hibernate中一对多，多对一的映射文件配置

address.hbm.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC 
    "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
    "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
    
    <hibernate-mapping package="com.kaishengit.pojo">
			<class name="Address" table="t_address">
				<id name="id" column="id">
					<generator class="native"></generator>
				</id>
				<property name="address" column="address"></property>
				<many-to-one name="user" class="User" column="user_id"></many-to-one>
			</class>
    </hibernate-mapping>

user.hbm.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC 
    "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
    "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
    
    <hibernate-mapping package="com.kaishengit.pojo">
    	<class name="User" table="t_user">
    		<id name="id" column="user_id">
    			<generator class="native"></generator>
    		</id>
    		<property name="name" column="user_name"></property>
    		<property name="password" column="user_password"></property>
    		
			<set name="addressSet" inverse="true">
				<key column="user_id"></key>
				<one-to-many class="Address"/>
			</set>

    	</class>
    </hibernate-mapping>