userserviceimpl.java

EasyJF开源新闻系统是一个由EasyJF开源团队组织开发的基于Java平台的开源新闻系统。当前系统已经实现了基本的基本的新闻的发布、审核、推荐

/**
 * 版权声明  EasyJF, 版权所有 违者必究
 * 版本号  0.1
 *创建者:张钰
 * 时　间：2006-4-6
 * 描　述：创建
 */
package com.easyjf.news.logic.impl;

import java.util.Collection;
import java.util.List;

import com.easyjf.news.logic.UserService;
import com.easyjf.news.model.User;

public class UserServiceImpl extends DAOSupportService implements UserService {

	private static UserServiceImpl userDAO = new UserServiceImpl();

	public static UserServiceImpl getInstance() {
		return userDAO;
	}

	public boolean saveUser(User user) {
		return this.dao.save(user);
	}

	public boolean updateUser(User user) {
		return this.dao.update(user);
	}

	public boolean deleteUser(User user) {
		return this.dao.del(user);
	}

	public User getUserById(String id) {
		return (User) this.dao.get(User.class, id);
	}

	public User getUserByName(String username) {

		return (User) this.dao.getBy(User.class, "user_name", username);
	}

	public List queryUser() {
		return this.dao.query(User.class, "user_name!=''");
	}

	public List getUserBySql(String sql, Collection paras, int begin, int end) {
		// TODO Auto-generated method stub
		return this.dao.query(User.class,sql,paras,begin,end);
	}
}