/*** */
package org.dao.impl;import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;import org.dao.BaseDao;
import org.entity.Users;
import org.junit.Test;/*** 
*    
* 项目名称：test_BaseDao   
* 类名称：BaseDaoUtilImpl   ,继承BaseDao
* 类描述：   公共的实现类
* 创建人：Mu Xiongxiong  
* 创建时间：2017-9-10 上午11:08:25   
* 修改人：Mu Xiongxiong   
* 修改时间：2017-9-10 上午11:08:25   
* 修改备注：   
* @version    
**/
public class BaseDaoUtilImpl<T> extends BaseDao  {/*** * @Description: 该方法的主要作用：注册* @Title: save* @param  @param entity* @param  @return 设定文件  * @return  返回类型：int   * @throws*/public  int save(T entity) {int 										rel				=			0;String 										sql				=			"";List<Object> 								prams			=			new ArrayList<Object>();	Users										user			=	 		(Users) entity;										//初始化Users对象//添加用户sql			=		"insert into Users(id,username,password,headphoto) values(?,?,?,?)";   		//sql语句try {prams.add(user.getId());prams.add(user.getUsername());prams.add(user.getPassword());prams.add(user.getHeadphoto());rel			=		executeUpdate(sql, prams);} catch (SQLException e) {e.printStackTrace();} catch (ClassNotFoundException e) {e.printStackTrace();}finally{closeConnnection();			//关闭连接}return rel;}/*** * @Description: 该方法的主要作用：根据用户名进行查询* @Title: queryInfoByUsername* @param  @param username* @param  @return 设定文件  * @return  返回类型：T   * @throws*/@SuppressWarnings("unchecked")public T queryInfoByUsername(String username) {String 										sql				=		"select * from users where username = ?";   		//sql语句Users 										user			=		null;List<Object> 								prams			=		new ArrayList<Object>();try {prams.add(username);ResultSet	rs				=		executeQuery(sql, prams);if(rs.next()){user = new Users();	user.setId(rs.getInt(1));user.setUsername(rs.getString(2));user.setPassword(rs.getString(3));user.setHeadphoto(rs.getString(4));}} catch (SQLException e) {e.printStackTrace();} catch (ClassNotFoundException e) {e.printStackTrace();}finally{closeConnnection();			//关闭连接}return (T) user;}/*** * @Description: 该方法的主要作用：测试添加数据* @Title: test* @param   设定文件  * @return  返回类型：void   * @throws*/@SuppressWarnings("unchecked")@Testpublic  void test() {Users user = new Users(1,"雄雄","123456","image");int rel = save((T)user);if(rel>0){System.out.println("添加成功");}else{System.out.println("添加失败！");}}/*** * @Description: 该方法的主要作用：测试登陆* @Title: test_login* @param   设定文件  * @return  返回类型：void   * @throws*/@Testpublic void test_login(){Users user = (Users) queryInfoByUsername("雄雄");System.out.println(user.getHeadphoto());}
}