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ColumnAttributeConvention.cs
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ColumnAttributeConvention.cs
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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
namespace System.Data.Entity.ModelConfiguration.Conventions
{
using System.ComponentModel.DataAnnotations.Schema;
using System.Data.Entity.ModelConfiguration.Configuration;
using System.Data.Entity.Utilities;
/// <summary>
/// Convention to process instances of <see cref="ColumnAttribute" /> found on properties in the model
/// </summary>
public class ColumnAttributeConvention
: PrimitivePropertyAttributeConfigurationConvention<ColumnAttribute>
{
/// <inheritdoc/>
public override void Apply(ConventionPrimitivePropertyConfiguration configuration, ColumnAttribute attribute)
{
Check.NotNull(configuration, "configuration");
Check.NotNull(attribute, "attribute");
if (!string.IsNullOrWhiteSpace(attribute.Name))
{
configuration.HasColumnName(attribute.Name);
}
if (!string.IsNullOrWhiteSpace(attribute.TypeName))
{
configuration.HasColumnType(attribute.TypeName);
}
if (attribute.Order >= 0)
{
configuration.HasColumnOrder(attribute.Order);
}
}
}
}