Method update

src/main/java/gregapi/util/ST.java:254–256

(ItemStack aStack)

	}
	
	public static ItemStack update (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);