employeedao.java

用JSF1.2和EJB3.0实现的一个项目实例

/**
 * ClassName: EmployeeDao.java
 * Author: qiujy
 * CreateTime: Feb 20, 2008
 * 
 * Copyright 2007-2008 ++YONG All rights reserved.
 * EMail: [e-mail]
 */
package org.qiujy.ejb3.dao;

import java.util.List;

import org.qiujy.ejb3.entity.Employee;

/**
 * 员工操作DAO接口
 * 
 * @author qiujy
 * @version 1.0
 */
public interface EmployeeDao {
	
	/**
	 * 新增员工
	 * 
	 * @param employee
	 */
	public void persist(Employee employee);

	/**
	 * 删除员工
	 * 
	 * @param employee
	 */
	public void delete(Employee employee);

	/**
	 * 更新员工信息
	 * 
	 * @param employee
	 */
	public void update(Employee employee);

	/**
	 * 得到所有的员工列表
	 * 
	 * @return
	 */
	public List<Employee> findAllEmployees();

	/**
	 * 根据ID得到该员工
	 * 
	 * @param id
	 * @return
	 */
	public Employee findEmployee(Integer id);

}