user.java

毕业设计 网上商店 Ecilpse开发

package com.lufan.shopping.user;

import hibernate.HibernateSessionFactory;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;

import com.lufan.shopping.client.Cart;
import com.lufan.shopping.client.CartItem;
import com.lufan.shopping.order.OrderMgr;
import com.lufan.shopping.order.SalesItem;
import com.lufan.shopping.order.SalesOrder;
import com.lufan.shopping.util.DB;

public class User implements java.io.Serializable {

	// Fields

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	private Integer id;
	private String username;
	private String password;
	private String phone;
	private String addr;
	private Date rdate;
	private String sex;
	private String postalcode;

	// Constructors

	/** default constructor */
	public User() {
	}

	/** minimal constructor */
	public User(String username, String password) {
		this.username = username;
		this.password = password;
	}

	/** full constructor */
	public User(String username, String password, String phone, String addr,
			Date rdate, String sex, String postalcode) {
		this.username = username;
		this.password = password;
		this.phone = phone;
		this.addr = addr;
		this.rdate = rdate;
		this.sex = sex;
		this.postalcode = postalcode;
	}

	// Property accessors

	public Integer getId() {
		return this.id;
	}

	public void setId(Integer id) {
		this.id = id;
	}

	public String getUsername() {
		return this.username;
	}

	public void setUsername(String username) {
		this.username = username;
	}

	public String getPassword() {
		return this.password;
	}

	public void setPassword(String password) {
		this.password = password;
	}

	public String getPhone() {
		return this.phone;
	}

	public void setPhone(String phone) {
		this.phone = phone;
	}

	public String getAddr() {
		return this.addr;
	}

	public void setAddr(String addr) {
		this.addr = addr;
	}

	public Date getRdate() {
		return this.rdate;
	}

	public void setRdate(Date rdate) {
		this.rdate = rdate;
	}

	public String getSex() {
		return this.sex;
	}

	public void setSex(String sex) {
		this.sex = sex;
	}

	public String getPostalcode() {
		return this.postalcode;
	}

	public void setPostalcode(String postalcode) {
		this.postalcode = postalcode;
	}

	public void save() {
		Session session = HibernateSessionFactory.getSession();
		User u = new User();
		u.setUsername(username);
		u.setPassword(password);
		u.setPhone(phone);
		u.setAddr(addr);
		u.setRdate(new Timestamp(rdate.getTime()));
		Transaction tx = session.beginTransaction();
		tx.begin();
		session.saveOrUpdate(u);
		tx.commit();
		session.close();
	}

	public static List<User> getUsers() {
		List<User> users = new ArrayList<User>();
		Connection conn = DB.getConn();
		String sql = "select * from user";
		Statement stmt = DB.getStatement(conn);
		ResultSet rs = DB.getResultSet(stmt, sql);
		try {
			while (rs.next()) {
				User u = new User();
				u.setId(rs.getInt("id"));
				u.setUsername(rs.getString("username"));
				u.setPassword(rs.getString("password"));
				u.setPhone(rs.getString("phone"));
				u.setAddr(rs.getString("addr"));
				u.setRdate(rs.getTimestamp("rdate"));
				users.add(u);
			}
		} catch (SQLException e) {
			e.printStackTrace();
		} finally {
			DB.close(rs);
			DB.close(stmt);
			DB.close(conn);
		}
		return users;
	}

	/**
	 * 
	 * @param users
	 * @param pageNo
	 * @param pageSize
	 * @return 总共有多少条记录
	 */
	public static int getUsers(List<User> users, int pageNo, int pageSize) {

		int totalRecords = -1;

		Connection conn = DB.getConn();
		String sql = "select * from user limit " + (pageNo - 1) * pageSize
				+ "," + pageSize;
		Statement stmt = DB.getStatement(conn);
		ResultSet rs = DB.getResultSet(stmt, sql);

		Statement stmtCount = DB.getStatement(conn);
		ResultSet rsCount = DB.getResultSet(stmtCount,
				"select count(*) from user");

		try {
			rsCount.next();
			totalRecords = rsCount.getInt(1);

			while (rs.next()) {
				User u = new User();
				u.setId(rs.getInt("id"));
				u.setUsername(rs.getString("username"));
				u.setPassword(rs.getString("password"));
				u.setPhone(rs.getString("phone"));
				u.setAddr(rs.getString("addr"));
				u.setRdate(rs.getTimestamp("rdate"));
				users.add(u);
			}
		} catch (SQLException e) {
			e.printStackTrace();
		} finally {
			DB.close(rsCount);
			DB.close(stmtCount);
			DB.close(rs);
			DB.close(stmt);
			DB.close(conn);
		}

		return totalRecords;
	}

	public static boolean delete(int id) {
		boolean b = false;
		Connection conn = DB.getConn();
		String sql = "delete from user where id = " + id;
		Statement stmt = DB.getStatement(conn);

		try {
			DB.executeUpdate(stmt, sql);
			b = true;
		} finally {
			DB.close(stmt);
			DB.close(conn);
		}
		return b;
	}

