Eclipse+Java+Swing实现仓库管理系统

public String getUsername() {

return username;

}

public void setUsername(String username) {

this.username = username;

}

public String getPassword() {

return password;

}

public void setPassword(String password) {

this.password = password;

}

}

[](()DbUtil.java

---

package com.sjsq.util;

import java.sql.Connection;

import java.sql.DriverManager;

import java.sql.ResultSet;

import java.sql.SQLException;

/**

• 数据库的连接

• @author shuijianshiqing

*/

public class DbUtil {

// 数据库驱动名

private static String DriverName = “com.mysql.cj.jdbc.Driver”;

// 数据库协议

private static String dbUril = “jdbc:mysql://localhost:3306/db_warehouse?serverTimezone=UTC”;

// 数据库用户名

private static String dbName = “root”;

// 数据库密码

private static String dbPassword = “admin”;

/**

• 数据库驱动的加载与数据库连接

• @return

• @throws Exception

*/

public static Connection getCon() throws Exception {

Class.forName(DriverName);

Connection conn = DriverManager.getConnection(dbUril, dbName, dbPassword);

return conn;

}

/**

• 关闭数据库连接

• @param conn

• @throws SQLException

*/

public static void close(Connection conn) throws SQLException {

if (conn != null) {

conn.close();

}

}

/**

• 关闭数据库连接

• @param conn

• @param rs

• @throws SQLException

*/

public static void close(Connection conn, ResultSet rs) throws SQLException {

if (rs != null) {

rs.close();

if (conn != null) {

conn.close();

}

}

}

/**

• 测试main()方法

• @param args

*/

public static void main(String[] args) {

try {

getCon();

System.out.println(“数据库连接成功!”);

} catch (Exception e) {

// TODO Auto-generated catch block

e.printStackTrace();

System.out.println(“数据库连接失败!”);

}

}

}

[](()StringUtil.java

---

package com.sjsq.util;

/**

• 判断用户的输入是否为空方法类

• @author shuijianshiqing

*/

public class StringUtil {

/**

• 判断字符串是否为空

• @param str

• @return

*/

public static boolean isEmpty(String str) {

if (str == null || “”.equals(str.trim())) {

return true;

} else {

return false;

}

}

/**

• 判断字符串是否不为空

• @param str

• @return

*/

public static boolean isNotEmpty(String str) {

if (str != null && !“”.equals(str.trim())) {

return true;

} else {

return false;

}

}

}

[](()GoodsDao.java

---

package com.sjsq.dao;

import java.sql.Connection;

import java.sql.PreparedStatement;

import java.sql.ResultSet;

import com.sjsq.model.Goods;

import com.sjsq.util.DbUtil;

import com.sjsq.util.StringUtil;

/**

• 货物控制操作包

• @author Peter

• @author shuijianshiqing

*/

public class GoodsDao {

/**

• 货物删除事件

• @param conn

• @param goods

• @return

• @throws Exception

*/

public static int deleteGoods(Connection conn, Goods goods) throws Exception {

String sql = “delete from t_goods where id = ?”;

PreparedStatement pstmt = conn.prepareStatement(sql);

pstmt.setInt(1, goods.getId());

return pstmt.executeUpdate();

}

/**

• 货物更新事件

• @param conn

• @param goods

• @return

• @throws Exception

*/

public static int updateGoods(Connection conn, Goods goods) throws Exception {

String sql = “update t_goods set goodsName=?, goodsSupplier=?, sex=?,”

• " price=?, goodsDesc=? , goodsTypeId = ? where id = ?";

PreparedStatement pstmt = conn.prepareStatement(sql);

pstmt.setString(1, goods.getGoodsName());

pstmt.setString(2, goods.getGoodsSupplier());

pstmt.setString(3, goods.getSex());

pstmt.setDouble(4, goods.getPrice());

pstmt.setString(5, goods.getGoodsDesc());

pstmt.setInt(6, goods.getGoodsTypeId());

pstmt.setInt(7, goods.getId());

return pstmt.executeUpdate();

}

/**

• 货物查询事件

• @param conn

• @param goods

• @return

• @throws Exception

*/

public static ResultSet listGoods(Connection conn, Goods goods) throws Exception {

StringBuffer sb = new StringBuffer(“select * from t_goods t_g, t_goodsType t_gt where t_g.goodsTypeId=t_gt.id”);

if (StringUtil.isNotEmpty(goods.getGoodsName())) {

sb.append(" and t_g.goodsName like ‘%" + goods.getGoodsName() + "%’");

}

if (StringUtil.isNotEmpty(goods.getGoodsSupplier())) {

sb.append(" and t_g.goodsSupplier like ‘%" + goods.getGoodsSupplier() + "%’");

}

if (goods.getGoodsTypeId() != null && goods.getGoodsTypeId() != -1) {

sb.append(" and t_g.goodsTypeId like ‘%" + goods.getGoodsTypeId() + "%’");

}

PreparedStatement pstmt = conn.prepareStatement(sb.toString());

return pstmt.executeQuery();

}

/**

• 添加货物

• @param conn

• @param goods

• @return

• @throws Exception

*/

public static int addGoods(Connection conn, Goods goods) throws Exception {

String sql = “insert into t_goods values(null, ?, ?, ?, ?, ?, ?,?)”;

PreparedStatement pstmt = conn.prepareStatement(sql);

pstmt.setString(1, goods.getGoodsName());

pstmt.setString(2, goods.getGoodsSupplier());

pstmt.setString(3, goods.getSex());

pstmt.setDouble(4, goods.getPrice());

pstmt.setString(5, goods.getGoodsDesc());

pstmt.setInt(6, goods.getGoodsTypeId());

pstmt.setString(7, goods.getGoodsTypeName());

return pstmt.executeUpdate();

