return true;
			}
			if (args[0] == "Donator+") {
				player.sendMessage("Donator+");
				return true;
			}
		}
		return true;
	}
}