Method update_

src/main/java/gregapi/util/ST.java:257–261

(ItemStack aStack)

		return invalid(aStack)?aStack:update_(aStack);
	}
	public static ItemStack update_(ItemStack aStack) {
		if (aStack.hasTagCompound() && aStack.getTagCompound().hasNoTags()) aStack.setTagCompound(null);
		if (item_(aStack) instanceof IItemUpdatable) ((IItemUpdatable)item_(aStack)).updateItemStack(aStack);
		return aStack;
	}
	public static ItemStack update (ItemStack aStack, World aWorld, int aX, int aY, int aZ) {
		return invalid(aStack)?aStack:update_(aStack, aWorld, aX, aY, aZ);
	}