Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Data.Entity/System/Data/Mapping/StorageAssociationSetMapping.cs

@@ -0,0 +1,105 @@
+//---------------------------------------------------------------------
+// <copyright file="StorageAssociationSetMapping.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Linq;
+using System.Data.Metadata.Edm;
+
+namespace System.Data.Mapping {
+    /// <summary>
+    /// Represents the Mapping metadata for an AssociationSet in CS space.
+    /// </summary>
+    /// <example>
+    /// For Example if conceptually you could represent the CS MSL file as following
+    /// --Mapping 
+    ///   --EntityContainerMapping ( CNorthwind-->SNorthwind )
+    ///     --EntitySetMapping
+    ///       --EntityTypeMapping
+    ///         --MappingFragment
+    ///       --EntityTypeMapping
+    ///         --MappingFragment
+    ///     --AssociationSetMapping 
+    ///       --AssociationTypeMapping
+    ///         --MappingFragment
+    /// This class represents the metadata for the AssociationSetMapping elements in the
+    /// above example. And it is possible to access the AssociationTypeMap underneath it.
+    /// There will be only one TypeMap under AssociationSetMap.
+    /// </example>
+    internal class StorageAssociationSetMapping : StorageSetMapping {
+        #region Constructors
+        /// <summary>
+        /// Construct a new AssociationSetMapping object
+        /// </summary>
+        /// <param name="extent">Represents the Association Set Metadata object. Will
+        ///                      change this to Extent instead of MemberMetadata.</param>
+        /// <param name="entityContainerMapping">The entityContainerMapping mapping that contains this Set mapping</param>
+        internal StorageAssociationSetMapping(AssociationSet extent, StorageEntityContainerMapping entityContainerMapping)
+            : base(extent, entityContainerMapping) {
+        }
+        #endregion
+
+        #region Fields
+        private StorageAssociationSetModificationFunctionMapping m_modificationFunctionMapping;
+        #endregion
+
+        #region Properties
+        /// <summary>
+        /// Gets or sets function mapping information for this association set. May be null.
+        /// </summary>
+        internal StorageAssociationSetModificationFunctionMapping ModificationFunctionMapping {
+            get { return m_modificationFunctionMapping; }
+            set { m_modificationFunctionMapping = value; }
+        }
+
+        internal EntitySetBase StoreEntitySet
+        {
+            get
+            {
+                if ((this.TypeMappings.Count != 0) && (this.TypeMappings.First().MappingFragments.Count != 0))
+                {
+                    return this.TypeMappings.First().MappingFragments.First().TableSet;
+                }
+                return null;
+            }
+        }
+        #endregion
+
+        #region Methods
+        /// <summary>
+        /// This method is primarily for debugging purposes.
+        /// Will be removed shortly.
+        /// </summary>
+        /// <param name="index"></param>
+        internal override void Print(int index) {
+            StorageEntityContainerMapping.GetPrettyPrintString(ref index);
+            StringBuilder sb = new StringBuilder();
+            sb.Append("AssociationSetMapping");
+            sb.Append("   ");
+            sb.Append("Name:");
+            sb.Append(this.Set.Name);
+            if (this.QueryView != null)
+            {
+                sb.Append("   ");
+                sb.Append("Query View:");
+                sb.Append(this.QueryView);
+            }
+            Console.WriteLine(sb.ToString());
+            foreach (StorageTypeMapping typeMapping in TypeMappings) {
+                typeMapping.Print(index + 5);
+            }
+            if(m_modificationFunctionMapping != null)
+            {
+                m_modificationFunctionMapping.Print(index + 5);
+            }
+        }
+        #endregion
+    }
+}