public IWorkItemCommand BuildCommand(WorkItem item)
{
/*
* Specification:
* Only workitem type supported is the hotel work item.
* Incase null then throw..
* Incase unsupported type then throw
* Incase hotel work item then get command mapped corresponding to the data type + change type.
*/
if (item == null)
{
throw new InvalidParameterException("Work item cannot be null.");
}
if (item is HotelWorkItem == false)
{
throw new InvalidParameterException(string.Format("{0} is not a supported work item type for HotelWorkItemCommandFactory.", item == null ? "null" : item.GetType().Name));
}
var hotelWorkItem = item as HotelWorkItem;
var key = string.Format("{0}.{1}", hotelWorkItem.Schema, hotelWorkItem.ChangeType);
return(ObjectBuilder.BuildIfDefined <IWorkItemCommand>(key));
}