Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.Data.Entity/System/Data/IEntityAdapter.cs

@@ -0,0 +1,39 @@
+//------------------------------------------------------------------------------
+// <copyright file="IEntityAdapter.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+// <owner current="true" primary="true">[....]</owner>
+// <owner current="true" primary="false">spather</owner>
+//------------------------------------------------------------------------------
+
+using System.Data.Common;
+
+namespace System.Data
+{
+    /// <summary>
+    /// The IEntityAdapter interface allows adapters to support updates of entities stored in an IEntityCache.
+    /// </summary>
+    internal interface IEntityAdapter
+    {
+        /// <summary>
+        /// Gets or sets the connection used by this adapter.
+        /// </summary>
+        DbConnection Connection { get; set; }
+
+        /// <summary>
+        /// Gets or sets whether the IEntityCache.AcceptChanges should be called during a call to IEntityAdapter.Update.
+        /// </summary>
+        bool AcceptChangesDuringUpdate { get; set; }
+
+        /// <summary>
+        /// Gets of sets the command timeout for update operations. If null, indicates that the default timeout
+        /// for the provider should be used.
+        /// </summary>
+        Int32? CommandTimeout { get; set; }
+
+        /// <summary>
+        /// Persists the changes made in the entity cache to the store.
+        /// </summary>
+        Int32 Update(IEntityStateManager cache);
+    }
+}