employee.java

hibernate方便的操作数据库相当不错的 请各位下载看看啊

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

import java.util.Collection;
import java.io.Serializable;

import javax.ejb.Entity;
import javax.ejb.Id;
import javax.ejb.GeneratorType;
import javax.ejb.ManyToMany;
import javax.ejb.AssociationTable;
import javax.ejb.CascadeType;
import javax.ejb.Table;
import javax.ejb.JoinColumn;

/**
 * Employee in an Employer-Employee relationship
 * 
 * @author Emmanuel Bernard
 */
@Entity()
public class Employee implements Serializable {
	private Integer id;
	private Collection<Employer> employers;

	@Id(generate = GeneratorType.AUTO)	
	public Integer getId() {
		return id;
	}

	public void setId(Integer integer) {
		id = integer;
	}
	
	@ManyToMany(
		cascade={CascadeType.CREATE, CascadeType.MERGE},
		isInverse=true
	)
	@AssociationTable(
		table=@Table(name="EMPLOYER_EMPLOYEE"),
		joinColumns={@JoinColumn(name="EMPEE_ID")},
		inverseJoinColumns={@JoinColumn(name="EMPER_ID")}
	)
	public Collection<Employer> getEmployers() {
		return employers;
	}
	
	public void setEmployers(Collection<Employer> employers) {
		this.employers = employers;
	}
}