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//---------------------------------------------------------------------
// <copyright file="IEntityKeyStrategy.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//---------------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.Text;
using System.Data.Objects.DataClasses;
namespace System.Data.Objects.Internal
{
/// <summary>
/// A strategy interface that defines methods used for setting and getting EntityKey values on an entity.
/// Implementors of this interface are used by the EntityWrapper class.
/// </summary>
internal interface IEntityKeyStrategy
{
/// <summary>
/// Gets the entity key.
/// </summary>
/// <returns>The key</returns>
EntityKey GetEntityKey();
/// <summary>
/// Sets the entity key
/// </summary>
/// <param name="key">The key</param>
void SetEntityKey(EntityKey key);
/// <summary>
/// Returns the entity key directly from the entity
/// </summary>
/// <returns>the key</returns>
EntityKey GetEntityKeyFromEntity();
}
}
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