1. 登陆

1.1登录界面显示

在这里插入图片描述

1.2 登陆功能实现

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package view;

import dao.connectDao;
import dao.StringUil;
import dao.UserDao;
import model.User;

import javax.swing.*;
import java.sql.Connection;

/**
 *
 * @author Administrator
 */
public class loginFrame extends javax.swing.JFrame {

    private connectDao conn=new connectDao();
    private UserDao userDao=new UserDao();
    /**
     * Creates new form NewJFrame
     */
    public loginFrame() {
        initComponents();
        this.setLocationRelativeTo(null);
    }

    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">
    private void initComponents() {

        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        User_name_txt = new javax.swing.JTextField();
        User_password_txt = new javax.swing.JTextField();
        Button_log = new javax.swing.JButton();
        Button_register = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("管理员登录");
        setResizable(false);

        jLabel1.setFont(new java.awt.Font("宋体", 1, 24)); // NOI18N
        jLabel1.setText("火车售票系统");
        jLabel1.setToolTipText("");

        jLabel2.setText("用户名:");

        jLabel3.setText("密 码:");

        User_name_txt.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                User_name_txtActionPerformed(evt);
            }
        });

        Button_log.setText("登录");
        Button_log.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                Button_logActionPerformed(evt);
            }
        });

        Button_register.setText("注册");
        Button_register.setToolTipText("");
        Button_register.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                Button_zhongzhiActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                .addGap(80, 80, 80)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                        .addGroup(layout.createSequentialGroup()
                                                .addComponent(Button_log, javax.swing.GroupLayout.PREFERRED_SIZE, 91, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                                .addComponent(Button_register, javax.swing.GroupLayout.PREFERRED_SIZE, 91, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                .addGap(83, 83, 83))
                                        .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                                        .addGroup(layout.createSequentialGroup()
                                                                .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 48, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                                .addGap(18, 18, 18)
                                                                .addComponent(User_password_txt, javax.swing.GroupLayout.PREFERRED_SIZE, 169, javax.swing.GroupLayout.PREFERRED_SIZE))
                                                        .addGroup(layout.createSequentialGroup()
                                                                .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 48, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                                .addGap(18, 18, 18)
                                                                .addComponent(User_name_txt)))
                                                .addGap(69, 69, 69))))
                        .addGroup(layout.createSequentialGroup()
                                .addGap(117, 117, 117)
                                .addComponent(jLabel1)
                                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(layout.createSequentialGroup()
                                .addGap(52, 52, 52)
                                .addComponent(jLabel1)
                                .addGap(32, 32, 32)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel2)
                                        .addComponent(User_name_txt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(43, 43, 43)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel3)
                                        .addComponent(User_password_txt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 32, Short.MAX_VALUE)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(Button_log, javax.swing.GroupLayout.PREFERRED_SIZE, 32, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(Button_register, javax.swing.GroupLayout.PREFERRED_SIZE, 32, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(40, 40, 40))
        );

        pack();
    }// </editor-fold>

    private void Button_logActionPerformed(java.awt.event.ActionEvent evt) {
        // TODO add your handling code here:
        String userName=this.User_name_txt.getText();
        String password=this.User_password_txt.getText();
        if(StringUil.isEmpty(userName)) {
            JOptionPane.showMessageDialog(null,"用户名不能为空");
            return;
        }
        if(StringUil.isEmpty(password)){
            JOptionPane.showMessageDialog(null,"密码不不能为空");
            return;
        }
        User user=new User(userName,password);
        Connection con=null;
        try {
            User currentUser=userDao.login(conn.getCon(),user);
            if(currentUser!=null){
                dispose();
                new MainFrame().setVisible(true);
            }else{
                JOptionPane.showMessageDialog(null,"用户名或密码错误!");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }finally {
            try {
                conn.closeCon(con);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
    private void Button_zhongzhiActionPerformed(java.awt.event.ActionEvent evt) {
        // TODO add your handling code here:
        this.dispose();
        new registerFrame().setVisible(true);
    }
    private void User_name_txtActionPerformed(java.awt.event.ActionEvent evt) {
        // TODO add your handling code here:
    }

    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new loginFrame().setVisible(true);
            }
        });
    }
    private javax.swing.JButton Button_log;
    private javax.swing.JButton Button_register;
    private javax.swing.JTextField User_name_txt;
    private javax.swing.JTextField User_password_txt;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    // End of variables declaration
}