}

public static void main(String[] args) {

Connection conn;

try {

conn = DbUtil.getCon();

GoodsDao goodsDao = new GoodsDao();

Goods goods = new Goods(1,“q”, “q”, “nv”, 2, “q”, 1,“AA”);

System.out.println(goods);

int result = goodsDao.addGoods(conn, goods);

System.out.println(result);

} catch (Exception e) {

e.printStackTrace();

}

}

}

[](()UserDao.java

---

package com.sjsq.dao;

import java.sql.Connection;

import java.sql.PreparedStatement;

import java.sql.ResultSet;

import com.sjsq.model.User;

/**

• UserDao实体类是对user管理员的操做控制

• @author shuijianshiqing

*/

public class UserDao {

/**

• 管理员登录操作

• @param conn

• @param user

• @return

• @throws Exception

*/

public User login(Connection conn, User user) throws Exception {

User resultUser = null;

String sql = “select * from t_user where username=? and password=?”;

PreparedStatement pstmt = conn.prepareStatement(sql);

pstmt.setString(1, user.getUsername());

pstmt.setString(2, user.getPassword());

ResultSet rs = pstmt.executeQuery();

if (rs.next()) {

resultUser = new User();

resultUser.setId(rs.getInt(“id”));

resultUser.setUsername(rs.getString(“username”));

resultUser.setPassword(rs.getString(“password”));

}

return resultUser;

}

}

[](()LoginFrm.java

---

package com.sjsq.view;

import java.awt.EventQueue;

import java.awt.Font;

import java.awt.Toolkit;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.sql.Connection;

import java.sql.SQLException;

import javax.swing.GroupLayout;

import javax.swing.GroupLayout.Alignment;

import javax.swing.ImageIcon;

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 javax.swing.UIManager;

import javax.swing.border.EmptyBorder;

import com.sjsq.dao.UserDao;

import com.sjsq.model.User;

import com.sjsq.util.DbUtil;

import com.sjsq.util.StringUtil;

/**

• 登录页面视图层

• @author shuijianshiqing

*/

public class LoginFrm extends JFrame {

private static DbUtil dbUtil = new DbUtil();

private static UserDao userDao = new UserDao();

// 主板

private JPanel contentPane;

// 账号

private JTextField userNameTxt;

// 密码

private JPasswordField passwordTxt;

/**

• 创建窗体

*/

public LoginFrm() {

// 该表系统默认字体

Font font = new Font(“Dialog”, Font.PLAIN, 12);

java.util.Enumeration keys = UIManager.getDefaults().keys();

while (keys.hasMoreElements()) {

Object key = keys.nextElement();

Object value = UIManager.get(key);

if (value instanceof javax.swing.plaf.FontUIResource) {

UIManager.put(key, font);

}

}

setIconImage(Toolkit.getDefaultToolkit().getImage(LoginFrm.class.getResource(“/images/goods_logo.png”)));

setTitle(“仓库管理系统”);

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

setBounds(100, 100, 546, 369);

contentPane = new JPanel();

contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));

setContentPane(contentPane);

JLabel label = new JLabel(“仓库管理系统管理员登录界面”);

label.setFont(new Font(“宋体”, Font.BOLD, 20));

label.setIcon(new ImageIcon(LoginFrm.class.getResource(“/images/goods_logo.png”)));

JLabel label_1 = new JLabel(“账号”);

label_1.setIcon(new ImageIcon(LoginFrm.class.getResource(“/images/user.png”)));

JLabel label_2 = new JLabel(“密码”);

label_2.setIcon(new ImageIcon(LoginFrm.class.getResource(“/images/password.png”)));

userNameTxt = new JTextField();

userNameTxt.setColumns(10);

passwordTxt = new JPasswordField();

JButton btnNewButton = new JButton(“登录”);

btnNewButton.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

loginActionPerformed(arg0);

}

});

btnNewButton.setIcon(new ImageIcon(LoginFrm.class.getResource(“/images/login.png”)));

JButton button = new JButton(“重置”);

button.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

resetValueActionPerformed(arg0);

}

});

button.setIcon(new ImageIcon(LoginFrm.class.getResource(“/images/reset.png”)));

GroupLayout gl_contentPane = new GroupLayout(contentPane);

gl_contentPane.setHorizontalGroup(gl_contentPane.createParallelGroup(Alignment.LEADING)

.addGroup(gl_contentPane.createSequentialGroup().addContainerGap(99, Short.MAX_VALUE)

.addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING).addComponent(label)

.addGroup(gl_contentPane.createSequentialGroup().addGap(38)

.addGroup(gl_contentPane.createParallelGroup(Alignment.TRAILING)

.addComponent(label_2).addComponent(label_1))

.addGap(18)

.addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING, false)

.addComponent(passwordTxt)

.addComponent(userNameTxt, GroupLayout.DEFAULT_SIZE, 167,

Short.MAX_VALUE)

.addComponent(button, Alignment.TRAILING))))

.addGap(96))

.addGroup(gl_contentPane.createSequentialGroup().addGap(176).addComponent(btnNewButton)

.addContainerGap(261, Short.MAX_VALUE)));

gl_contentPane.setVerticalGroup(gl_contentPane.createParallelGroup(Alignment.LEADING)

.addGroup(gl_contentPane.createSequentialGroup().addGap(29).addComponent(label).addGap(42)

.addGroup(gl_contentPane.createParallelGroup(Alignment.BASELINE)

.addComponent(userNameTxt, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE,

