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我有以下映射,多对一的属性'Message'在'RootMessage'类中具有相应的一对多关联。NHibernate多对一关联拒绝加载
<class name="IMessageReceipt" lazy="false" table="MessageReceipts" abstract="true">
<id name="Id">
<generator class="guid.comb"></generator>
</id>
<discriminator column="Discriminator"/>
<property name="Address" />
<property name="Status" />
<property name="MarkedAsDeleted" />
<many-to-one name="Message" column="MessageId" class="RootMessage"
not-found="ignore"/>
<subclass name="MessageReceipt" lazy="false" discriminator-value="1">
</subclass>
</class>
许多-to-one关联拒绝当使用标准的API(我得到的是NULL),这里是一个查询的例子来加载:
List<IMessageReceipt> list;
using (var tx = Session.BeginTransaction())
{
var criteria = Session.CreateCriteria(typeof (IMessageReceipt));
criteria.Add(Restrictions.Eq("Address", address));
criteria.Add(Restrictions.Eq("Status", status));
criteria.SetFirstResult(0);
criteria.SetMaxResults(quantity);
list = criteria.List<IMessageReceipt>().ToList();
tx.Commit();
}
return list;
任何想法?