/*
* Returns the PersonDecorator's customer number (-1 if the root
* component is not a concrete Person)
*/
public override int GetCustNb()
{
int custNb = -1;
if (decoratedComponent != null)
{
custNb = decoratedComponent.GetCustNb();
}
return(custNb);
}
// METHODS:
/*
* Constructor.
*
* throws ArgumentException if bookingNb is not strictly greater
* than 0, if departure day is not strictly later than arrival
* day, or if customer is not decorated as a customer.
*/
public Booking(int bookingNb,
PersonComponent customer,
DateTime arrival,
DateTime departure)
{
if (customer.GetCustNb() <= 0)
{
throw new ArgumentException("Booking.cust must be"
+ " decorated as a Customer");
}
if (bookingNb <= 0)
{
throw new ArgumentException("Booking.bookingNb must be"
+ " strictly greater than 0");
}
if (departure.DayOfYear <= arrival.DayOfYear &&
departure.Year <= arrival.Year)
{
throw new ArgumentException("departure day must be strictly"
+ " later than arrival day");
}
this.bookingNb = bookingNb;
this.cust = customer;
this.arrival = arrival;
this.departure = departure;
}
/*
* Returns a reference to the updated PersonComponent instance.
*/
public PersonComponent UpdateCustomer(PersonComponent customer,
String newName,
String newAddress)
{
// create a fresh customer with the new values but same customerNb
PersonComponent p = new Person(newName);
PersonDecorator c = new Customer(newAddress, customer.GetCustNb());
c.SetComponent(p);
// get all decorators of customer being updated
List <PersonDecorator> decorators;
customer.Unwrap(out decorators);
// decorate the new customer with those decorators except those
// of type 'Customer'
foreach (PersonDecorator decorator in decorators)
{
if (decorator.GetType() != typeof(Customer))
{
decorator.SetComponent(c);
c = decorator;
}
}
return(c);
}
/*
* Returns a list of all the booking numbers persisted on disc made
* by a given customer.
*/
public List <int> GetAllBookingNbs(PersonComponent customer)
{
return(dpFacade.GetAllBookingNbs(customer.GetCustNb()));
}
