Centralized item information

ItemTexture.java

import java.util.Map;

import net.minecraft.client.renderer.texture.IconRegister;
import net.minecraft.util.Icon;

import com.google.common.collect.Maps;

public class ItemTexture {
	public static final ItemTexture INSTANCE = new ItemTexture();
	private final Map<Integer, Map<Integer, String>> map;
	private final Map<Integer, String> modids;
	private ItemTexture() {
		map = Maps.newHashMap();
		modids = Maps.newHashMap();
	}
	public void set(int itemID, int meta, String modid, String texture) {
		if (!map.containsKey(Integer.valueOf(itemID)))
			map.put(Integer.valueOf(itemID), Maps.<Integer, String>newHashMap());
		map.get(Integer.valueOf(itemID)).put(Integer.valueOf(meta), texture);
		
		modids.put(Integer.valueOf(itemID), modid);
	}
	
	public Icon[] registerIcons(int itemID, IconRegister register) {
		if (!map.containsKey(Integer.valueOf(itemID)))
			return null;
		Icon[] icons = new Icon[map.get(Integer.valueOf(itemID)).size()];
		for (Integer meta : map.get(Integer.valueOf(itemID)).keySet()) {
			String modid = modids.get(Integer.valueOf(itemID));
			String texture = map.get(Integer.valueOf(itemID)).get(meta);
			icons[meta.intValue()] = register.registerIcon(modid + ":" + texture);
		}
		return icons;
	}
}

Language.java

import java.util.Arrays;
import java.util.List;
import java.util.Map;

import net.minecraft.item.ItemStack;

import com.google.common.collect.Maps;

public class Language {
	private static final Language INSTANCE = new Language();
	private final Map<List<Integer>, String> map;
	private final Map<String, String> defaultUnlocalized;
	private final Map<Integer, String> reverseModIdLookup;
	private Language() {
		map = Maps.newHashMap();
		defaultUnlocalized = Maps.newHashMap();
		reverseModIdLookup = Maps.newHashMap();
	}
	public void setDefault(String modid, String unlocalized) {
		defaultUnlocalized.put(modid, unlocalized);
	}
	public void load(int itemID, int damage, String unlocalized, String modid) {
		map.put(Arrays.asList(Integer.valueOf(itemID), Integer.valueOf(damage)), unlocalized);
		reverseModIdLookup.put(Integer.valueOf(itemID), modid);
	}
	public String getUnlocalizedName(ItemStack item) {
		List<Integer> search = Arrays.asList(Integer.valueOf(item.itemID), Integer.valueOf(item.getItemDamage()));
		String unlocal = map.get(search);
		if (unlocal == null) {
			unlocal = defaultUnlocalized.get(reverseModIdLookup.get(Integer.valueOf(item.itemID)));
			if (unlocal == null)
				unlocal = "item.null.name";
			map.put(search, unlocal);
		}
		return unlocal;
	}
}