mybatis <collection property="GoodsList" column="orderId" javaType="java.util.List" ofType="ui.model.vo.GoodsList" select="selectOrderDetail" fetchType="eager"/>

<collection property="GoodsList" column="orderId" javaType="java.util.List" ofType="ui.model.vo.GoodsList" select="selectOrderDetail" fetchType="eager"/>
必须使用 fetchType="eager" 不然不好使 不延时加载 
fetchType="lazy" 延时加载