GroupLayout.PREFERRED_SIZE)

.addComponent(label_1))

.addGap(18)

.addGroup(gl_contentPane.createParallelGroup(Alignment.BASELINE).addComponent(label_2)

.addComponent(passwordTxt, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE,

GroupLayout.PREFERRED_SIZE))

.addGap(48)

.addGroup(gl_contentPane.createParallelGroup(Alignment.BASELINE)

.addComponent(btnNewButton, GroupLayout.PREFERRED_SIZE, 28, GroupLayout.PREFERRED_SIZE)

.addComponent(button, GroupLayout.PREFERRED_SIZE, 27, GroupLayout.PREFERRED_SIZE))

.addContainerGap(37, Short.MAX_VALUE)));

contentPane.setLayout(gl_contentPane);

// 居中显示

this.setLocationRelativeTo(null);

}

/**

• 管理员登录

• @param arg0

*/

private void loginActionPerformed(ActionEvent arg0) {

String userName = this.userNameTxt.getText();

String password = new String(this.passwordTxt.getPassword());

if (StringUtil.isEmpty(userName)) {

JOptionPane.showMessageDialog(null, “用户名不能为空!”);

return;

}

if (StringUtil.isEmpty(password)) {

JOptionPane.showMessageDialog(null, “密码不能为空!”);

return;

}

User user = new User(userName, password);

Connection conn = null;

try {

conn = dbUtil.getCon();

User currentUser = userDao.login(conn, user);

if (currentUser != null) {

// JOptionPane.showMessageDialog(null, “登录成功!”);

dispose();

new MainFrm().setVisible(true);

} else {

JOptionPane.showMessageDialog(null, “登录失败!”);

}

} catch (Exception e) {

e.printStackTrace();

JOptionPane.showMessageDialog(null, “登录失败!”);

} finally {

try {

dbUtil.close(conn);

} catch (SQLException e) {

e.printStackTrace();

}

}

}

/**

• 重置事件

• @param arg0

*/

private void resetValueActionPerformed(ActionEvent arg0) {

// TODO Auto-generated method stub

this.resetValue();

}

/**

• 重置表单事件

*/

private void resetValue() {

this.userNameTxt.setText(“”);

this.passwordTxt.setText(“”);

}

/**

• 运行程序

*/

public static void main(String[] args) {

EventQueue.invokeLater(new Runnable() {

public void run() {

try {

LoginFrm frame = new LoginFrm();

frame.setVisible(true);

} catch (Exception e) {

e.printStackTrace();

}

}

});

}

}

[](()MainFrm.java

---

package com.sjsq.view;

import java.awt.BorderLayout;

import java.awt.EventQueue;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.border.EmptyBorder;

import java.awt.Toolkit;

import javax.swing.JDesktopPane;

import javax.swing.JMenuBar;

import javax.swing.JMenu;

import javax.swing.JMenuItem;

import javax.swing.JOptionPane;

import javax.swing.ImageIcon;

import java.awt.event.ActionListener;

import java.awt.event.ActionEvent;

/**

• 主页面视图层

• @author shuijianshiqing

*/

public class MainFrm extends JFrame {

private JPanel contentPane;

private JDesktopPane table;

/**

• 创建窗体

*/

public MainFrm() {

setTitle(“仓库系统主界面”);

setIconImage(Toolkit.getDefaultToolkit().getImage(MainFrm.class.getResource(“/images/goods_logo.png”)));

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

setBounds(100, 200, 900, 800);

JMenuBar menuBar = new JMenuBar();

setJMenuBar(menuBar);

JMenu menu = new JMenu(“仓库系统管理”);

menu.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/manager.png”)));

menuBar.add(menu);

JMenu menu_2 = new JMenu(“仓库系统管理”);

menu_2.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/goodmanager.png”)));

menu.add(menu_2);

JMenuItem menuItem_2 = new JMenuItem(“货物类型添加”);

menuItem_2.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

GoodsTypeAddInterFrm goodsTypeAddInterFrm = new GoodsTypeAddInterFrm();

goodsTypeAddInterFrm.setVisible(true);

table.add(goodsTypeAddInterFrm);

}

});

menuItem_2.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/add.png”)));

menu_2.add(menuItem_2);

JMenuItem menuItem_3 = new JMenuItem(“货物类型修改”);

menuItem_3.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

GoodsTypeManagerInterFrm goodsTypeManagerInterFrm = new GoodsTypeManagerInterFrm();

goodsTypeManagerInterFrm.setVisible(true);

table.add(goodsTypeManagerInterFrm);

}

});

menuItem_3.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/modify.png”)));

menu_2.add(menuItem_3);

JMenu menu_3 = new JMenu(“货物物品管理”);

menu_3.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/goods.png”)));

menu.add(menu_3);

JMenuItem menuItem_4 = new JMenuItem(“货物物品添加”);

menuItem_4.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

GoodsAddInterFrm goodsAddInterFrm = new GoodsAddInterFrm();

goodsAddInterFrm.setVisible(true);

table.add(goodsAddInterFrm);

}

});

menuItem_4.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/add.png”)));

menu_3.add(menuItem_4);

JMenuItem menuItem_5 = new JMenuItem(“货物物品修改”);

menuItem_5.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

GoodsManagerInterFrm goodsManagerInterFrm = new GoodsManagerInterFrm();

goodsManagerInterFrm.setVisible(true);

table.add(goodsManagerInterFrm);

}

});

menuItem_5.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/modify.png”)));

menu_3.add(menuItem_5);

JMenuItem menuItem_1 = new JMenuItem(“安全退出”);

menuItem_1.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

exitSystemActionPerformed(e);

