Hibernate关联之 一对多外键双向关联

<hibernate-mapping>

<class name="com.bean.Person1nfkboth" table="PERSON_1nfkboth">

<id name="personid">

<generator class="identity"/>

</id>

<property name="name"/>

<property name="age"/>

<!--映射集合属性，关联到持久化类-->
<set name="addresses" inverse="true" cascade="all">

<!--column用于指定外键列名-->
<key column="personid" not-null="true"/>

<!--映射关联类-->
<one-to-many class="com.bean.Address1nfkboth"/>

</set>

</class>

</hibernate-mapping>

<hibernate-mapping>

<class name="com.bean.Address1nfkboth" table="ADDRESS_1nfkboth">

<id name="addressid">

<generator class="identity"/>

</id>

<property name="addressdetail"/>

<!--映射关联属性，column属性指定外键列名-->
<many-to-one name="person1nfkboth"

class="com.bean.Person1nfkboth"

fetch="select"

cascade="save-update">

<column name="personid" not-null="true"/>

</many-to-one>

</class>

</hibernate-mapping>

public class Test_1nfkboth {
@Test
public void test_1nfkboth(){

Address1nfkboth add1 = new Address1nfkboth();
Address1nfkboth add2 = new Address1nfkboth();
Person1nfkboth p = new Person1nfkboth();

add1.setAddressdetail("郑州市经三路");
add2.setAddressdetail("合肥市宿州路");

p.setName("liu");
p.setAge(26);

p.getAddresses().add(add1);
p.getAddresses().add(add2);

add1.setPerson1nfkboth(p);
add2.setPerson1nfkboth(p);

Session session = HibernateUtil.getCurrentSession();
Transaction tx = session.beginTransaction();
session.save(p);
session.saveOrUpdate(add1);
session.saveOrUpdate(add2);
tx.commit();
HibernateUtil.closeSession();

}
}