using System; using ProjectBase.Utils; namespace EnterpriseSample.Core.Domain { public class Order : DomainObject<long> { /// <summary> /// This is a placeholder constructor for NHibernate. /// A no-argument constructor must be avilable for NHibernate to create the object. /// Be sure to call the "primary" constructor so the collections get wired up correctly. /// Instead of passing null to the primary constructor, I'd recommend passing a /// "null object": http://www.cs.oberlin.edu/~jwalker/nullObjPattern/. /// (But passing null keeps things very simple for the example.) /// </summary> private Order() {} public Order(Customer orderedBy) { Check.Require(orderedBy != null, "orderedBy may not be null"); OrderedBy = orderedBy; OrderedBy.AddOrder(this); } public DateTime? OrderDate { get { return orderDate; } set { orderDate = value; } } public string ShipToName { get { return shipToName; } set { shipToName = value; } } public Customer OrderedBy { get { return orderedBy; } protected set { orderedBy = value; } } public override int GetHashCode() { return (GetType().FullName + "|" + ShipToName + "|" + (OrderDate ?? DateTime.MinValue).GetHashCode() + "|" + OrderedBy.GetHashCode()).GetHashCode(); } private Customer orderedBy; private DateTime? orderDate; private string shipToName = ""; } }
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