}

});

menuItem_1.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/exit.png”)));

menu.add(menuItem_1);

JMenu menu_1 = new JMenu(“联系我们”);

menu_1.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/contact.png”)));

menuBar.add(menu_1);

JMenuItem menuItem = new JMenuItem(“联系方式”);

menuItem.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

MyContactInterFrm myContactInterFrm = new MyContactInterFrm();

myContactInterFrm.setVisible(true);

table.add(myContactInterFrm);

}

});

menuItem.setIcon(new ImageIcon(MainFrm.class.getResource(“/images/phnoe.png”)));

menu_1.add(menuItem);

contentPane = new JPanel();

contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));

contentPane.setLayout(new BorderLayout(0, 0));

setContentPane(contentPane);

table = new JDesktopPane();

contentPane.add(table, BorderLayout.CENTER);

// 居中显示

this.setLocationRelativeTo(null);

// 最大化处理

// this.setExtendedState(JFrame.MAXIMIZED_BOTH);

}

/**

• 安全退出系统

• @param e

*/

private void exitSystemActionPerformed(ActionEvent e) {

int n = JOptionPane.showConfirmDialog(null, “你确定要离开系统么”);

if (n == 0) {

dispose();

return;

}

}

/**

• 运行程序

*/

public static void main(String[] args) {

EventQueue.invokeLater(new Runnable() {

public void run() {

try {

MainFrm frame = new MainFrm();

frame.setVisible(true);

} catch (Exception e) {

e.printStackTrace();

}

}

});

}

}

[](()GoodsAddInterFrm.java

---

package com.sjsq.view;

import java.awt.EventQueue;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.sql.Connection;

import java.sql.ResultSet;

import java.sql.SQLException;

import javax.swing.ButtonGroup;

import javax.swing.GroupLayout;

import javax.swing.GroupLayout.Alignment;

import javax.swing.JButton;

import javax.swing.JComboBox;

import javax.swing.JInternalFrame;

import javax.swing.JLabel;

import javax.swing.JOptionPane;

import javax.swing.JRadioButton;

import javax.swing.JTextArea;

import javax.swing.JTextField;

import javax.swing.LayoutStyle.ComponentPlacement;

import com.sjsq.dao.GoodsDao;

import com.sjsq.dao.GoodsTypeDao;

import com.sjsq.model.Goods;

import com.sjsq.model.GoodsType;

import com.sjsq.util.DbUtil;

import com.sjsq.util.StringUtil;

import javax.swing.ImageIcon;

/**

• 货物添加视图层

• @author shuijianshiqing

*/

public class GoodsAddInterFrm extends JInternalFrame {

private JTextField goodsNameTxt;

private JTextField goodsSupplierTxt;

private JTextField priceTxt;

private JTextArea goodsDescTxt;

private JComboBox goodsTypeNameJcb;

private JRadioButton manJrb;

private JRadioButton femaleJrb;

private final ButtonGroup buttonGroup = new ButtonGroup();

private static DbUtil dbUtil = new DbUtil();

private static GoodsDao goodsDao = new GoodsDao();

/**

• 创建窗体

*/

public GoodsAddInterFrm() {

setClosable(true);

setIconifiable(true);

setTitle(“货物添加”);

setBounds(100, 100, 596, 399);

JLabel lblNewLabel = new JLabel(“货物名称：”);

goodsNameTxt = new JTextField();

goodsNameTxt.setColumns(10);

JLabel lblNewLabel_1 = new JLabel(“货物供应商：”);

goodsSupplierTxt = new JTextField();

goodsSupplierTxt.setColumns(10);

JLabel label = new JLabel(“供应商性别：”);

manJrb = new JRadioButton(“男”);

buttonGroup.add(manJrb);

manJrb.setSelected(true);

femaleJrb = new JRadioButton(“女”);

buttonGroup.add(femaleJrb);

JLabel lblNewLabel_2 = new JLabel(“货物价格：”);

priceTxt = new JTextField();

priceTxt.setColumns(10);

JLabel label_1 = new JLabel(“货物类别：”);

goodsTypeNameJcb = new JComboBox();

JLabel label_2 = new JLabel(“货物描述：”);

goodsDescTxt = new JTextArea();

JButton button = new JButton(“添加”);

button.setIcon(new ImageIcon(GoodsAddInterFrm.class.getResource(“/images/add.png”)));

button.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

addGoodsActionPerformed(arg0);

}

});

JButton button_1 = new JButton(“重置”);

button_1.setIcon(new ImageIcon(GoodsAddInterFrm.class.getResource(“/images/reset.png”)));

button_1.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

resetValueActionPerformed(e);

}

});

GroupLayout groupLayout = new GroupLayout(getContentPane());

groupLayout.setHorizontalGroup(groupLayout.createParallelGroup(Alignment.LEADING).addGroup(groupLayout

.createSequentialGroup()

.addGroup(groupLayout.createParallelGroup(Alignment.LEADING)

.addGroup(groupLayout.createSequentialGroup().addGap(45)

.addGroup(groupLayout.createParallelGroup(Alignment.LEADING)

.addGroup(groupLayout

.createSequentialGroup().addComponent(label_2).addGap(

.addComponent(goodsDescTxt, GroupLayout.PREFERRED_SIZE, 346,

GroupLayout.PREFERRED_SIZE))

.addGroup(groupLayout.createSequentialGroup().addGroup(groupLayout

.createParallelGroup(Alignment.LEADING, false)

.addGroup(groupLayout.createSequentialGroup().addComponent(label_1)

