Code that does pass. Java MOOC Part 6 - 8

public Item heaviestItem(){
    //If no items are in the ArrayList<Item>, then return null.
    if(this.items.isEmpty()){
        return null;
    }

    //Create new object with first item in Arraylist<Item>
    Item heaviestItem = this.items.get(0);

    //Go through all the items in the Arraylist<Item> and find the heaviest one.
    for (Item item:this.items){

        if(heaviestItem.getWeight()<item.getWeight()){
            heaviestItem = item;
        }
    }
    return heaviestItem;
}