RPG Warp Class

package me.benLewis.customItems;

import java.util.logging.Logger;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Material;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerInteractEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.ItemMeta;
import org.bukkit.plugin.java.JavaPlugin;

public class items extends JavaPlugin implements Listener {

    ItemStack RPGWarp = new ItemStack(Material.ENCHANTED_BOOK);
    ItemMeta RPGWarpMeta = RPGWarp.getItemMeta();

    ItemStack fireCharge = new ItemStack(Material.ENCHANTED_BOOK);
    ItemMeta swordMeta = fireCharge.getItemMeta();

    Logger myPluginLogger = Bukkit.getLogger();

    public void onEnable(){

        Bukkit.getServer().getPluginManager().registerEvents(this, this);
        myPluginLogger.info(ChatColor.DARK_RED + "Custom Items has been enabled!");
        myPluginLogger.info(ChatColor.DARK_RED + "Custom Items have been loaded!");

    }

    public void onDisable(){

        myPluginLogger.info(ChatColor.DARK_RED + "Custom Items has been disabled!");
        myPluginLogger.severe(ChatColor.DARK_RED + "SHUTTING DOWN");
    }

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

        if(theSender instanceof Player){
            Player player = (Player) theSender;

            if(commandLabel.equalsIgnoreCase("rpg")){

                System.out.println("/rpg was registered!");

                player.getInventory().addItem(RPGWarp);

                ItemStack RPGWarp = new ItemStack(Material.ENCHANTED_BOOK,1, (short) 600);

                RPGWarp.setItemMeta(RPGWarpMeta);
                //RPGWarpMeta.setDisplayName(ChatColor.GREEN + "" + ChatColor.BOLD + "Warp" + ChatColor.WHITE + "RPG Snapshot");
                RPGWarpMeta.setDisplayName("RPG");


            }
        }
        return false;
    }

    @EventHandler
    public void onClickEvent(PlayerInteractEvent event){

        final Player player = event.getPlayer();

        if ((player.getItemInHand().getType() == Material.ENCHANTED_BOOK)
                && (player.getItemInHand()).getItemMeta().getDisplayName()
                .equals(ChatColor.GREEN + "" + ChatColor.BOLD + "Warp" + ChatColor.WHITE + "RPG Snapshot")){

            player.sendMessage("Verified");

        }
    }
}