59 lines
1.9 KiB
C#
59 lines
1.9 KiB
C#
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//------------------------------------------------------------------------------
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// <copyright file="FieldMetadata.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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// <owner current="true" primary="true">[....]</owner>
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// <owner current="true" primary="false">[....]</owner>
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//------------------------------------------------------------------------------
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namespace System.Data.Common {
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using System.Data;
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using System.Data.Metadata.Edm;
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/// <summary>
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/// FieldMetadata class providing the correlation between the column ordinals and MemberMetadata.
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/// </summary>
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[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1815:OverrideEqualsAndOperatorEqualsOnValueTypes")]
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public struct FieldMetadata {
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private readonly EdmMember _fieldType;
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private readonly int _ordinal;
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/// <summary>
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/// Used to construct a field metadata object relating a column ordinal and an ImemberMetadata.
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/// </summary>
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/// <param name="ordinal">Column oridnal</param>
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/// <param name="fieldType">Metadata member</param>
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public FieldMetadata(int ordinal, EdmMember fieldType) {
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if (ordinal < 0) {
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throw EntityUtil.ArgumentOutOfRange("ordinal");
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}
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if (null == fieldType) {
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throw EntityUtil.ArgumentNull("fieldType");
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}
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_fieldType = fieldType;
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_ordinal = ordinal;
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}
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/// <summary>
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/// Metadata member.
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/// </summary>
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public EdmMember FieldType {
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get {
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return _fieldType;
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}
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}
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/// <summary>
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/// Column ordinal.
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/// </summary>
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public int Ordinal {
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get {
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return _ordinal;
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}
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}
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}
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}
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