PayPal\Api\ItemList::setShippingAddress PHP Method

    public function setShippingAddress($shipping_address)
    {
        $this->shipping_address = $shipping_address;
        return $this;
    }

 public static function createItemList()
 {
     $item = ItemTest::createItem();
     $itemList = new ItemList();
     $itemList->setItems(array($item));
     $itemList->setShippingAddress(ShippingAddressTest::createAddress());
     return $itemList;
 }