Java Reference
In-Depth Information
ited number of shipping methods/locations). Once shipping options are specified, the
shipping cost is automatically calculated.
3
. Adding billing information, such as credit card data and the billing address—The
billing data supports a history/defaulting/filtering feature similar to the shipping data.
4
. Confirming the order after reviewing the complete order, including total cost.
Figure 2.3
depicts these ordering steps. With a stateful bean, the data the user enters at each
workflow step can be cached into bean variables until the ordering workflow completes,
including any hidden workflow state that the bean client doesn't need to be aware of.
