Eclipse+Java+Swing+Mysql实现超市管理系统

目录

一、系统介绍

1.开发环境

2.技术选型

3.系统功能

二、系统展示

1.登录系统

2.系统主页

3.查询商品

4.修改商品

5.添加商品

三、部分代码

GoodsXG.java

GoodsManagement.java

LoginFrame.java

四、其他

1.更多系统

2.源码下载

3.运行项目

4.备注

5.支持博主

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一、系统介绍

1.开发环境

开发工具：Eclipse2021

JDK版本：jdk1.8

Mysql版本：8.0.13

2.技术选型

Java+Swing+Mysql

3.系统功能

1.登录系统

2.查询商品

3.添加商品

4.修改商品

5.删除商品

二、系统展示

1.登录系统

2.系统主页

3.查询商品

4.修改商品

5.添加商品

三、部分代码

GoodsXG.java

package com.ynavc.Vive;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JTextField;

import com.ynavc.Bean.Goods;
import com.ynavc.Controller.Updata;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;

public class GoodsXG extends JFrame {
	private JTextField id, name, num, price;
	private JButton button;
	private JButton button_1;

	int goodsid;

	public GoodsXG(Goods goods) {
		super("商品管理系统");
		this.setBounds(0, 0, 400, 450);
		this.setLocationRelativeTo(null);// 让窗口在屏幕中间显示
		this.setResizable(false);// 让窗口大小不可改变
		getContentPane().setLayout(null);

		JLabel label = new JLabel("商品编号：");
		label.setBounds(85, 89, 87, 22);
		getContentPane().add(label);

		id = new JTextField();
		id.setBounds(147, 90, 142, 21);
		getContentPane().add(id);
		id.setColumns(10);

		JLabel label_1 = new JLabel("商品名称");
		label_1.setBounds(85, 139, 87, 22);
		getContentPane().add(label_1);

		name = new JTextField();
		name.setColumns(10);
		name.setBounds(147, 140, 142, 21);
		getContentPane().add(name);

		JLabel label_2 = new JLabel("数量：");
		label_2.setBounds(85, 193, 87, 22);
		getContentPane().add(label_2);

		num = new JTextField();
		num.setColumns(10);
		num.setBounds(147, 194, 142, 21);
		getContentPane().add(num);

		JLabel label_3 = new JLabel("单价：");
		label_3.setBounds(85, 241, 87, 22);
		getContentPane().add(label_3);

		price = new JTextField();
		price.setColumns(10);
		price.setBounds(147, 242, 142, 21);
		getContentPane().add(price);

		goodsid = goods.getGoodsID();
		id.setText(Integer.toString(goods.getGoodsID()));
		name.setText(goods.getGoodsName());
		num.setText(Integer.toString(goods.getNum()));
		price.setText(goods.getPrice());

		button = new JButton("确定");
		button.setBounds(78, 317, 93, 23);
		getContentPane().add(button);
		button.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				String addId = id.getText();
				String addName = name.getText();
				String addNum = num.getText();
				String addPrice = price.getText();
				if (addName.equals("") || addName.equals("") || addNum.equals("") || addPrice.equals("")) {
					JOptionPane.showMessageDialog(null, "请完整输入要修改的数据");
				} else {
					String sql = "UPDATE goods SET " + "Goodsid='" + addId + "',Goodsname='" + addName + "',num='"
							+ addNum + "',price='" + addPrice + "'where goodsid=" + goodsid;
					int result = Updata.addData(sql);
					if (result > 0) {
						JOptionPane.showMessageDialog(null, "修改成功！");
						JOptionPane.showMessageDialog(null, "记得刷新一下哦！");
						dispose();
						// GoodsManage i = new GoodsManage();
						// i.setVisible(true);
					} else {
						JOptionPane.showMessageDialog(null, "修改失败！");
					}
				}

			}
		});

		button_1 = new JButton("取消");
		button_1.setBounds(208, 317, 93, 23);
		getContentPane().add(button_1);
		button_1.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				dispose();
			}
		});

	}

	public static void main(String[] args) {
		GoodsXG g = new GoodsXG(null);
		g.setVisible(true);
	}
}