.addPreferredGap(ComponentPlacement.RELATED).addComponent(

goodsTypeNameJcb, 0, GroupLayout.DEFAULT_SIZE,

Short.MAX_VALUE))

.addGroup(groupLayout.createSequentialGroup().addComponent(lblNewLabel)

.addPreferredGap(ComponentPlacement.RELATED)

.addComponent(goodsNameTxt, GroupLayout.PREFERRED_SIZE, 99,

GroupLayout.PREFERRED_SIZE))

.addGroup(groupLayout.createSequentialGroup().addComponent(label)

.addPreferredGap(ComponentPlacement.UNRELATED)

.addComponent(manJrb)

.addPreferredGap(ComponentPlacement.UNRELATED)

.addComponent(femaleJrb)))

.addGap(65)

.addGroup(groupLayout.createParallelGroup(Alignment.LEADING, false)

.addGroup(groupLayout

.createSequentialGroup().addComponent(lblNewLabel_1)

.addPreferredGap(ComponentPlacement.RELATED)

.addComponent(goodsSupplierTxt,

GroupLayout.PREFERRED_SIZE, 102,

GroupLayout.PREFERRED_SIZE))

.addGroup(groupLayout.createSequentialGroup()

.addComponent(lblNewLabel_2).addGap(18)

.addComponent(priceTxt))))))

.addGroup(groupLayout.createSequentialGroup().addGap(149).addComponent(button).addGap(119)

.addComponent(button_1)))

.addContainerGap(126, Short.MAX_VALUE)));

groupLayout.setVerticalGroup(groupLayout.createParallelGroup(Alignment.LEADING)

.addGroup(groupLayout.createSequentialGroup().addGap(38)

.addGroup(groupLayout.createParallelGroup(Alignment.BASELINE).addComponent(lblNewLabel)

.addComponent(goodsNameTxt, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE,

GroupLayout.PREFERRED_SIZE)

.addComponent(lblNewLabel_1).addComponent(goodsSupplierTxt, GroupLayout.PREFERRED_SIZE,

GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))

.addGap(28)

.addGroup(groupLayout.createParallelGroup(Alignment.BASELINE).addComponent(label)

.addComponent(manJrb).addComponent(femaleJrb).addComponent(lblNewLabel_2)

.addComponent(priceTxt, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE,

GroupLayout.PREFERRED_SIZE))

.addGap(28)

.addGroup(groupLayout.createParallelGroup(Alignment.BASELINE).addComponent(label_1)

.addComponent(goodsTypeNameJcb, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE,

GroupLayout.PREFERRED_SIZE))

.addGroup(groupLayout.createParallelGroup(Alignment.LEADING)

.addGroup(groupLayout.createSequentialGroup().addGap(35).addComponent(label_2))

.addGroup(groupLayout.createSequentialGroup().addGap(36).addComponent(goodsDescTxt,

GroupLayout.PREFERRED_SIZE, 83, GroupLayout.PREFERRED_SIZE)))

.addPreferredGap(ComponentPlacement.RELATED, 25, Short.MAX_VALUE).addGroup(groupLayout

.createParallelGroup(Alignment.BASELINE).addComponent(button_1).addComponent(button))

.addGap(22)));

getContentPane().setLayout(groupLayout);

// 填充下拉列表

this.fillGoodsType();

}

/**

• 货物添加事件

• @param arg0

*/

private void addGoodsActionPerformed(ActionEvent arg0) {

String goodsName = this.goodsNameTxt.getText();

String goodsSupplier = this.goodsSupplierTxt.getText();

String price = this.priceTxt.getText();

String goodsDesc = this.goodsDescTxt.getText();

if (StringUtil.isEmpty(goodsName)) {

JOptionPane.showMessageDialog(null, “货物名称不能为空!”);

return;

}

if (StringUtil.isEmpty(goodsSupplier)) {

JOptionPane.showMessageDialog(null, “货物供货商不能为空!”);

return;

}

if (StringUtil.isEmpty(goodsDesc)) {

JOptionPane.showMessageDialog(null, “货物描述不能为空!”);

return;

}

if (StringUtil.isEmpty(price)) {

JOptionPane.showMessageDialog(null, “货物价格不能为空!”);

return;

}

String sex = “”;

if (manJrb.isSelected()) {

sex = “男”;

} else if (femaleJrb.isSelected()) {

sex = “女”;

}

GoodsType goodsTypeName = (GoodsType) this.goodsTypeNameJcb.getSelectedItem();

int goodsTypeId = goodsTypeName.getId();

String goodsTypeNames = goodsTypeName.getGoodsTypeName();

Goods goods = new Goods(goodsName, goodsSupplier, sex, Double.parseDouble(price), goodsDesc, goodsTypeId,goodsTypeNames);

Connection conn = null;

try {

conn = DbUtil.getCon();

int result = goodsDao.addGoods(conn, goods);

if (result == 1) {

JOptionPane.showMessageDialog(null, “货物添加成功!”);

this.resetValue();

} else {

JOptionPane.showMessageDialog(null, “货物添加失败!”);

}

} catch (Exception e) {

e.printStackTrace();

} finally {

try {

dbUtil.close(conn);

} catch (SQLException e) {

e.printStackTrace();

}

}

}

/**

• 货物表单重置事件

• @param e

*/

private void resetValueActionPerformed(ActionEvent e) {

this.resetValue();

}

/**

• 表单重置事件

*/

private void resetValue() {

this.goodsNameTxt.setText(“”);

this.goodsSupplierTxt.setText(“”);

this.priceTxt.setText(“”);

this.goodsDescTxt.setText(“”);

this.manJrb.setSelected(true);

if (goodsTypeNameJcb.getItemCount() > 0) {

goodsTypeNameJcb.setSelectedIndex(0);

