枚举解析似乎不适用于Fluent NHibernate

时间:2010-07-16 10:05:22

标签: nhibernate fluent-nhibernate enums nhibernate-mapping

2 个答案:

答案 0 :(得分:34)

答案 1 :(得分:1)

另一种选择是使用EnumConvention:

using System;

using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace TestApp
{
    using FluentNHibernate.Conventions;
    using FluentNHibernate.Conventions.AcceptanceCriteria;
    using FluentNHibernate.Conventions.Inspections;
    using FluentNHibernate.Conventions.Instances;

    public class EnumConvention :
        IPropertyConvention,
        IPropertyConventionAcceptance
    {
        #region IPropertyConvention Members

        public void Apply(IPropertyInstance instance)
        {
            instance.CustomType(instance.Property.PropertyType);
        }

        #endregion

        #region IPropertyConventionAcceptance Members

        public void Accept(IAcceptanceCriteria<IPropertyInspector> criteria)
        {
            criteria.Expect(x => x.Property.PropertyType.IsEnum ||
            (x.Property.PropertyType.IsGenericType &&
             x.Property.PropertyType.GetGenericTypeDefinition() == typeof(Nullable<>) &&
             x.Property.PropertyType.GetGenericArguments()[0].IsEnum)
            );
        }

        #endregion
    }
}

使用此枚举:

...
var fluentCfg = Fluently.Configure().Database(cfg).Mappings(
                    m => m.FluentMappings.AddFromAssemblyOf<SomeObjectMap>().Conventions.Add<EnumConvention>());
...

在映射文件中,

Map(x => x.SomeEnumField);
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