跪求一个小型超市管理系统，用java编写的，急~ 只要源代码。。可以发我邮箱

import java.sql.Connection;

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import java.sql.DriverManager;

import java.sql.ResultSet;

import java.sql.SQLException;

import java.sql.Statement;

public class Conn {

private static final String driver="com.mysql.jdbc.Driver";

private static final String url="jdbc:mysql://localhost:3306/blog?user=rootpassword=root";

//获得数据库连接

public static Connection getConnection(){

Connection conn = null;

try {

Class.forName(driver);

conn = DriverManager.getConnection(url);

if(conn != null){

System.out.print("成功");

}

} catch (SQLException e) {

e.printStackTrace();

} catch (ClassNotFoundException e) {

e.printStackTrace();

}

return conn;

}

//关闭Resultset

public static void closeResultSet(ResultSet rs)

{

try

{

if(rs != null)

{

rs.close();

}

}catch (SQLException ex)

{

ex.printStackTrace();

}

}

//关闭Statement

public static void closeStatement(Statement st)

{

try

{

if(st != null)

{

st.close();

}

}catch (SQLException ex)

{

ex.printStackTrace();

}

}

//关闭Connection

public static void closeConnection(Connection conn)

{

try

{

if(conn != null)

{

conn.close();

}

}catch (SQLException ex)

{

ex.printStackTrace();

}

}

//测试数据库连接是否成功

public static void main(String[] args) {

Conn.getConnection();

}

}

java超市管理系统源代码

只写个demo级的例程很好写，但用到生产环境中还得具体分析设计再编码。这种代码网上太多了内，你随便搜下就有了。

用java语言写个超市管理系统的程序

package c;

import java.util.Scanner;

public class SuperMarket {

static Scanner scan = new Scanner(System.in);

public static String str;

public static void main(String[] args) {

showMsg();

while (scan.hasNext()) {

switch (scan.nextInt()) {

case 1:

commodityManage();

break;

case 2:

customerManage();

break;

case 3:

orderManage();

break;

case 4:

exitSystem();

break;

default:

System.out.println("输入错误，请重新输入！");

break;

}

}

scan.close();

}

/**

 * 显示信息

 */

public static void showMsg() {

System.out.println("===================================");

System.out.println("\t超  市  库  存  管  理  系  统\t");

System.out.println("===================================");

System.out.println("1、商品管理");

System.out.println("2、客户管理");

System.out.println("3、订单管理");

System.out.println("4、退出系统");

System.out.println("===================================");

System.out.println("请输入您的选择（1－4）：");

}

/**

 * 选项 1、商品管理

 */

public static void commodityManage() {

str = "商品管理";

showWelcom(str);

System.out.println("以上为商品管理的信息！\n是否继续？（按1继续/其他结束）：");

exitOrShow(1);

}

/**

 * 选项 2、客户管理

 */

public static void customerManage() {

str = "客户管理";

System.out.println("以上为客户管理的信息！\n是否继续？（按2继续/其他结束）：");

exitOrShow(2);

}

/**

 * 选项 3、订单管理

 */

public static void orderManage() {

str = "订单管理";

System.out.println("以上为订单管理的信息！\n是否继续？（按3继续/其他结束）：");

exitOrShow(3);

}

/**

 * 选项 4、退出系统

 */

public static void exitSystem() {

System.exit(0);

}

public static void showWelcom(String str) {

System.out.println("欢迎进入"+ str +"模块");

System.out.println("===================================");

}

public static void exitOrShow(int nextInt) {

if (scan.nextInt() != nextInt) {

exitSystem();

} else {

showMsg();

}

}

}

java超市计价系统代码

package entity;

public class Market {

private int id;//id

private int num;//数量

private String goods;//商品

private double price;//价格

public Market(int id, int num, String goods, double price) {

super();

this.id = id;

this.num = num;

this.goods = goods;

this.price = price;

}

public int getId() {

return id;

}

public void setId(int id) {

this.id = id;

}

public int getNum() {

return num;

}

public void setNum(int num) {

this.num = num;

}

public String getGoods() {

return goods;

}

public void setGoods(String goods) {

this.goods = goods;

}

public double getPrice() {

return price;

}

public void setPrice(double price) {

this.price = price;

}

public double calc( ){

double sum=price*num;

System.out.println("您消费共计："+sum+"￥");

return sum;

