Java代碼 ?

public?class?Customer??{??

??

????private?Integer?id;??

????private?String?name;??

??

????private?Address?homeAddress;??//家庭地址??

????private?Address?comAddress;???//公司地址??

??

????//?getter?and?setter??

}??

?

Java代碼 ?

public?class?Address??{??

??

????private?String?province;??

????private?String?city;??

????private?String?street;??

????private?String?zipcode;??

???????//private?Customer?customer;??

??

????//?getter?and?setter??

}??

?

Xml代碼 ?

<hibernate-mapping?package="mypack">??

????<class?name="Customer"?table="tbl_customer">??

????????<id?name="id">??

????????????<generator?class="increment"?/>??

????????</id>??

????????<property?name="name"?/>??

????????<component?name="homeAddress"?class="Address">??

????????????<!--?<parent?name="customer"?/>?-->??

????????????<property?name="province"?column="home_province"?/>??

????????????<property?name="city"?column="home_city"?/>??

????????????<property?name="street"?column="home_street"?/>??

????????????<property?name="zipcode"?column="home_zipcode"?/>??

????????</component>??

????????<component?name="comAddress"?class="Address">??

????????????<!--?<parent?name="customer"?/>?-->??

????????????<property?name="province"?column="com_province"?/>??

????????????<property?name="city"?column="com_city"?/>??

????????????<property?name="street"?column="com_street"?/>??

????????????<property?name="zipcode"?column="com_zipcode"?/>??

????????</component>??

????</class>??

</hibernate-mapping>??

?

Java代碼 ?

@Entity??

@Table(name?=?"tbl_customer")??

public?class?Customer?{??

??

????@Id??

????@GenericGenerator(name?=?"myIncrement",?strategy?=?"increment")??

????@GeneratedValue(generator?=?"myIncrement")??

????private?Integer?id;??

??

????@Column(name?=?"name")??

????private?String?name;??

??

????@Embedded??

????@AttributeOverrides({?@AttributeOverride(name?=?"province",?column?=?@Column(name?=?"home_province")),??

????????????@AttributeOverride(name?=?"city",?column?=?@Column(name?=?"home_city")),??

????????????@AttributeOverride(name?=?"street",?column?=?@Column(name?=?"home_street")),??

????????????@AttributeOverride(name?=?"zipcode",?column?=?@Column(name?=?"home_zipcode"))?})??

????private?Address?homeAddress;??

??

????@Embedded??

????@AttributeOverrides({?@AttributeOverride(name?=?"province",?column?=?@Column(name?=?"com_province")),??

????????????@AttributeOverride(name?=?"city",?column?=?@Column(name?=?"com_city")),??

????????????@AttributeOverride(name?=?"street",?column?=?@Column(name?=?"com_street")),??

????????????@AttributeOverride(name?=?"zipcode",?column?=?@Column(name?=?"com_zipcode"))?})??

????private?Address?comAddress;??

??

????//?getter?and?setter??

}??

?

Java代碼 ?

@Embeddable??

public?class?Address?implements?Serializable?{??

??

????private?String?province;??

????private?String?city;??

????private?String?street;??

????private?String?zipcode;??

??

????//@Transient??

????//private?Customer?customer;??

??

????//?getter?and?setter??

}??

?

Java代碼 ?

Customer?customer?=?new?Customer();??

????????????Address?homeAddress?=?new?Address("province1",?"city1",?"street1",?"100001");??

????????????Address?comAddress?=?new?Address("province2",?"city2",?"street2",?"200002");??

????????????customer.setName("Tom");??

????????????customer.setHomeAddress(homeAddress);??

????????????customer.setComAddress(comAddress);??

??

????????????session.save(customer);??

?

Sql代碼 ?

Hibernate:???

????create?table?tbl_customer?(??

????????id?integer?not?null,??

????????name?varchar(255),??

????????home_province?varchar(255),??

????????home_city?varchar(255),??

????????home_street?varchar(255),??

????????home_zipcode?varchar(255),??

????????com_province?varchar(255),??

????????com_city?varchar(255),??

????????com_street?varchar(255),??

????????com_zipcode?varchar(255),??

????????primary?key?(id)??

????)?

總結

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