ItemStackWrapper.java

package ttftcuts.physis.common.helper.recipe;

import net.minecraft.item.ItemStack;

public class ItemStackWrapper {
	public final ItemStack stack;
	
	public ItemStackWrapper(ItemStack stack) {
		this.stack = stack;
	}
	
	@Override
	public boolean equals(Object otherobj) {
		if (otherobj instanceof ItemStackWrapper) {
			ItemStackWrapper other = (ItemStackWrapper)otherobj;
			
			if (this.stack.getItem().equals(other.stack.getItem()) 
				&& this.stack.getItemDamage() == other.stack.getItemDamage()
				//&& this.stack.stackSize == other.stack.stackSize
			) {
				
				if (this.stack.stackTagCompound == null && other.stack.stackTagCompound == null) {
					return true;
				} else {
					if (this.stack.stackTagCompound == null ^ other.stack.stackTagCompound == null) {
						return false;
					}
					else if (this.stack.stackTagCompound.equals(other.stack.stackTagCompound)) {
						return true;
					}
				}
				
			}
		}
		return false;
	}
	
	@Override 
	public int hashCode() {
		int h = this.stack.getItem().hashCode();
		if (this.stack.stackTagCompound != null) {
			h ^= this.stack.stackTagCompound.hashCode();
		}
		return h ^ this.stack.getItemDamage();// ^ (this.stack.stackSize << 15);
	}
	
	@Override
	public String toString() {
		return this.stack.toString();
	}
}