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//---------------------------------------------------------------------
// <copyright file="StorageScalarPropertyMapping.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//
// @owner Microsoft
// @backupOwner Microsoft
//---------------------------------------------------------------------
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
}
}
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