/// <summary>
/// Returns true if self and the provided persistent object have the same ID values
/// and the IDs are not of the default ID value
/// </summary>
private bool HasSameNonDefaultIdAs(GenericEntity <TID> compareTo)
{
Check.Require(compareTo != null, "compareTo may not be null");
return((Id != null && !Id.Equals(default(TID))) &&
(compareTo.Id != null && !compareTo.Id.Equals(default(TID))) &&
Id.Equals(compareTo.Id));
}
public virtual new bool Equals(object obj)
{
GenericEntity <TID> compareTo = obj as GenericEntity <TID>;
return((compareTo != null) &&
(HasSameNonDefaultIdAs(compareTo) ||
// Since the IDs aren't the same, either of them must be transient to
// compare business value signatures
(((IsTransient()) || compareTo.IsTransient()) &&
HasSameBusinessSignatureAs(compareTo))));
}
/// <summary>
/// Must be provided to properly compare two objects
/// </summary>
//public virtual abstract override int GetHashCode();
private bool HasSameBusinessSignatureAs(GenericEntity <TID> compareTo)
{
Check.Require(compareTo != null, "compareTo may not be null");
return(GetHashCode().Equals(compareTo.GetHashCode()));
}