1.3登陆功能数据库实现

package dao;

import model.User;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;

public class UserDao {
    public User login(Connection con,User user) throws Exception{
        User resultUser=null;
        String sql="select * from t_user where username=? and password=?";
        PreparedStatement pstme = con.prepareStatement(sql);
        pstme.setString(1,user.getName());
        pstme.setString(2,user.getPassword());
        ResultSet rs=pstme.executeQuery();
        if(rs.next()){
            resultUser=new User();
            resultUser.setId(rs.getInt("id"));
            resultUser.setName(rs.getString("username"));
            resultUser.setName(rs.getString("password"));
        }
        return resultUser;
    }
    public int register(Connection con,User user) throws  Exception{
        String sql="insert into t_user values(null,?,?,?,?)";
        PreparedStatement pstmt=con.prepareStatement(sql);
        pstmt.setString(1, user.getName());
        pstmt.setString(2,user.getPassword());
        pstmt.setString(3,user.getQQ());
        pstmt.setString(4,user.getIphone());
        return pstmt.executeUpdate();
    }
}

2. 站点查询

2.1站点查询界面显示

在这里插入图片描述

2.2 站点查询功能实现

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package view;

import dao.connectDao;
import dao.StringUil;
import dao.TricketTypeDao;
import model.TricketType;

import javax.swing.*;
import javax.swing.table.DefaultTableModel;
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.util.Vector;


public class typeSelectFrame extends javax.swing.JInternalFrame {


    private connectDao conn=new connectDao();
    private TricketTypeDao tricketTypeDao=new TricketTypeDao();
    public typeSelectFrame() {
        initComponents();
    }


    @SuppressWarnings("unchecked")
    private void initComponents() {

        station_inframe = new JScrollPane();
        stationTypeTable = new JTable();
        jLabel1 = new JLabel();
        stationName = new JTextField();
        selectButton = new JButton();
        jPanel1 = new JPanel();
        jLabel2 = new JLabel();
        idTxt = new JTextField();
        jLabel3 = new JLabel();
        stationTxt = new JTextField();
        jLabel4 = new JLabel();
        jScrollPane1 = new JScrollPane();
        describeTxt = new JTextArea();
        updateButton = new JButton();
        deleteButton = new JButton();

        setClosable(true);
        setIconifiable(true);
        setTitle("火车站点查询");
        setPreferredSize(new java.awt.Dimension(523, 600));
        deleteButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                resetValue();
            }
        });

        stationTypeTable.addMouseListener(new MouseAdapter() {
            @Override
            public void mousePressed(MouseEvent e) {
                stationTypeTableMousePressed(e);
            }
        });
        updateButton.addActionListener(this::updateButtonActionPerformed);
        stationTypeTable.setModel(new javax.swing.table.DefaultTableModel(
                new Object [][] {
                        {null, null, null},
                        {null, null, null},
                        {null, null, null},
                        {null, null, null}
                },
                new String [] {
                        "车站id", "站点名称", "站点信息"
                }
        ));
        station_inframe.setViewportView(stationTypeTable);

        jLabel1.setText("站点名称:");

        selectButton.setText("查询");
        selectButton.addActionListener(this::selectButtonActionPerformed);

        jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder("表单操作"));
        jLabel2.setText("编号:");
        idTxt.setEditable(false);
        jLabel3.setText("站点名称:");
        jLabel4.setText("描述:");
        describeTxt.setColumns(20);
        describeTxt.setRows(5);
        jScrollPane1.setViewportView(describeTxt);
        updateButton.setText("更新");
        deleteButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                deleteButtonActionPerformed(evt);
            }
        });
        deleteButton.setText("删除");

