学步园

1

package com.bjsxt.hibernate;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinColumns;
import javax.persistence.OneToOne;

@Entity
public class Husband {
	private int id;
	private String name;
	private Wife wife;
	@Id
	@GeneratedValue
	public int getId() {
		return id;
	}
	
	public String getName() {
		return name;
	}
	@OneToOne
	@JoinColumns(
		{
			@JoinColumn(name="wifeId", referencedColumnName="id"),
			@JoinColumn(name="wifeName", referencedColumnName="name")
		}
	)
	public Wife getWife() {
		return wife;
	}
	public void setId(int id) {
		this.id = id;
	}
	public void setName(String name) {
		this.name = name;
	}
	public void setWife(Wife wife) {
		this.wife = wife;
	}
	
}

2

package com.bjsxt.hibernate;

import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.IdClass;

@Entity
@IdClass(WifePK.class)
public class Wife {
	private int id;
	private String name;
	private int age;
	
	public int getAge() {
		return age;
	}
	public void setAge(int age) {
		this.age = age;
	}
	@Id
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	@Id
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	
}

3

package com.bjsxt.hibernate;

import java.io.Serializable;



public class WifePK implements Serializable {
	private int id;
	private String name;
	
	
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	
}