基于java+mysql的swing+java+mysql商品管理系统(java+swing+mysql+gui)
运行环境
Java≥8、MySQL≥5.7
开发工具
eclipse/idea/myeclipse/sts等均可配置运行
适用
课程设计，大作业，毕业设计，项目练习，学习演示等
功能说明
商品信息管理，简单的增删改查
技术框架
Java Swing MySQL
基于java+mysql的Swing+Java+MySQL商品管理系统(java+swing+mysql+gui)
getContentPane().add(price);
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, "请完整输入要添加的数据");
} else {
String sql="INSERT INTO goods VALUES("+addId+",'"+addName+"','"+addNum+"','"+addPrice+"')";
int result = Updata.addData(sql);
if (result>0) {
JOptionPane.showMessageDialog(null, "添加成功！");
JOptionPane.showMessageDialog(null, "记得刷新一下哦！");
dispose();
// GoodsManage i = new GoodsManage();
// i.setVisible(true);
} else {
JOptionPane.showMessageDialog(null, "添加失败！");
}
}
}
});
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 class DbConnection {
//驱动类的类名
private static final String DRIVERNAME = "com.mysql.jdbc.Driver";
//连接数据的URL路径
});
}
public static void main(String[] args) {
GoodsManage t = new GoodsManage();
t.setVisible(true);
}
}
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);
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);
}
}
getContentPane().add(label);
textField = new JTextField();
textField.setBounds(263, 43, 127, 26);
getContentPane().add(textField);
textField.setColumns(10);
JButton button = new JButton("查询");
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
String sql = "SELECT goodsID,goodsname,num,price FROM goods WHERE goodsname LIKE '%"+textField.getText()+"%'";
Object[][] data = Select.getGoods(sql);
df.setDataVector(data, header);
}
});
button.setBounds(411, 40, 90, 30);
getContentPane().add(button);
JButton button_1 = new JButton("添加");
button_1.setBounds(559, 140, 90, 30);
getContentPane().add(button_1);
button_1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
GoodsManage t = new GoodsManage();
t.setVisible(true);
dispose();
}
});
JTable jTable = new JTable(df);
JScrollPane jsp=new JScrollPane(jTable,v,h);
jsp.setBounds(44, 103, 480, 282);
getContentPane().add(jsp);
}
public static void main(String[] args) {
GoodsManagement t = new GoodsManagement();
t.setVisible(true);
}
}
public class Select {
public static Object[][] getGoods(String sql) {
ResultSet resultSet = DbConnection.query(sql);
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);
}
});
public class DbConnection {
//驱动类的类名
private static final String DRIVERNAME = "com.mysql.jdbc.Driver";
//连接数据的URL路径
private static final String URL = "jdbc:mysql://localhost:3306/project?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=Asia/Shanghai&autoReconnect=true&failOverReadOnly=false&allowPublicKeyRetrieval=true";
//数据库登录账号
private static final String USER = "root";
//数据库登录密码
private static final String PASSWORD = "123456";
//加载驱动
static {
try {
Class.forName(DRIVERNAME);
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
//获取数据库连接
public static Connection getConnection() {
try {
return DriverManager.getConnection(URL, USER, PASSWORD);
} catch (SQLException e) {
e.printStackTrace();
}
return null;
}
//查询
public static ResultSet query(String sql) {
System.out.println(sql);
//获取连接
Connection connection = getConnection();
PreparedStatement psd;
try {
psd = connection.prepareStatement(sql);
return psd.executeQuery();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "执行语句出错\n" + e.toString());
e.printStackTrace();
}
return null;
}
//增、删、改、查
public static int updataInfo(String sql) {
System.out.println(sql);
//获取连接
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);
}
}
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！");
}
}
}
}
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：");
public static ResultSet query(String sql) {
System.out.println(sql);
//获取连接
Connection connection = getConnection();
PreparedStatement psd;
try {
psd = connection.prepareStatement(sql);
return psd.executeQuery();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "执行语句出错\n" + e.toString());
e.printStackTrace();
}
return null;
}
//增、删、改、查
public static int updataInfo(String sql) {
System.out.println(sql);
//获取连接
Connection connection = getConnection();
try {
PreparedStatement psd = connection.prepareStatement(sql);
return psd.executeUpdate();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "执行语句出错\n" + e.toString());
e.printStackTrace();
}
return 0;
}
//关闭连接
public static void colse(ResultSet rs, Statement stmt, Connection conn) throws Exception {
try {
if (rs != null) {
rs.close();
}
if (stmt != null) {
stmt.cancel();
}
if (conn != null) {
conn.close();
}
} catch (Exception e) {
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);
}
}
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);
}
}
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);
public class GoodsManagement extends JFrame {
Select select = new Select();
private JTextField textField;
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 GoodsManagement() {
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
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);//用户单击窗口的关闭按钮时程序执行的操作
getContentPane().setLayout(null);
JLabel label = new JLabel("请输入商品名称：");
label.setBounds(151, 39, 112, 32);
getContentPane().add(label);
textField = new JTextField();
textField.setBounds(263, 43, 127, 26);
getContentPane().add(textField);
textField.setColumns(10);
JButton button = new JButton("查询");
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
String sql = "SELECT goodsID,goodsname,num,price FROM goods WHERE goodsname LIKE '%"+textField.getText()+"%'";
Object[][] data = Select.getGoods(sql);
df.setDataVector(data, header);
}
});
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);
}
}
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);
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);
}
});
}
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 {
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