shipping = $shipping; return $this; } /** * Get Shipping * Amount being charged for shipping * * @return string */ public function getShipping() { return $this->shipping; } /** * Set Subtotal * Sub-total (amount) of items being paid for * * @param string $subtotal * * @return $this */ public function setSubtotal($subtotal) { $this->subtotal = $subtotal; return $this; } /** * Get Subtotal * Sub-total (amount) of items being paid for * * @return string */ public function getSubtotal() { return $this->subtotal; } /** * Set Tax * Amount being charged as tax * * @param string $tax * * @return $this */ public function setTax($tax) { $this->tax = $tax; return $this; } /** * Get Tax * Amount being charged as tax * * @return string */ public function getTax() { return $this->tax; } /** * Set Fee * Fee charged by PayPal * In case of a refund, this is the fee amount refunded to the original receipient of the payment * * @param string $fee * * @return $this */ public function setFee($fee) { $this->fee = $fee; return $this; } /** * Get Fee * Fee charged by PayPal * In case of a refund, this is the fee amount refunded to the original receipient of the payment * * @return string */ public function getFee() { return $this->fee; } }