life.java

hibernate方便的操作数据库相当不错的 请各位下载看看啊

//$Id: Life.java,v 1.3 2004/12/08 20:05:14 epbernard Exp $
package org.hibernate.test.metadata.join;

import javax.ejb.Entity;
import javax.ejb.Id;
import javax.ejb.GeneratorType;
import javax.ejb.AccessType;
import javax.ejb.SecondaryTable;
import javax.ejb.Column;
import javax.ejb.ManyToOne;
import javax.ejb.JoinColumn;
import javax.ejb.CascadeType;
import java.io.Serializable;

/**
 * @author Emmanuel Bernard
 */
@Entity(access=AccessType.FIELD)
@SecondaryTable(name="ExtendedLife")
public class Life implements Serializable {
	@Id(generate = GeneratorType.AUTO)
	@Column(name="LIFE_ID")
	public Integer id;
	
	public int duration;
	@Column(secondaryTable="ExtendedLife")
	public String fullDescription;
	
	@ManyToOne(cascade = {CascadeType.CREATE, CascadeType.MERGE})
	@JoinColumn(name="CAT_ID", secondaryTable="ExtendedLife")
	public Cat owner;

}