package org.fkjava.bean;import java.util.Date;import java.util.Set;/**  * 一对多  外键  双向 关联关系 配置  * 一个人  一个地址 *  * @author hanfeili *  www.fkjava.org */public class Person {    private Integer id;    private String name;    private int password;    private Date birthday;        //一个set集合保存多个地址引用    private Set<Address> addressSet;        public Person() {    }    @Override    public String toString() {        return "Person [id=" + id + ", name=" + name + ", password=" + password                + ", birthday=" + birthday + "]";    }            public Set<Address> getAddressSet() {        return addressSet;    }    public void setAddressSet(Set<Address> addressSet) {        this.addressSet = addressSet;    }    public Integer getId() {        return id;    }    public void setId(Integer id) {        this.id = id;    }    public String getName() {        return name;    }    public void setName(String name) {        this.name = name;    }    public int getPassword() {        return password;    }    public void setPassword(int password) {        this.password = password;    }    public Date getBirthday() {        return birthday;    }    public void setBirthday(Date birthday) {        this.birthday = birthday;    }}----------------------------------------------------------------------package org.fkjava.bean;/** * 一对多  外键  双向 关联关系 配置  *  * @author hanfeili www.fkjava.org */public class Address {    private Integer id;    /**     * 邮政编码     */    private String codes;    /**     * 具体地址     */    private String des;    //因为是 双向 关联 ,所以需要在address类    //中也要有person    private Person person;        @Override    public String toString() {        return "Address [id=" + id + ", codes=" + codes + ", des=" + des + "]";    }    public String getCodes() {        return codes;    }    public void setCodes(String codes) {        this.codes = codes;    }    public String getDes() {        return des;    }    public void setDes(String des) {        this.des = des;    }    public Person getPerson() {        return person;    }    public void setPerson(Person person) {        this.person = person;    }    public Integer getId() {        return id;    }    public void setId(Integer id) {        this.id = id;    }}

<?xml version="1.0"?><!DOCTYPE hibernate-mapping SYSTEM "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd"><!-- 一对多 外键 双向 关联关系 配置 -->-<hibernate-mapping package="bean">-<class table="t_person" name="Person">-<id name="id"><generator class="identity"/></id><property name="name"/><property name="password"/><property name="birthday"/><!-- 通过Set配置一个人对应的多个地址的关联关系 inverse=true表示在Person端不维护关系 -->-<set name="addressSet" inverse="true" cascade="all"><!-- 指定adddrssSet集合中的数据对应t_person的的一个外键 --><key column="p_id"/><!-- 指定Person 关联的实例类型 --><one-to-many class="Address"/></set></class>-<class table="t_address" name="Address">-<id name="id"><generator class="identity"/></id><property name="codes"/><property name="des"/><!-- not-null="true" 指定外键不能为 null --><many-to-one name="person" column="p_id" not-null="true"/></class></hibernate-mapping>