}

}

package test;

import java.util.HashMap;

import java.util.Map;

import java.util.Scanner;

import entity.Market;

public class Test {

private static MapInteger,Market goods=new HashMapInteger, Market();

public static void main(String[] args) {

System.out.println("-------超市计价系统-------");

String goods1="可口可乐";

String goods2="爆米花";

String goods3="益达";

printTable("编号","商品","价格");

printTable("1",goods1,"3.0￥");

printTable("2",goods2,"5.0￥");

printTable("3",goods3,"10.0￥");

goods.put(1, new Market(1, 1, goods1, 3.0));

goods.put(2, new Market(2, 1,  goods2, 5.0));

goods.put(3, new Market(3, 1, goods3, 10.0));

Scanner input = new Scanner(System.in);

System.out.println("请输入商品的编号:");

int num = input.nextInt();

System.out.println("请输入商品的数量");

int amount = input.nextInt();

Market market = goods.get(num);

market.setNum(amount);

market.calc();

}

private static void printTable(String row1,String row2,String row3 ) {

System.out.print(row1);

int times=12;

if (row2!="商品") {

times=5;

}

for (int i = 0; i  times; i++) {

System.out.print(" ");

}

System.out.print(row2);

for (int i = 0; i  10; i++) {

System.out.print(" ");

}

System.out.print(row3);

System.out.println("\n");

}

}

//测试结果：

-------超市计价系统-------

编号            商品          价格

1     可口可乐          3.0￥

2     爆米花          5.0￥

3     益达          10.0￥

请输入商品的编号:

3

请输入商品的数量

5

您消费共计：50.0￥

亲有java语言写的超市管理系统课程设计和源代码吗，能给我吗

package untitled5;

import java.io.*;

import java.net.*;

import java.sql.*;

import java.lang.*;

import javax.sql.*;

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import com.borland.jbcl.layout.*;

public class delbook extends JFrame {

JPanel contentPane;

XYLayout xYLayout1 = new XYLayout();

JLabel jLabel1 = new JLabel();

JLabel jLabel2 = new JLabel();

JLabel jLabel3 = new JLabel();

JTextField jTextField1 = new JTextField();

JLabel jLabel4 = new JLabel();

JTextField jTextField2 = new JTextField();

JLabel jLabel5 = new JLabel();

JTextField jTextField3 = new JTextField();

JLabel jLabel6 = new JLabel();

JTextField jTextField4 = new JTextField();

JButton jButton1 = new JButton();

//Construct the frame

public delbook() {

enableEvents(AWTEvent.WINDOW_EVENT_MASK);

try {

jbInit();

}

catch(Exception e) {

e.printStackTrace();

}

}

//Component initialization

private void jbInit() throws Exception {

contentPane = (JPanel) this.getContentPane();

jLabel1.setFont(new java.awt.Font("SansSerif", 0, 25));

jLabel1.setForeground(Color.red);

jLabel1.setText("超市管理系统");

contentPane.setLayout(xYLayout1);

this.setSize(new Dimension(500,400));

this.setTitle("超市管理系统");

jLabel2.setFont(new java.awt.Font("SansSerif", 0, 30));

jLabel2.setText("业务单位信息");

jLabel3.setFont(new java.awt.Font("SansSerif", 0, 25));

jLabel3.setText("产品编号");

jTextField1.setText("");

jLabel4.setFont(new java.awt.Font("SansSerif", 0, 25));

jLabel4.setText("公司名称");

jTextField2.setText("");

jLabel5.setFont(new java.awt.Font("SansSerif", 0, 25));

jLabel5.setText("订单号码");

jTextField3.setText("");

jLabel6.setFont(new java.awt.Font("SansSerif", 0, 25));

jLabel6.setText("电 话");

jTextField4.setText("");

jButton1.setFont(new java.awt.Font("SansSerif", 0, 25));

jButton1.setText("提交");

jButton1.addActionListener(new delbook_jButton1_actionAdapter(this));

contentPane.add(jLabel1, new XYConstraints(179, 1, 153, 32));

contentPane.add(jLabel2, new XYConstraints(162, 33, -1, -1));

contentPane.add(jLabel3, new XYConstraints(83, 89, -1, -1));

contentPane.add(jTextField1, new XYConstraints(189, 88, 141, 36));

contentPane.add(jTextField2, new XYConstraints(189, 149, 142, 36));

contentPane.add(jLabel4, new XYConstraints(84, 148, -1, -1));

contentPane.add(jTextField3, new XYConstraints(188, 206, 143, 33));

contentPane.add(jLabel5, new XYConstraints(84, 204, -1, -1));

contentPane.add(jLabel6, new XYConstraints(84, 253, -1, -1));

contentPane.add(jTextField4, new XYConstraints(189, 260, 143, 36));

contentPane.add(jButton1, new XYConstraints(197, 318, -1, -1));

