56 lines
1.9 KiB
C#
56 lines
1.9 KiB
C#
//---------------------------------------------------------------------
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// <copyright file="EdmScalarPropertyAttribute.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//
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// @owner [....]
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// @backupOwner [....]
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//---------------------------------------------------------------------
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namespace System.Data.Objects.DataClasses
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{
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using System;
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/// <summary>
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/// Attribute for scalar properties in an IEntity.
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/// Implied default AttributeUsage properties Inherited=True, AllowMultiple=False,
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/// The metadata system expects this and will only look at the first of each of these attributes, even if there are more.
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/// </summary>
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[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Edm")]
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[AttributeUsage(AttributeTargets.Property)]
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public sealed class EdmScalarPropertyAttribute : EdmPropertyAttribute
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{
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// Private variables corresponding to their properties.
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private bool _isNullable = true;
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private bool _entityKeyProperty;
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/// <summary>
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/// Attribute for scalar properties.
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/// EdmScalarPropertyAttribute(EntityKeyProperty=[true|false], IsNullable=[true|false])
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/// IsNullable and EntityKeyProperty cannot both be true.
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/// </summary>
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public EdmScalarPropertyAttribute()
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{
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}
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/// <summary>
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/// The property is allowed to have a value of NULL.
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/// </summary>
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public bool IsNullable
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{
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get { return _isNullable; }
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set { _isNullable = value;}
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}
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/// <summary>
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/// The property is a key.
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/// </summary>
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public bool EntityKeyProperty
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{
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get { return _entityKeyProperty; }
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set { _entityKeyProperty = value; }
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}
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}
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}
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