Hibernate 单向多对一关联(使用中间表)
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People.java
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/** * */package com.hb.po;import java.util.HashSet;import java.util.Set;/** * @author dudong0726 * * @date 2011-11-9 上午10:51:17 * */public class People {private long id;private String name;private Address address;public Address getAddress() {return address;}public void setAddress(Address address) {this.address = address;}public String getName() {return name;}public void setName(String name) {this.name = name;}public long getId() {return id;}public void setId(long id) {this.id = id;}}?
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Address.java
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/** * */package com.hb.po;/** * @author dudong0726 * * @date 2011-11-9 上午10:51:48 * */public class Address {private long id;private String addressDesc;public String getAddressDesc() {return addressDesc;}public void setAddressDesc(String addressDesc) {this.addressDesc = addressDesc;}public long getId() {return id;}public void setId(long id) {this.id = id;}}?
many2one_with.hbm.xml
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<?xml version="1.0"?><!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"><hibernate-mapping><class name="com.hb.po.People" table="peoplemany2onewith"><id name="id" column="p_id"><generator optional="true"><key column="p_id" unique="true"></key><many-to-one name="address" column="a_id" not-null="true"></many-to-one></join></class><class name="com.hb.po.Address" table="addressmany2onewith"><id name="id" column="a_id"><generator class="native"></generator></id><property name="addressDesc"></property></class></hibernate-mapping>?