29 lines
544 B
C#
29 lines
544 B
C#
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// ==++==
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// ==--==
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/*============================================================
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**
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** Class: IObserver<T>
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**
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** <OWNER>kimhamil</OWNER>
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**
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**
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** Purpose: Interface for exposing an Observer in the
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** Observer pattern
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**
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**
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===========================================================*/
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using System;
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namespace System
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{
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public interface IObserver<in T>
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{
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void OnNext(T value);
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void OnError(Exception error);
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void OnCompleted();
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}
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}
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