hibernate学习之1:m映射
Account.java:

package domain;public class Account {private String id;private String acctNo;private double bal;private User owner;public Account(){}public Account(String acctNo,double bal){this.acctNo=acctNo;this.bal=bal;}public String getId() {return id;}public void setId(String id) {this.id = id;}public String getAcctNo() {return acctNo;}public void setAcctNo(String acctNo) {this.acctNo = acctNo;}public double getBal() {return bal;}public void setBal(double bal) {this.bal = bal;}public User getOwner() {return owner;}public void setOwner(User owner) {this.owner = owner;}}

User.java:

package domain;import java.util.Set;public class User {private String id;private String name;private int age;private Set<Account> accts;public User(){}public User(String name,int age){this.name=name;this.age=age;}public String getId() {return id;}public void setId(String id) {this.id = id;}public String getName() {return name;}public void setName(String name) {this.name = name;}public int getAge() {return age;}public void setAge(int age) {this.age = age;}public Set<Account> getAccts() {return accts;}public void setAccts(Set<Account> accts) {this.accts = accts;}}

Account.hbm.xml:

<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd" ><hibernate-mapping><class name="domain.Account" table="ACCOUNT"><id name="id" column="id"><generator column="ACCTNO"></property><property name="bal" column="BAL"></property><many-to-one name="owner" column="FID"></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://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd" ><hibernate-mapping package="domain"><class name="User" table="USERS"><id name="id" column="id"><generator column="AGE"></property><set name="accts" inverse="true" cascade="all"><key column="FID"></key><one-to-many /></set></class></hibernate-mapping>