uk.ac.sheffield.vtts.client.ws

Interface ShoppingCartInterface

public interface ShoppingCartInterface

ShoppingCartInterface is a skeleton of the JAX-WS client interface for the JAX-WS implementation of the ShoppingCart.xml example. This is a placeholder until you develop your own interface using JAX-WS tools.

Version:

1.0

Author:

Anthony J H Simons

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Integer	addItem(Dvd dvd) Adds a DVD to the shopping cart.
java.lang.Boolean	checkout() Advances to the checkout, if the cart contains some items.
void	clearItems() Removes all purchases from the shopping cart.
java.lang.Float	confirm() Confirms the amount to pay, completes the transaction and returns to the ready state.
void	enterShop() Enters the shop, to start adding items to the cart.
void	exitShop() Exits the shop, discarding all items chosen so far.
java.lang.Float	getBill() Returns the total amount owing for all purchases.
java.lang.String	getScenario() Returns the last scenario that was enacted.
java.lang.String	getState() Returns the last state that was entered.
java.lang.Boolean	payBill(java.lang.Integer billingInfo, java.lang.String addressInfo) Supply billing and shipping information at the checkout.
java.lang.Integer	removeItem(Dvd dvd) Removes a DVD from the shopping cart.
void	reset() Resets the service to its clean initial state.

Method Detail

reset

void reset()

Resets the service to its clean initial state.

getScenario

java.lang.String getScenario()

Returns the last scenario that was enacted.

Returns:

the last scenario that was enacted.

getState

java.lang.String getState()

Returns the last state that was entered.

Returns:

the last state that was entered.

enterShop

void enterShop()

Enters the shop, to start adding items to the cart.

exitShop

void exitShop()

Exits the shop, discarding all items chosen so far.

addItem

java.lang.Integer addItem(Dvd dvd)

Adds a DVD to the shopping cart.

Parameters:

dvd - the selected DVD to add.

Returns:

the new quantity of this item in the cart.

removeItem

java.lang.Integer removeItem(Dvd dvd)

Removes a DVD from the shopping cart.

Parameters:

dvd - the selected DVD to remove.

Returns:

the new quantity of this item in the cart.

clearItems

void clearItems()

Removes all purchases from the shopping cart.

checkout

java.lang.Boolean checkout()

Advances to the checkout, if the cart contains some items.

Returns:

true, if items exist; otherwise false.

getBill

java.lang.Float getBill()

Returns the total amount owing for all purchases.

Returns:

the bill.

payBill

java.lang.Boolean payBill(java.lang.Integer billingInfo,
                        java.lang.String addressInfo)

Supply billing and shipping information at the checkout. If the billing information is valid, advances to payment.

Parameters:

billingInfo - the billing information.

addressInfo - the shipping address.

Returns:

true, if the billing information was valid.

confirm

java.lang.Float confirm()

Confirms the amount to pay, completes the transaction and returns to the ready state.

Returns:

the total amount paid.