}

}

/**

• 填充下拉列表货物类型

*/

private void fillGoodsType() {

Connection conn = null;

GoodsType goodsType = null;

ResultSet rs = null;

try {

conn = DbUtil.getCon();

rs = GoodsTypeDao.listGoodsType(conn, new GoodsType());

while (rs.next()) {

goodsType = new GoodsType();

goodsType.setId(rs.getInt(“id”));

goodsType.setGoodsTypeName(rs.getString(“goodsTypeName”));

this.goodsTypeNameJcb.addItem(goodsType);

}

} catch (Exception e) {

e.printStackTrace();

} finally {

try {

DbUtil.close(conn, rs);

} catch (SQLException e) {

e.printStackTrace();

}

}

}

/**

• 运行程序

*/

public static void main(String[] args) {

EventQueue.invokeLater(new Runnable() {

public void run() {

try {

GoodsAddInterFrm frame = new GoodsAddInterFrm();

frame.setVisible(true);

} catch (Exception e) {

e.printStackTrace();

}

}

});

}

}

[](()GoodsManagerInterFrm.java

---

package com.sjsq.view;

import java.awt.EventQueue;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.MouseAdapter;

import java.awt.event.MouseEvent;

import java.sql.Connection;

import java.sql.ResultSet;

import java.sql.SQLException;

import java.util.Vector;

import javax.swing.ButtonGroup;

import javax.swing.GroupLayout;

import javax.swing.GroupLayout.Alignment;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JComboBox;

import javax.swing.JInternalFrame;

import javax.swing.JLabel;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import javax.swing.JRadioButton;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.JTextArea;

import javax.swing.JTextField;

import javax.swing.LayoutStyle.ComponentPlacement;

import javax.swing.border.TitledBorder;

import javax.swing.table.DefaultTableModel;

import com.sjsq.dao.GoodsDao;

import com.sjsq.dao.GoodsTypeDao;

import com.sjsq.model.Goods;

import com.sjsq.model.GoodsType;

import com.sjsq.util.DbUtil;

import com.sjsq.util.StringUtil;

/**

• 货物管理视图层

• @author shuijianshiqing

*/

public class GoodsManagerInterFrm extends JInternalFrame {

private JTable goodsTable;

private JTextField s_goodsNameTxt;

private JTextField s_goodsSupplierTxt;

private JTextField goodsIdTxt;

private JTextField goodsNameTxt;

private JTextField priceTxt;

private JTextField goodsSupplierTxt;

private JTextArea goodsDescTxt;

private JComboBox goodsTypeNameJcb;

private JRadioButton manJrb;

private JRadioButton femaleJrb;

private JComboBox s_goodsTypeNameJcbTxt;

private final ButtonGroup buttonGroup = new ButtonGroup();

private static DbUtil dbUtil = new DbUtil();

private static GoodsDao goodsDao = new GoodsDao();

private static GoodsTypeDao goodsTypeDao = new GoodsTypeDao();

/**

• 创建窗体

*/

public GoodsManagerInterFrm() {

setTitle(“货物物品管理”);

setIconifiable(true);

setClosable(true);

setBounds(100, 100, 732, 532);

JScrollPane scrollPane = new JScrollPane();

JPanel panel = new JPanel();

panel.setBorder(

new TitledBorder(null, “货物物品添加”, TitledBorder.LEADING, TitledBorder.TOP, null, null));

// 搜索部分

JLabel label = new JLabel(“货物名称：”);

s_goodsNameTxt = new JTextField();

s_goodsNameTxt.setColumns(10);

JLabel label_1 = new JLabel(“供货商：”);

s_goodsSupplierTxt = new JTextField();

s_goodsSupplierTxt.setColumns(10);

JLabel label_2 = new JLabel(“货物类别：”);

s_goodsTypeNameJcbTxt = new JComboBox();

JButton button = new JButton(“搜索：”);

button.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

searchGoodsActionPerformed(arg0);

}

});

button.setIcon(new ImageIcon(GoodsManagerInterFrm.class.getResource(“/images/Search.png”)));

GroupLayout gl_panel = new GroupLayout(panel);

gl_panel.setHorizontalGroup(gl_panel.createParallelGroup(Alignment.LEADING).addGroup(gl_panel

.createSequentialGroup().addContainerGap().addComponent(label)

.addPreferredGap(ComponentPlacement.RELATED)

.addComponent(s_goodsNameTxt, GroupLayout.PREFERRED_SIZE, 87, GroupLayout.PREFERRED_SIZE).addGap(30)

.addComponent(label_1).addPreferredGap(ComponentPlacement.RELATED)

.addComponent(s_goodsSupplierTxt, GroupLayout.PREFERRED_SIZE, 86, GroupLayout.PREFERRED_SIZE).addGap(18)

.addComponent(label_2).addPreferredGap(ComponentPlacement.RELATED)

.addComponent(s_goodsTypeNameJcbTxt, GroupLayout.PREFERRED_SIZE, 119, GroupLayout.PREFERRED_SIZE)

.addPreferredGap(ComponentPlacement.RELATED, 22, Short.MAX_VALUE).addComponent(button)

.addContainerGap()));

gl_panel.setVerticalGroup(

gl_panel.createParallelGroup(Alignment.LEADING)

.addGroup(gl_panel.createSequentialGroup().addContainerGap()

.addGroup(gl_panel.createParallelGroup(Alignment.BASELINE).addComponent(label)

.addComponent(s_goodsNameTxt, GroupLayout.PREFERRED_SIZE,

GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)

.addComponent(label_1)