GoodsManagement.java

package com.ynavc.Vive;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.ScrollPaneConstants;
import javax.swing.table.DefaultTableModel;

import com.ynavc.Bean.Goods;
import com.ynavc.Controller.Select;
import com.ynavc.Controller.Updata;

import javax.swing.JButton;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.event.ActionEvent;

public class GoodsManage extends JFrame {
	private JTextField textField;
	Select select = new Select();
	Updata updata = new Updata();
	Object[] header = { "商品编号", "商品名称", "数量", "单价" };
	String sql = "SELECT goodsID,goodsname,num,price FROM goods";
	Object[][] data = select.getGoods(sql);
	DefaultTableModel df = new DefaultTableModel(data, header);
	int v = ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED;
	int h = ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED;

	public GoodsManage() {
		super("商品管理系统");
		this.setBounds(0, 0, 700, 450);
		this.setLocationRelativeTo(null);// 让窗口在屏幕中间显示
		this.setResizable(false);// 让窗口大小不可改变
		getContentPane().setLayout(null);

		JTable jTable = new JTable(df);
		JScrollPane jsp = new JScrollPane(jTable, v, h);
		jsp.setBounds(10, 10, 515, 320);
		getContentPane().add(jsp);

		JButton button_1 = new JButton("显示所有商品");
		button_1.addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				String sql = "SELECT goodsID,goodsname,num,price FROM goods";
				Object[][] data = Select.getGoods(sql);
				df.setDataVector(data, header);
			}
		});

		button_1.setBounds(535, 80, 127, 30);
		getContentPane().add(button_1);

		JButton button_2 = new JButton("修改商品");
		button_2.setBounds(535, 140, 127, 30);
		getContentPane().add(button_2);
		button_2.addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				if (jTable.getSelectedColumn() < 0) {
					JOptionPane.showMessageDialog(null, "请选择要修改的数据！");
				} else {
					int goodsID = Integer.parseInt(jTable.getValueAt(jTable.getSelectedRow(), 0).toString());
					String name = jTable.getValueAt(jTable.getSelectedRow(), 1).toString();
					int num = Integer.parseInt(jTable.getValueAt(jTable.getSelectedRow(), 2).toString());
					String price = jTable.getValueAt(jTable.getSelectedRow(), 3).toString();
					Goods goods = new Goods(goodsID, name, num, price);
					GoodsXG goodsXG = new GoodsXG(goods);
					goodsXG.setVisible(true);
				}

			}
		});

		JButton button_3 = new JButton("删除商品");
		button_3.setBounds(535, 200, 127, 30);
		getContentPane().add(button_3);
		button_3.addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				if (jTable.getSelectedColumn() < 0) {
					JOptionPane.showMessageDialog(null, "请选中要删除的数据！");
				} else {
					int goodsID = Integer.parseInt(jTable.getValueAt(jTable.getSelectedRow(), 0).toString());
					String sql = "delete from goods where goodsid=" + goodsID;
					int result = updata.addData(sql);
					if (result > 0) {
						JOptionPane.showMessageDialog(null, "删除成功！");
						JOptionPane.showMessageDialog(null, "记得刷新一下哦！");
					} else {
						JOptionPane.showMessageDialog(null, "删除失败！");
					}
				}
			}
		});

		JButton button_4 = new JButton("添加商品");
		button_4.setBounds(535, 258, 127, 30);
		getContentPane().add(button_4);
		button_4.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				GoodsADD goodsAdd = new GoodsADD();
				goodsAdd.setVisible(true);
			}
		});

		JLabel label = new JLabel("商品编号：");
		label.setBounds(40, 354, 112, 32);
		getContentPane().add(label);

		textField = new JTextField();
		textField.setBounds(154, 358, 127, 26);
		getContentPane().add(textField);
		textField.setColumns(10);

