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using System;
namespace Test
{
public class BaseContext
{
}
public class MyDataContext : BaseContext
{
}
public abstract class Entity<T>
{
}
public class Person : Entity<MyDataContext>
{
}
public sealed class TheBox<T> where T : BaseContext
{
public U GetById<U> (Guid entityId) where U : Entity<T>
{
return null;
}
}
public class Program
{
public static void Main ()
{
TheBox<MyDataContext> dc = new TheBox<MyDataContext> ();
dc.GetById<Person> (Guid.NewGuid ());
}
}
}
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