Hibernate联合主键

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;
}

}


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;
}

}


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;
}

}



"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">






com.mysql.jdbc.Driver
jdbc:mysql://localhost/hibernate
root
bjsxt
org.hibernate.dialect.MySQLDialect



1




thread


org.hibernate.cache.NoCacheProvider


true
true