	//public static User check(String username, String password)
	//	throws UserNotFoundException, PasswordNotCorrectException {
	//	User u = null;
	//	Connection conn = DB.getConn();
	//	String sql = "select * from user where username = '" + username + "'";
	//	Statement stmt = DB.getStatement(conn);
	//	ResultSet rs = DB.getResultSet(stmt, sql);
	//	try {
	//		if (!rs.next()) {
	//			throw new UserNotFoundException("用户不存在:" + username);
	//		} else {
	//			if (!password.equals(rs.getString("password"))) {
	//				throw new PasswordNotCorrectException("密码不正确!");
	//			}
	//			u = new User();
	//			u.setId(rs.getInt("id"));
	//			u.setUsername(rs.getString("username"));
	//			u.setPassword(rs.getString("password"));
	//			u.setPhone(rs.getString("phone"));
	//			u.setAddr(rs.getString("addr"));
	//			u.setRdate(rs.getTimestamp("rdate"));
	//		}
	//
	//	} catch (SQLException e) {
	//		e.printStackTrace();
	//	} finally {
	//		DB.close(rs);
	//		DB.close(stmt);
	//		DB.close(conn);
	//	}
	//	return u;
	//}

	public static User check(String username, String password)
			throws UserNotFoundException, PasswordNotCorrectException {
		User u = null;
		Connection conn = DB.getConn();
		String sql = "select * from user where username = '" + username + "'";
		Statement stmt = DB.getStatement(conn);
		ResultSet rs = DB.getResultSet(stmt, sql);
		try {
			if (!rs.next()) {
				throw new UserNotFoundException("用户不存在:" + username);
			} else {
				if (!password.equals(rs.getString("password"))) {
					throw new PasswordNotCorrectException("密码不正确!");
				}
				u = new User();
				u.setId(rs.getInt("id"));
				u.setUsername(rs.getString("username"));
				u.setPassword(rs.getString("password"));
				u.setPhone(rs.getString("phone"));
				u.setAddr(rs.getString("addr"));
				u.setRdate(rs.getTimestamp("rdate"));
			}

		} catch (SQLException e) {
			e.printStackTrace();
		} finally {
			DB.close(rs);
			DB.close(stmt);
			DB.close(conn);
		}
		return u;
	}

	public static void update(User u) {
		u.update();
	}

	public void updatePassword() {

	}

	public static void updatePassword(User u) {
		u.updatePassword();
	}

	public static void updatePassword(int userId, String newPassword) {

	}

	public void update() {
		Connection conn = DB.getConn();
		String sql = "update user set phone = ?, addr = ? where id = ?";
		PreparedStatement pstmt = DB.prepare(conn, sql);
		try {
			pstmt.setString(1, phone);
			pstmt.setString(2, addr);
			pstmt.setInt(3, id);
			pstmt.executeUpdate();
		} catch (SQLException e) {
			e.printStackTrace();
		} finally {
			DB.close(pstmt);
			DB.close(conn);
		}
	}

	public static void main(String[] args) {
		List<User> users = new ArrayList<User>();
		int totalRecords = User.getUsers(users, 1, 10);
		for (int i = 0; i < users.size(); i++) {

		}
	}

	public int buy(Cart c) {
		SalesOrder so = new SalesOrder();
		so.setUser(this);
		so.setAddr(this.getAddr());
		so.setStatus(0);
		so.setODate(new Date());
		List<SalesItem> salesItems = new ArrayList<SalesItem>();
		List<CartItem> cartItems = c.getItems();
		for (int i = 0; i < cartItems.size(); i++) {
			SalesItem si = new SalesItem();
			CartItem ci = cartItems.get(i);
			si.setProduct(ci.getProduct());
			si.setCount(ci.getCount());
			si.setUnitPrice(ci.getProduct().getMemberPrice());
			salesItems.add(si);
		}
		so.setItems(salesItems);
		return OrderMgr.getInstance().add(so);
	}
}