MyCode

package me.eightbitfusion;
import java.util.ArrayList;
import java.util.logging.Logger;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Material;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerItemConsumeEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.ShapedRecipe;
import org.bukkit.inventory.ShapelessRecipe;
import org.bukkit.inventory.meta.ItemMeta;
import org.bukkit.plugin.PluginDescriptionFile;
import org.bukkit.plugin.java.JavaPlugin;
import org.bukkit.potion.PotionEffect;
import org.bukkit.potion.PotionEffectType;

public class Tiered_Apples extends JavaPlugin implements Listener{

	public final Logger logger = Logger.getLogger("Minecraft");
	public static Tiered_Apples plugin;
	@SuppressWarnings("unused")
	private String msg;
	public Tiered_Apples(String msg){
		this.msg=msg;

	}
	@Override
	public void onEnable(){

		PluginDescriptionFile pdf=this.getDescription();
		this.logger.info(pdf.getName()+ " Version " + pdf.getVersion() + " has been enabled.");

		ShapedRecipe ferrousApple = new ShapedRecipe(new ItemStack(getCustomItem(Items.IronApple)));
		ferrousApple.shape("iii","iai","iii");
		ferrousApple.setIngredient('i', Material.IRON_BLOCK);
		ferrousApple.setIngredient('a', Material.APPLE);
		Bukkit.getServer().addRecipe(ferrousApple);

		ShapedRecipe diamondApple = new ShapedRecipe(new ItemStack(getCustomItem(Items.DiamondApple)));
		diamondApple.shape("###","#$#","###");
		diamondApple.setIngredient('#', Material.DIAMOND);
		diamondApple.setIngredient('$', Material.APPLE);
		Bukkit.getServer().addRecipe(diamondApple);

		ShapelessRecipe crystallizedApple = new ShapelessRecipe(new ItemStack(getCustomItem(Items.CrystallizedApple)))
		.addIngredient(Material.DIAMOND_BLOCK)
		.addIngredient(Material.DIAMOND_BLOCK)
		.addIngredient(Material.APPLE);
		Bukkit.getServer().addRecipe(crystallizedApple);
	}
	@Override
	public void onDisable(){
		PluginDescriptionFile pdf=this.getDescription();
		this.logger.info(pdf.getName()+ " Version " + pdf.getVersion() + " has been disabled.");
	}

	public enum Items {
		IronApple, DiamondApple, CrystallizedApple;
	}

	@EventHandler
	public void onPlayerItemConsumeEvent(PlayerItemConsumeEvent ev){
		if(ev.getItem()==(getCustomItem(Items.IronApple)))
		{
			ev.getPlayer().addPotionEffect(new PotionEffect(PotionEffectType.REGENERATION,160,2));
		}
		if(ev.getItem()==(getCustomItem(Items.DiamondApple)))
		{
			ev.getPlayer().addPotionEffect(new PotionEffect(PotionEffectType.REGENERATION,200,2));
		}
		if(ev.getItem()==(getCustomItem(Items.CrystallizedApple)))
		{
			ev.getPlayer().addPotionEffect(new PotionEffect(PotionEffectType.REGENERATION,460,2));
		}
	}

	public ItemStack getCustomItem(Items item){
		ItemStack is=null;
		ItemMeta im=null;
		ArrayList<String> lore;
		switch (item){
		case IronApple:
				is=new ItemStack(Material.GOLDEN_APPLE);
				im=is.getItemMeta();
				im.setDisplayName(ChatColor.ITALIC+"Ferrous Apple");
				lore=new ArrayList<String>();
				lore.add(ChatColor.GOLD+"This iron plated apple heals 3 hearts!");
				im.setLore(lore);
				is.setItemMeta(im);
				return is;
		case DiamondApple:
				is=new ItemStack(Material.GOLDEN_APPLE);
				im=is.getItemMeta();
				im.setDisplayName(ChatColor.AQUA + "Diamond Apple");
				lore=new ArrayList<String>();
				lore.add(ChatColor.GOLD+"This diamond coated apple heals 4 hearts!");
				im.setLore(lore);
				is.setItemMeta(im);
				return is;
		case CrystallizedApple:
				is=new ItemStack(Material.GOLDEN_APPLE);
				im=is.getItemMeta();
				im.setDisplayName(ChatColor.AQUA + "Crystallized Apple");
				lore=new ArrayList<String>();
				lore.add(ChatColor.GOLD+"This luminous apple heals 9 hearts!");
				im.setLore(lore);
				is.setItemMeta(im);
				return is;

		}
		return is;
	}



}