}

//Overridden so we can exit when window is closed

protected void processWindowEvent(WindowEvent e) {

super.processWindowEvent(e);

if (e.getID() == WindowEvent.WINDOW_CLOSING) {

System.exit(0);

}

}

void update() {

try {

//定义显示的字符串

String str1;

String str2;

String str3;

String str4;

str1 = jTextField1.getText();

str2 = jTextField2.getText();

str3 = jTextField3.getText();

str4 = jTextField4.getText();

//装载jdbc驱动程序

String driverName = "oracle.jdbc.OracleDriver";

Driver driver = (Driver) Class.forName(driverName).newInstance();

//连接数据库

Connection con = DriverManager.getConnection(

"jdbc:oracle:thin:@thsspc0791:1521:liuyong", "hr", "tongfang");

PreparedStatement pstmt = con.prepareStatement(

" insert Customer1('goodID','Name','PID','tel')values(?,?,?,?)");

pstmt.setString(1, str1);

pstmt.setString(2, str2);

pstmt.setString(1, str3);

pstmt.setString(4, str4);

ResultSet res = pstmt.executeQuery();

pstmt.close();

con.close();

}catch (InstantiationException e) {

System.out.println(e.getMessage());

}catch (IllegalAccessException e) {

System.out.println(e.getMessage());

}catch (ClassNotFoundException e) {

System.out.println(e.getMessage());

}catch (SQLException edd) {

edd.printStackTrace() ;

System.out.println(edd.getMessage());

}

}

void jButton1_actionPerformed(ActionEvent e) {

update();

}

}

class delbook_jButton1_actionAdapter implements java.awt.event.ActionListener {

delbook adaptee;

delbook_jButton1_actionAdapter(delbook adaptee) {

this.adaptee = adaptee;

}

public void actionPerformed(ActionEvent e) {

adaptee.jButton1_actionPerformed(e);

}

}

package untitled5;

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import com.borland.jbcl.layout.*;

/**

* pTitle: /p

* pDescription: /p

* pCopyright: Copyright © 2003/p

* pCompany: /p

* @author not attributable

* @version 1.0

*/

public class retur extends JFrame {

JPanel contentPane;

XYLayout xYLayout1 = new XYLayout();

JLabel jLabel1 = new JLabel();

//Construct the frame

public retur() {

enableEvents(AWTEvent.WINDOW_EVENT_MASK);

try {

jbInit();

}

catch(Exception e) {

e.printStackTrace();

}

}

//Component initialization

private void jbInit() throws Exception {

contentPane = (JPanel) this.getContentPane();

jLabel1.setFont(new java.awt.Font("SansSerif", 0, 20));

jLabel1.setForeground(Color.red);

jLabel1.setText("超市管理系统");

contentPane.setLayout(xYLayout1);

this.setSize(new Dimension(400, 300));

this.setTitle("超市管理系统");

contentPane.add(jLabel1, new XYConstraints(139, 1, 126, 33));

}

//Overridden so we can exit when window is closed

protected void processWindowEvent(WindowEvent e) {

super.processWindowEvent(e);

if (e.getID() == WindowEvent.WINDOW_CLOSING) {

System.exit(0);

}

}

}

package untitled5;

import java.io.*;

import java.net.*;

import java.sql.*;

import java.lang.*;

import javax.sql.*;

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import com.borland.jbcl.layout.*;

import com.borland.dbswing.*;

//货品信息登记

public class Frame2 extends JFrame {

JPanel contentPane;

JLabel jLabel1 = new JLabel();

XYLayout xYLayout1 = new XYLayout();

JLabel jLabel2 = new JLabel();

JLabel jLabel3 = new JLabel();

JTextField jTextField1 = new JTextField();

JLabel jLabel4 = new JLabel();

JTextField jTextField2 = new JTextField();