.addComponent(s_goodsSupplierTxt, GroupLayout.PREFERRED_SIZE,

GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)

.addComponent(label_2)

.addComponent(s_goodsTypeNameJcbTxt, GroupLayout.PREFERRED_SIZE,

GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)

.addComponent(button))

.addContainerGap(17, Short.MAX_VALUE)));

panel.setLayout(gl_panel);

// 修改部分

JPanel panel_1 = new JPanel();

panel_1.setBorder(

new TitledBorder(null, “货物物品修改”, TitledBorder.LEADING, TitledBorder.TOP, null, null));

GroupLayout groupLayout = new GroupLayout(getContentPane());

groupLayout.setHorizontalGroup(groupLayout.createParallelGroup(Alignment.TRAILING)

.addGroup(groupLayout.createSequentialGroup().addGap(31)

.addGroup(groupLayout.createParallelGroup(Alignment.LEADING)

.addComponent(panel_1, Alignment.TRAILING, GroupLayout.DEFAULT_SIZE,

GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)

.addGroup(Alignment.TRAILING,

groupLayout.createParallelGroup(Alignment.LEADING, false)

.addComponent(panel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE,

Short.MAX_VALUE)

.addComponent(scrollPane, GroupLayout.DEFAULT_SIZE, 631,

Short.MAX_VALUE)))

.addGap(40)));

groupLayout.setVerticalGroup(groupLayout.createParallelGroup(Alignment.LEADING)

.addGroup(groupLayout.createSequentialGroup().addGap(23)

.addComponent(panel, GroupLayout.PREFERRED_SIZE, 66, GroupLayout.PREFERRED_SIZE).addGap(18)

.addComponent(scrollPane, GroupLayout.PREFERRED_SIZE, 119, GroupLayout.PREFERRED_SIZE)

.addGap(18).addComponent(panel_1, GroupLayout.DEFAULT_SIZE, 249, Short.MAX_VALUE)

.addContainerGap()));

JLabel lblNewLabel = new JLabel(“货物名称:”);

goodsIdTxt = new JTextField();

goodsIdTxt.setEnabled(false);

goodsIdTxt.setColumns(10);

JLabel label_3 = new JLabel(“货物名称：”);

goodsNameTxt = new JTextField();

goodsNameTxt.setColumns(10);

JLabel label_4 = new JLabel(“供货商性别：”);

manJrb = new JRadioButton(“男”);

buttonGroup.add(manJrb);

manJrb.setSelected(true);

femaleJrb = new JRadioButton(“女”);

buttonGroup.add(femaleJrb);

JLabel lblNewLabel_1 = new JLabel(“\u8D27\u7269\u4EF7\u683C\uFF1A”);

priceTxt = new JTextField();

priceTxt.setColumns(10);

JLabel label_5 = new JLabel(“货物价格：”);

goodsSupplierTxt = new JTextField();

goodsSupplierTxt.setColumns(10);

JLabel label_6 = new JLabel(“供货商：”);

goodsTypeNameJcb = new 《一线大厂Java面试题解析+后端开发学习笔记+最新架构讲解视频+实战项目源码讲义》无偿开源 威信搜索公众号【编程进阶路】 JComboBox();

JLabel label_7 = new JLabel(“货物类别：”);

goodsDescTxt = new JTextArea();

JButton button_1 = new JButton(“修改”);

button_1.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

modifyGoodsActionPerformed(arg0);

}

});

button_1.setIcon(new ImageIcon(GoodsManagerInterFrm.class.getResource(“/images/modify.png”)));

JButton button_2 = new JButton(“重置”);

button_2.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

resetValueActionPerformed(arg0);

}

});

button_2.setIcon(new ImageIcon(GoodsManagerInterFrm.class.getResource(“/images/reset.png”)));

JButton button_3 = new JButton(“删除”);

button_3.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

deleteGoodsActionPerformed(arg0);

}

});

button_3.setIcon(new ImageIcon(GoodsManagerInterFrm.class.getResource(“/images/delete.png”)));

GroupLayout gl_panel_1 = new GroupLayout(panel_1);

gl_panel_1.setHorizontalGroup(gl_panel_1.createParallelGroup(Alignment.LEADING).addGroup(gl_panel_1

.createSequentialGroup().addContainerGap()

.addGroup(gl_panel_1.createParallelGroup(Alignment.LEADING).addGroup(gl_panel_1.createSequentialGroup()

.addGroup(gl_panel_1.createParallelGroup(Alignment.LEADING).addGroup(gl_panel_1

.createSequentialGroup().addComponent(lblNewLabel)

.addPreferredGap(ComponentPlacement.RELATED)

.addComponent(goodsIdTxt, GroupLayout.PREFERRED_SIZE, 53, GroupLayout.PREFERRED_SIZE)

.addGap(26).addComponent(label_3).addPreferredGap(ComponentPlacement.RELATED)

.addComponent(goodsNameTxt, GroupLayout.PREFERRED_SIZE, 111,

GroupLayout.PREFERRED_SIZE))

.addGroup(gl_panel_1.createSequentialGroup().addComponent(lblNewLabel_1)

.addPreferredGap(ComponentPlacement.RELATED)

.addComponent(priceTxt, GroupLayout.PREFERRED_SIZE, 84,

GroupLayout.PREFERRED_SIZE)

.addGap(26).addComponent(label_5).addPreferredGap(ComponentPlacement.RELATED)

.addComponent(goodsSupplierTxt, GroupLayout.PREFERRED_SIZE, 112,

GroupLayout.PREFERRED_SIZE)))

.addGap(50)

