31 lines
1.2 KiB
C#
31 lines
1.2 KiB
C#
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// <copyright file="IEntityStateManager.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//
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// @owner dsimmons
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// @backupOwner amirhmy
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//---------------------------------------------------------------------
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using System;
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using System.Data;
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using System.Data.Objects;
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using System.Data.Metadata.Edm;
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using System.Collections.Generic;
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namespace System.Data
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{
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/// <summary>
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/// Interface allowing an IEntityAdapter to analyze state/change tracking information maintained
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/// by a state manager in order to perform updates on a backing store (and push back the results
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/// of those updates).
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/// </summary>
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internal interface IEntityStateManager {
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IEnumerable<IEntityStateEntry> GetEntityStateEntries(EntityState state);
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IEnumerable<IEntityStateEntry> FindRelationshipsByKey(EntityKey key);
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IEntityStateEntry GetEntityStateEntry(EntityKey key);
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bool TryGetEntityStateEntry(EntityKey key, out IEntityStateEntry stateEntry);
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bool TryGetReferenceKey(EntityKey dependentKey, AssociationEndMember principalRole, out EntityKey principalKey);
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}
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}
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