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