/// <summary> /// Deprecated Method for adding a new object to the Clubs EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead. /// </summary> public void AddToClubs(Club club) { base.AddObject("Clubs", club); }
private static void RunExample() { int desertSunId; using (var context = new Recipe4Context()) { var starCity = new Club { Name = "Star City Chess Club", City = "New York" }; var desertSun = new Club { Name = "Desert Sun Chess Club", City = "Phoenix" }; var palmTree = new Club { Name = "Palm Tree Chess Club", City = "San Diego" }; context.Clubs.Add(starCity); context.Clubs.Add(desertSun); context.Clubs.Add(palmTree); context.SaveChanges(); desertSunId = desertSun.ClubId; } using (var context = new Recipe4Context()) { Console.WriteLine("\nLocal Collection Behavior"); Console.WriteLine("================="); Console.WriteLine("\nNumber of Clubs Contained in Local Collection: {0}", context.Clubs.Local.Count); Console.WriteLine("================="); Console.WriteLine("\nClubs Retrieved from Context Object"); Console.WriteLine("================="); foreach (var club in context.Clubs.Take(2)) { Console.WriteLine("{0} is located in {1}", club.Name, club.City); } Console.WriteLine("\nClubs Contained in Context Local Collection"); Console.WriteLine("================="); foreach (var club in context.Clubs.Local) { Console.WriteLine("{0} is located in {1}", club.Name, club.City); } context.Clubs.Find(desertSunId); Console.WriteLine("\nClubs Retrieved from Context Object - Revisted"); Console.WriteLine("================="); foreach (var club in context.Clubs) { Console.WriteLine("{0} is located in {1}", club.Name, club.City); } Console.WriteLine("\nClubs Contained in Context Local Collection - Revisted"); Console.WriteLine("================="); foreach (var club in context.Clubs.Local) { Console.WriteLine("{0} is located in {1}", club.Name, club.City); } // Get reference to local observable collection var localClubs = context.Clubs.Local; // Add new Club var lonesomePintId = -999; localClubs.Add(new Club { City = "Portland", Name = "Lonesome Pine", ClubId = lonesomePintId }); // Remove Desert Sun club localClubs.Remove(context.Clubs.Find(desertSunId)); Console.WriteLine("\nClubs Contained in Context Object - After Adding and Deleting"); Console.WriteLine("================="); foreach (var club in context.Clubs) { Console.WriteLine("{0} is located in {1} with a Entity State of {2}", club.Name, club.City, context.Entry(club).State); } Console.WriteLine("\nClubs Contained in Context Local Collection - After Adding and Deleting"); Console.WriteLine("================="); foreach (var club in localClubs) { Console.WriteLine("{0} is located in {1} with a Entity State of {2}", club.Name, club.City, context.Entry(club).State); } Console.WriteLine("\nPress <enter> to continue..."); Console.ReadLine(); } }