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
                jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                                .addContainerGap(34, Short.MAX_VALUE)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                        .addComponent(jLabel4)
                                        .addComponent(jLabel2))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                        .addGroup(jPanel1Layout.createSequentialGroup()
                                                .addComponent(idTxt, javax.swing.GroupLayout.PREFERRED_SIZE, 100, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                .addGap(18, 18, 18)
                                                .addComponent(jLabel3)
                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                                .addComponent(stationTxt, javax.swing.GroupLayout.PREFERRED_SIZE, 100, javax.swing.GroupLayout.PREFERRED_SIZE))
                                        .addComponent(jScrollPane1))
                                .addContainerGap())
                        .addGroup(jPanel1Layout.createSequentialGroup()
                                .addGap(61, 61, 61)
                                .addComponent(updateButton)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                .addComponent(deleteButton)
                                .addGap(50, 50, 50))
        );
        jPanel1Layout.setVerticalGroup(
                jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(jPanel1Layout.createSequentialGroup()
                                .addGap(15, 15, 15)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel2)
                                        .addComponent(idTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(jLabel3)
                                        .addComponent(stationTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(18, 18, 18)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                        .addComponent(jLabel4)
                                        .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 72, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 11, Short.MAX_VALUE)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(updateButton)
                                        .addComponent(deleteButton))
                                .addContainerGap())
        );

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                        .addGroup(layout.createSequentialGroup()
                                                .addGap(70, 70, 70)
                                                .addComponent(jLabel1)
                                                .addGap(18, 18, 18)
                                                .addComponent(stationName, javax.swing.GroupLayout.PREFERRED_SIZE, 203, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 44, Short.MAX_VALUE)
                                                .addComponent(selectButton))
                                        .addGroup(layout.createSequentialGroup()
                                                .addGap(0, 0, Short.MAX_VALUE)
                                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                                        .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                        .addComponent(station_inframe, javax.swing.GroupLayout.PREFERRED_SIZE, 384, javax.swing.GroupLayout.PREFERRED_SIZE))))
                                .addGap(55, 55, 55))
        );
        layout.setVerticalGroup(
                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(layout.createSequentialGroup()
                                .addGap(33, 33, 33)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel1)
                                        .addComponent(stationName, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(selectButton))
                                .addGap(32, 32, 32)
                                .addComponent(station_inframe, javax.swing.GroupLayout.PREFERRED_SIZE, 178, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(18, 18, 18)
                                .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addContainerGap(26, Short.MAX_VALUE))
        );

        pack();
    }

    private void updateButtonActionPerformed(java.awt.event.ActionEvent evt) {

        String id=idTxt.getText();
        String station =stationTxt.getText();
        String describe=describeTxt.getText();

        if(StringUil.isEmpty(id)){
            JOptionPane.showMessageDialog(null,"请选择需要修改的数据");
            return;
        }
        System.out.println(Integer.parseInt(id)+"   "+station+ "   "+ describe);
        TricketType trick=new TricketType(Integer.parseInt(id),station,describe);
        System.out.println(trick.getId()+"  "+trick.getStation()+"  "+trick.getDescribe());
        Connection con=null;
        try {
            con=conn.getCon();

            int number=tricketTypeDao.update(con,trick);
            if(number==1) {
                JOptionPane.showMessageDialog(null,"修改成功");
                resetValue();
                this.fillTable(new TricketType());
            }else{
                JOptionPane.showMessageDialog(null,"修改失败1");
            }
        } catch (Exception ex) {
            ex.printStackTrace();
            JOptionPane.showMessageDialog(null,"修改失败2");
        }finally {
            try {
                conn.closeCon(con);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }

    private void resetValue(){
        this.idTxt.setText("");
        this.describeTxt.setText("");
        this.stationTxt.setText("");
    }

    private void stationTypeTableMousePressed(MouseEvent e){
        int row = stationTypeTable.getSelectedRow();
        idTxt.setText((String) stationTypeTable.getValueAt(row,0));
        stationTxt.setText((String)stationTypeTable.getValueAt(row,1));
        describeTxt.setText((String)stationTypeTable.getValueAt(row,2));
    }

    private void selectButtonActionPerformed(java.awt.event.ActionEvent evt) {
        String s_stationName=this.stationName.getText();
        TricketType tricket_type=new TricketType();
        tricket_type.setStation(s_stationName);
        this.fillTable(tricket_type);
    }

    private void deleteButtonActionPerformed(java.awt.event.ActionEvent evt) {
        String id =idTxt.getText();
        if(StringUil.isEmpty(id)){
            JOptionPane.showMessageDialog(null,"请选择需要删除的记录");
            return;
        }
        int n=JOptionPane.showConfirmDialog(null,"确定要删除这条记录吗?");
        if(n==0){
            Connection con=null;
            try {
                con=conn.getCon();
                int deleteNum=tricketTypeDao.delete(con,id);
                if(deleteNum==1){
                    JOptionPane.showMessageDialog(null,"删除成功");
                    this.resetValue();
                    this.fillTable(new TricketType());
                }else{
                    JOptionPane.showMessageDialog(null,"删除失败");
                }
            } catch (Exception e) {
                JOptionPane.showMessageDialog(null,"删除失败");
                e.printStackTrace();
            }finally {
                try {
                    conn.closeCon(con);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }
    }

