dog.java

hibernate方便的操作数据库相当不错的 请各位下载看看啊

//$Id: Dog.java,v 1.1 2004/12/28 22:19:26 epbernard Exp $
package org.hibernate.test.metadata.join;

import javax.ejb.*;

/**
 * @author Emmanuel Bernard
 */
@Entity(access=AccessType.FIELD)
@SecondaryTable(
	name="DogThoroughbred",
	join={@JoinColumn(name="NAME", referencedColumnName="name"),
        @JoinColumn(name="OWNER_NAME", referencedColumnName="ownerName")}
)
public class Dog {
    @Id
    public DogPk id;
    public int weight;
    @Column(secondaryTable = "DogThoroughbred")
    public String thoroughbredName;

    public boolean equals(Object o) {
        if (this == o) return true;
        if (!(o instanceof Dog)) return false;

        final Dog dog = (Dog) o;

        if (!id.equals(dog.id)) return false;

        return true;
    }

    public int hashCode() {
        return id.hashCode();
    }
}