		JButton button = new JButton("按编号查询");
		button.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				String sql = "SELECT goodsID,goodsname,num,price FROM goods WHERE goodsid LIKE '%" + textField.getText()
						+ "%'";
				Object[][] data = Select.getGoods(sql);
				df.setDataVector(data, header);
			}
		});
		button.setBounds(305, 355, 112, 30);
		getContentPane().add(button);

		this.addWindowListener(new WindowAdapter() {

			public void windowClosing(WindowEvent e) {
				super.windowClosing(e);
				// 加入动作
				GoodsManagement m = new GoodsManagement();
				m.setVisible(true);
			}
		});
	}

	public static void main(String[] args) {
		GoodsManage t = new GoodsManage();
		t.setVisible(true);
	}
}

LoginFrame.java

package com.ynavc.Vive;

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.HeadlessException;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;

import com.ynavc.Dao.UserDao;

/**
 * 登录框架 2019年6月6日18:04:57
 * 
 * @author Administrator
 *
 */
public class LoginFrame extends Frame {

    private static final long serialVersionUID = 1L;
    private JFrame jFrame = new JFrame("登录");
    private Container c = jFrame.getContentPane();
    private JLabel a1 = new JLabel("用户名");
    private JTextField username = new JTextField("admin");
    private JLabel a2 = new JLabel("密   码");
    private JPasswordField password = new JPasswordField("admin");
    private JButton okbtn = new JButton("登录");
    private JButton cancelbtn = new JButton("重置");

    public LoginFrame() {

        // 设置窗体的位置及大小
        jFrame.setBounds(600, 200, 300, 220);
        // 设置一层相当于桌布的东西
        c.setLayout(new BorderLayout());// 布局管理器
        // 设置按下右上角X号后关闭
        jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        // 初始化--往窗体里放其他控件
        jFrame.setLocationRelativeTo(null);// 窗
        // 标题部分
        JPanel titlePanel = new JPanel();
        titlePanel.setLayout(new FlowLayout());
        titlePanel.add(new JLabel("超市管理系统"));
        c.add(titlePanel, "North");
        // 输入部分-
        JPanel fieldPanel = new JPanel();
        fieldPanel.setLayout(null);
        a1.setBounds(50, 20, 50, 20);
        a2.setBounds(50, 60, 50, 20);
        fieldPanel.add(a1);
        fieldPanel.add(a2);
        username.setBounds(110, 20, 120, 20);
        password.setBounds(110, 60, 120, 20);
        fieldPanel.add(username);
        fieldPanel.add(password);
        c.add(fieldPanel, "Center");

        // 按钮部分
        JPanel buttonPanel = new JPanel();
        buttonPanel.setLayout(new FlowLayout());
        buttonPanel.add(okbtn);
        buttonPanel.add(cancelbtn);
        c.add(buttonPanel, "South");
        // 设置窗体可见
        jFrame.setVisible(true);

        // 确认按下去获取

        okbtn.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                try {
                    String uname = username.getText();
                    String pwd = String.valueOf(password.getPassword());
                    boolean flag = false;
					try {
						flag = UserDao.login(uname, pwd);
					} catch (Exception e1) {
						// TODO Auto-generated catch block
						e1.printStackTrace();
					}
                    if (flag) {
                        jFrame.setVisible(false);
                        JOptionPane.showMessageDialog(null, "恭喜您,登录成功!");
                        GoodsManage g = new GoodsManage();
                        g.setVisible(true);
                        // 窗口居中
                        g.setLocationRelativeTo(null);
                    } else {
                        JOptionPane.showMessageDialog(null, "登录失败，账号或密码错误");
                    }
                } catch (HeadlessException e1) {
                    username.setText("");
                    password.setText("");
                    JOptionPane.showMessageDialog(null, "登录失败");
                }

            }
        });
        // 取消按下去清空
        cancelbtn.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                username.setText("");
                password.setText("");
            }
        });
    }

}

四、其他

1.更多系统

更多JavaSwing系统请关注专栏。

https://blog.csdn.net/helongqiang/category_6229101.htmlhttps://blog.csdn.net/helongqiang/category_6229101.html

2.源码下载

Java+Swing+Mysql实现超市管理系统

3.运行项目

 请点击以下链接，部署你的项目。

Eclipse如何导入JavaSwing项目超详细图文教程

Eclipse如何导入JavaSwing项目超详细视频教程

4.备注

如有侵权请联系我删除。

5.支持博主

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