.addGroup(gl_panel_1.createParallelGroup(Alignment.LEADING)

.addGroup(gl_panel_1.createSequentialGroup().addComponent(label_4)

.addPreferredGap(ComponentPlacement.UNRELATED).addComponent(manJrb).addGap(18)

.addComponent(femaleJrb))

.addGroup(gl_panel_1.createSequentialGroup().addComponent(label_6).addGap(18)

.addComponent(goodsTypeNameJcb, GroupLayout.PREFERRED_SIZE, 127,

GroupLayout.PREFERRED_SIZE))))

.addComponent(label_7).addComponent(goodsDescTxt, Alignment.TRAILING,

GroupLayout.PREFERRED_SIZE, 518, GroupLayout.PREFERRED_SIZE))

.addContainerGap(30, Short.MAX_VALUE))

.addGroup(gl_panel_1.createSequentialGroup().addGap(93).addComponent(button_1)

.addPreferredGap(ComponentPlacement.RELATED, 128, Short.MAX_VALUE).addComponent(button_2)

.addGap(112).addComponent(button_3).addGap(69)));

gl_panel_1.setVerticalGroup(gl_panel_1.createParallelGroup(Alignment.LEADING)

.addGroup(gl_panel_1

.createSequentialGroup().addGap(

.addGroup(gl_panel_1.createParallelGroup(Alignment.BASELINE).addComponent(lblNewLabel)

.addComponent(goodsIdTxt, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE,

GroupLayout.PREFERRED_SIZE)

.addComponent(label_3)

.addComponent(goodsNameTxt, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE,

GroupLayout.PREFERRED_SIZE)

.addComponent(femaleJrb).addComponent(manJrb).addComponent(label_4))

.addGap(18)

.addGroup(gl_panel_1.createParallelGroup(Alignment.BASELINE).addComponent(lblNewLabel_1)

.addComponent(priceTxt, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE,

GroupLayout.PREFERRED_SIZE)

.addComponent(label_5)

.addComponent(goodsSupplierTxt, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE,

GroupLayout.PREFERRED_SIZE)

.addComponent(label_6).addComponent(goodsTypeNameJcb, GroupLayout.PREFERRED_SIZE,

GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))

.addGap(18)

.addGroup(gl_panel_1.createParallelGroup(Alignment.LEADING).addComponent(label_7)

.addComponent(goodsDescTxt, GroupLayout.PREFERRED_SIZE, 62, GroupLayout.PREFERRED_SIZE))

.addPreferredGap(ComponentPlacement.RELATED, 29, Short.MAX_VALUE)

.addGroup(gl_panel_1.createParallelGroup(Alignment.BASELINE).addComponent(button_1)

.addComponent(button_3).addComponent(button_2))

.addContainerGap()));

panel_1.setLayout(gl_panel_1);

goodsTable = new JTable();

goodsTable.addMouseListener(new MouseAdapter() {

@Override

public void mousePressed(MouseEvent arg0) {

MouseClickGoodsTableActionPerformed(arg0);

}

});

goodsTable.setModel(new DefaultTableModel(new Object[][] {},

new String[] { “货物编号”, “货物名称”,“供货商”, “性别”,

“货物价格”, “货物描述”, “货物类别” }) {

boolean[] columnEditables = new boolean[] { false, false, false, false, false, false, false };

public boolean isCellEditable(int row, int column) {

return columnEditables[column];

}

});

scrollPane.setViewportView(goodsTable);

getContentPane().setLayout(groupLayout);

// 填充表单

this.fillGoodsTable(new Goods());

this.fillGoodsTypeNameItem(“search”);

this.fillGoodsTypeNameItem(“modify”);

}

/**

• 货物删除事件

• @param arg0

*/

private void deleteGoodsActionPerformed(ActionEvent arg0) {

String id = this.goodsIdTxt.getText();

if (StringUtil.isEmpty(id)) {

JOptionPane.showMessageDialog(null, “请选择要删除的货物”);

return;

}

int n = JOptionPane.showConfirmDialog(null, “确定要删除此货物？”);

Goods goods = new Goods(Integer.parseInt(id));

if (n == 0) {

Connection conn = null;

try {

conn = dbUtil.getCon();

int result = goodsDao.deleteGoods(conn, goods);

if (result == 1) {

JOptionPane.showMessageDialog(null, “货物删除成功!”);

this.resetValue();

this.fillGoodsTable(new Goods());

} else {

JOptionPane.showMessageDialog(null, “货物删除失败!”);

}

} catch (Exception e) {

e.printStackTrace();

JOptionPane.showMessageDialog(null, “货物删除失败!”);

} finally {

try {

dbUtil.close(conn);

} catch (SQLException e) {

e.printStackTrace();

}

}

}

}

/**

• 货物修改事件

• @param a

*/

private void modifyGoodsActionPerformed(Object a) {

String id = this.goodsIdTxt.getText();

String goodsName = this.goodsNameTxt.getText();

String price = this.priceTxt.getText();

String goodsSupplier = this.goodsSupplierTxt.getText();

String goodsDesc = this.goodsDescTxt.getText();

if (StringUtil.isEmpty(id)) {

JOptionPane.showMessageDialog(null, “请选择要修改的货物”);

return;

}

if (StringUtil.isEmpty(goodsName)) {

JOptionPane.showMessageDialog(null, “货物名称不能为空!”);

return;

}

if (StringUtil.isEmpty(price)) {

JOptionPane.showMessageDialog(null, “货物价格不能为空!”);

return;

}

if (StringUtil.isEmpty(goodsSupplier)) {

JOptionPane.showMessageDialog(null, “供货商名称不能为空!”);

return;

}