Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

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

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+//---------------------------------------------------------------------
+// <copyright file="StorageScalarPropertyMapping.cs" company="Microsoft">
+//      Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//
+// @owner       [....]
+// @backupOwner [....]
+//---------------------------------------------------------------------
+using System;
+using System.Diagnostics;
+using System.Collections.Generic;
+using System.Text;
+using System.Data.Metadata.Edm;
+using System.Data.Mapping.ViewGeneration.Utils;
+
+namespace System.Data.Mapping {
+    /// <summary>
+    /// Mapping metadata for scalar properties.
+    /// </summary>
+    /// <example>
+    /// For Example if conceptually you could represent the CS MSL file as following
+    /// --Mapping 
+    ///   --EntityContainerMapping ( CNorthwind-->SNorthwind )
+    ///     --EntitySetMapping
+    ///       --EntityTypeMapping
+    ///         --MappingFragment
+    ///           --EntityKey
+    ///             --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
+    ///           --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
+    ///       --EntityTypeMapping
+    ///         --MappingFragment
+    ///           --EntityKey
+    ///             --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
+    ///           --ComplexPropertyMap
+    ///             --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
+    ///             --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
+    ///           --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
+    ///     --AssociationSetMapping 
+    ///       --AssociationTypeMapping
+    ///         --MappingFragment
+    ///           --EndPropertyMap
+    ///             --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
+    ///             --ScalarProperyMap ( CMemberMetadata-->SMemberMetadata )
+    ///           --EndPropertyMap
+    ///             --ScalarPropertyMap ( CMemberMetadata-->SMemberMetadata )
+    /// This class represents the metadata for all the scalar property map elements in the 
+    /// above example.
+    /// </example>
+    internal class StorageScalarPropertyMapping : StoragePropertyMapping {
+        #region Constructors
+        /// <summary>
+        /// Construct a new Scalar EdmProperty mapping object
+        /// </summary>
+        /// <param name="member"></param>
+        /// <param name="columnMember"></param>
+        internal StorageScalarPropertyMapping(EdmProperty member, EdmProperty columnMember)
+            : base(member) {
+            Debug.Assert(columnMember != null);
+            Debug.Assert(
+                Helper.IsScalarType(member.TypeUsage.EdmType), 
+                "StorageScalarPropertyMapping must only map primitive or enum types");
+            Debug.Assert(Helper.IsPrimitiveType(columnMember.TypeUsage.EdmType), "StorageScalarPropertyMapping must only map primitive types");
+            this.m_columnMember = columnMember;
+        }
+        #endregion
+
+        #region Fields
+        /// <summary>
+        /// S-side member for which the scalar property is being mapped.
+        /// This will be interpreted by the view generation algorithm based on the context.
+        /// </summary>
+        EdmProperty m_columnMember;
+        #endregion
+
+        #region Properties
+        /// <summary>
+        /// column name from which the sclar property is being mapped
+        /// </summary>
+        internal EdmProperty ColumnProperty
+        {
+            get {
+                return this.m_columnMember;
+            }
+        }
+        #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("ScalarPropertyMapping");
+            sb.Append("   ");
+            if (this.EdmProperty != null) {
+                sb.Append("Name:");
+                sb.Append(this.EdmProperty.Name);
+                sb.Append("   ");
+            }
+            if (this.ColumnProperty != null) {
+                sb.Append("Column Name:");
+                sb.Append(this.ColumnProperty.Name);
+            }
+            Console.WriteLine(sb.ToString());
+        }
+        #endregion
+    }
+
+}