JPanel jPanel1 = new JPanel();

XYLayout xYLayout2 = new XYLayout();

JScrollPane jScrollPane1 = new JScrollPane();

JLabel jLabel5 = new JLabel();

JTextField jTextField3 = new JTextField();

//Construct the frame

public Frame2() {

enableEvents(AWTEvent.WINDOW_EVENT_MASK);

try {

jbInit();

}

catch(Exception e) {

e.printStackTrace();

}

}

//Component initialization

private void jbInit() throws Exception {

contentPane = (JPanel) this.getContentPane();

contentPane.setLayout(xYLayout1);

this.setSize(new Dimension(600, 500));

this.setTitle("超市管理系统");

this.addHierarchyBoundsListener(new Frame2_this_hierarchyBoundsAdapter(this));

jLabel1.setFont(new java.awt.Font("SansSerif", 0, 25));

jLabel1.setForeground(Color.red);

jLabel1.setText("超市管理系统");

contentPane.setForeground(Color.black);

jLabel2.setFont(new java.awt.Font("SansSerif", 0, 30));

jLabel2.setText("产 品 信 息 展 示");

// statusBar.setFont(new java.awt.Font("SansSerif", 0, 20));

jLabel3.setFont(new java.awt.Font("SansSerif", 0, 20));

jLabel3.setText("产品名称");

jTextField1.setText("");

jLabel4.setEnabled(true);

jLabel4.setFont(new java.awt.Font("SansSerif", 0, 20));

jLabel4.setText("产品ID号");

jTextField2.setText("");

jTextField2.addActionListener(new Frame2_jTextField2_actionAdapter(this));

jPanel1.setLayout(xYLayout2);

jLabel5.setFont(new java.awt.Font("SansSerif", 0, 25));

jLabel5.setForeground(Color.red);

jLabel5.setText("该产品详细信息");

jTextField3.setText("");

contentPane.add(jLabel1, new XYConstraints(237, 0, 153, 40));

contentPane.add(jLabel2, new XYConstraints(200, 47, 231, 58));

contentPane.add(jLabel3, new XYConstraints(47, 102, 101, 42));

contentPane.add(jTextField1, new XYConstraints(128, 108, 112, 34));

contentPane.add(jTextField2, new XYConstraints(361, 107, 109, 36));

contentPane.add(jPanel1, new XYConstraints(75, 166, 453, 277));

jPanel1.add(jScrollPane1, new XYConstraints(14, 8, 433, 221));

jScrollPane1.getViewport().add(jTextField3, null);

jPanel1.add(jLabel5, new XYConstraints(112, 240, -1, -1));

contentPane.add(jLabel4, new XYConstraints(278, 111, -1, -1));

}

//Overridden so we can exit when window is closed

protected void processWindowEvent(WindowEvent e) {

super.processWindowEvent(e);

if (e.getID() == WindowEvent.WINDOW_CLOSING) {

System.exit(0);

}

}

void Select() {

try {

String str1, str2;

str1 = jTextField1.getText();

str2 = jTextField2.getText();

用JAVA编写购物系统的代码是什么？（急）

算是最简单的吧

package cn.job01;

import java.util.Scanner;

public class Lx07 {

public static void choice() {

System.out.println("登陆菜单 ");

System.out.println("1登陆系统");

System.out.println("2退出");

}

static void choice1() {

System.out.println("购物管理系统客户信息");

System.out.println("1显示所有客户信息");

System.out.println("2添加客户信息");

System.out.println("3修改客户信息");

System.out.println("4查询客户信息");

}

static void choice2() {

System.out.println("购物管理系统真情回馈");

System.out.println("1幸运大放送");

System.out.println("2幸运抽奖");

System.out.println("3生日问候");

}

public static void main(String[] args) {

choice();

Scanner input = new Scanner(System.in);

System.out.println("请输入1or2");

int num = input.nextInt();

switch (num) {

case 1:

System.out.println("主菜单");

System.out.println("1客户信息管理");

System.out.println("2购物结算");

System.out.println("3真情回馈");

System.out.println("4注销");

break;

}

System.out.println("选择输入数字");

int num1 = input.nextInt();

switch (num1) {

case 1:

choice1();

break;

case 2:

System.out.println("购物结算");

break;

case 3:

choice2();

break;

case 4:

choice();

break;

}

}

}

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