OrderItem SFO

Method	Signature	Comments/Sample
`getAttribute`	`string getAttribute(name)`
`getAttributes (1)`	`ItemAttribute[ ] getAttributes()`
`getAttributes (2)`	`ItemAttribute[ ] getAttributes(string type)`
`getAttributeValue`	`string getAttributeValue(name)`	same as getAttribute(name)
`getCost`	`string getCost()`
`getCostAsBigDecimal`	`BigDecimal getCostAsBigDecimal()`
`getDescription`	`string getDescription()`
`getItemId`	`string getItemId()`
`getOptions`	`ItemOption[ ] getOptions()`
`getQuantity`	`string getQuantity()`
`getQuantityAsBigDecimal`	`BigDecimal getQuantityAsBigDecimal()`
`getUnitCostWithDiscount`	`BigDecimal getUnitCostWithDiscount()`
`isShipped`	`boolean isShipped()`	True if the item has shipped or does not require shipping. Used by the order object in getUnshippedItems() call.