hibernate 组件（Component）映射

1 public class Teacher {
2     private int id;
3     private String name;
4     private String sex;
5     private Address address;
6         //省略get/set
7 }

1 public class Address {
2     private String addr1;
3     private String addr2;
4     private String addr3;
5     //省略get/set
6 }

1 <hibernate-mapping package="cn.siggy.pojo">
2     <class name="Teacher">
3         <id name="id">
4             <generator class="native"></generator>
5         </id>
6         <property name="name"/>
7         <property name="sex"/>
 8         <!-- 组件 -->
9         <component name="address" class="Address">
10             <property name="addr1"/>
11             <property name="addr2"/>
12             <property name="addr3"/>
13         </component>
14     </class>
15 </hibernate-mapping>

1 @Test
2     public void testSave() throws HibernateException, SerialException, SQLException{
3         Session session = null;
4         Transaction tx = null;
5         try{
6             session = HibernateUtil.getSession();
7             tx = session.beginTransaction();
8             Teacher t = new Teacher();
9             t.setName("老裴");
10             t.setSex("男");
11             Address address = new Address();
12             address.setAddr1("西三旗");
13             address.setAddr2("西直门");
14             address.setAddr3("南六环");
15             t.setAddress(address);
16
17             session.save(t);
18
19             tx.commit();
20
21         }catch (HibernateException e) {
22             if(tx!=null)
23                 tx.rollback();
24             e.printStackTrace();
25             throw e;
26         }finally{
27             HibernateUtil.closeSession();
28         }
29     }