userbizimpl.java

struts和hibernate集成的网上拍卖系统

package y2.yxb.hibernatebiz;

import java.util.List;

import y2.yxb.entity.User;
import y2.yxb.hebernatedao.IUserDAO;

public class UserBizImpl implements IUserBiz {
	private IUserDAO userDAO;

	public void add(User item) {
		// TODO Auto-generated method stub

		userDAO.add(item);
	}

	public boolean isExists(User user) {
		// TODO Auto-generated method stub
		boolean isExist = false;

		List list = userDAO.search(user);
		if (list.size() > 0) {
			isExist = true;
		}
		return isExist;
	}

	public IUserDAO getUserDAO() {
		return userDAO;
	}

	public void setUserDAO(IUserDAO userDAO) {
		this.userDAO = userDAO;
	}

	public User getUser(User user) {
		// TODO Auto-generated method stub
		User u=null;
		List list=userDAO.search(user);
		if (list.size()>0) {
			u=(User)list.get(0);
		}
		return u;
	}



}