guestbookmanagerimpl.java

来自「struts+hibernate+spring实现留言板」· Java 代码 · 共 45 行

package com.mysoft.guestbook.service.impl;

import java.util.List;

import com.mysoft.guestbook.dao.GuestbookDao;
import com.mysoft.guestbook.model.Guestbook;
import com.mysoft.guestbook.service.GuestbookManager;

/**
 * 真正的业务逻辑会加在GuestbookManager上，在这里我们通过Sping的依赖注入
 * 将GuestbookDao注入进来，用GuestbookDao去完成CRUD操作
 * 
 */
public class GuestbookManagerImpl implements GuestbookManager {

	/**
	 * 将GuestbookDao注入进来，用GuestbookDao去完成CRUD操作
	 */
	private GuestbookDao guestbookDao; 
	//必须有setter()方法
	public void setGuestbookDao(GuestbookDao guestbookDao) {
		this.guestbookDao = guestbookDao;
	}

	public void delete(int id) {
		guestbookDao.delete(id);
	}

	public Guestbook getGuestbook(int id) {
		return guestbookDao.getGuestbook(id);
	}

	public List getGuestbooks() {
		return guestbookDao.getGuestbooks();
	}

	public void save(Guestbook g) {
		guestbookDao.save(g);
	}

	
	

}