public interface ITicketService: IDisposable

{

    void Save(Ticket ticket);

}

​

public interface ITicketServiceFactory

{

    ITicketService Build();

}

​

//DbException

public class TicketRepository

{

    private readonly ITicketServiceFactory _ticketServiceFactory;

​

    public TicketRepository(ITicketServiceFactory ticketServiceFactory)

    {

        _ticketServiceFactory = ticketServiceFactory;

    }

​

    public void Save(Ticket ticket)

    {

        //TODO: implement your code here

    }

}

​

public class Ticket

{

//some props

}

​