protected virtual void ClearNavigationProperties()
{
PrimaryPrefCustomers.Clear();
SecondaryPrefCustomers.Clear();
Trips.Clear();
Lodgings.Clear();
}
/// <summary>
/// 自定义验证：每一个目的地类Destination下不能有同名的住宿类Lodging
/// </summary>
/// <param name="result"></param>
private void ValidateLodging(DbEntityValidationResult result)
{
var lodging = result.Entry.Entity as DbContexts.Model.Lodging;
if (lodging != null && lodging.DestinationId != 0)
{
if (Lodgings.Any(l => l.Name == lodging.Name && l.DestinationId == lodging.DestinationId))
{
result.ValidationErrors.Add(new DbValidationError("Lodging", "There is already a lodging named " + lodging.Name + " at this destination."));
}
}
}
protected virtual void ClearNavigationProperties()
{
Lodgings.Clear();
Addresses.Clear();
}
