48 lines
592 B
C#
48 lines
592 B
C#
|
using System;
|
||
|
|
|
||
|
|
public interface IFoo
|
||
|
|
{
|
||
|
|
IFoo Hello ();
|
||
|
|
}
|
||
|
|
|
||
|
|
public interface IFoo<T> : IFoo
|
||
|
|
{
|
||
|
|
new IFoo<T> Hello ();
|
||
|
|
}
|
||
|
|
|
||
|
|
public interface ICollectionValue<T>: IFoo<T>
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
public interface ICollection<T>: ICollectionValue<T>
|
||
|
|
{ }
|
||
|
|
|
||
|
|
public abstract class EnumerableBase<T> : IFoo<T>
|
||
|
|
{
|
||
|
|
public abstract IFoo<T> Hello();
|
||
|
|
|
||
|
|
IFoo IFoo.Hello ()
|
||
|
|
{
|
||
|
|
return Hello ();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public abstract class CollectionBase<T> : EnumerableBase<T>
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
public class HashBag<T>: CollectionBase<T>, ICollection<T>
|
||
|
|
{
|
||
|
|
public override IFoo<T> Hello ()
|
||
|
|
{
|
||
|
|
return this;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
class X
|
||
|
|
{
|
||
|
|
public static void Main ()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
}
|