    private javax.swing.JButton deleteButton;
    private javax.swing.JTextArea describeTxt;
    private javax.swing.JTextField idTxt;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextField stationName;
    private javax.swing.JButton selectButton;
    private javax.swing.JTextField stationTxt;
    private javax.swing.JTable stationTypeTable;
    private javax.swing.JScrollPane station_inframe;
    private javax.swing.JButton updateButton;


    private void fillTable(TricketType tricket_type){
        DefaultTableModel dtm =(DefaultTableModel) stationTypeTable.getModel();
        dtm.setRowCount(0);
        Connection con=null;
        try{
            con=conn.getCon();
            ResultSet rs=tricketTypeDao.list(con,tricket_type);
            while(rs.next()){
                Vector v=new Vector();
                v.add(rs.getString("id"));
                v.add(rs.getString("station"));
                v.add(rs.getString("describee"));
                dtm.addRow(v);
            }
        }catch (Exception e){
            e.printStackTrace();
        }finally {
            try {
                conn.closeCon(con);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
}

2.3 站点查询功能数据库实现

package dao;

import model.Tricket;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.Objects;

public class TricketDao {

    public static int add(Connection con, Tricket tricket) throws Exception{
        String sql ="insert into tricket values(?,?,?,?,?,?,?,?,?,?)";
        PreparedStatement pstmt=con.prepareStatement(sql);
        pstmt.setInt(1,tricket.getId());
        pstmt.setInt(2,tricket.getStartID());
        pstmt.setString(3,tricket.getStartStation());
        pstmt.setInt(4,tricket.getEndID());
        pstmt.setString(5,tricket.getEndStation());
        pstmt.setString(6,tricket.getSeat());
        pstmt.setFloat(7,tricket.getPrice());
        pstmt.setDate(8,tricket.getStartTime());
        pstmt.setDate(9,tricket.getEndTime());
        pstmt.setString(10,tricket.getRemarks());
        return pstmt.executeUpdate();
    }

    public ResultSet list(Connection con,Tricket tricket) throws Exception{
        StringBuffer srb= new StringBuffer("select * from tricket b,station_inform c where b.startStation=c.station");
        if(tricket.getId()!=-1 && tricket.getId()!=0){
            srb.append(" and b.id="+tricket.getId());
        }
        if(StringUil.isNotEmpty(tricket.getStartStation()) && !Objects.equals(tricket.getStartStation(), "请选择...")){
            srb.append(" and b.startStation like '%"+tricket.getStartStation()+"%'");
        }
        if(StringUil.isNotEmpty(tricket.getEndStation()) && !Objects.equals(tricket.getEndStation(), "请选择...")){
            srb.append(" and b.endStation like '%"+tricket.getEndStation()+"%'");
        }
        PreparedStatement pstmt = con.prepareStatement(srb.toString());
        //System.out.println(srb);
        return pstmt.executeQuery();
    }
    public int delete(Connection con,String id) throws Exception{
        String sql ="delete from tricket where id=?";
        PreparedStatement pstmt=con.prepareStatement(sql);
        pstmt.setString(1,id);
        return pstmt.executeUpdate();
    }
    public static int update(Connection con, Tricket tricket) throws Exception{
        String sql ="update tricket set startStation=?," +
                "endStation=?,seat=?,price=?,startTime=?,arriveTime=?," +
                "remarks=? where id=?";
        PreparedStatement pstmt=con.prepareStatement(sql);
        pstmt.setString(1,tricket.getStartStation());
        pstmt.setString(2,tricket.getEndStation());
        pstmt.setString(3,tricket.getSeat());
        pstmt.setFloat(4,tricket.getPrice());
        pstmt.setDate(5,tricket.getStartTime());
        pstmt.setDate(6,tricket.getEndTime());
        pstmt.setString(7,tricket.getRemarks());
        pstmt.setInt(8,tricket.getId());

        return pstmt.executeUpdate();
    }
}

3. 售票类型增加

3.1 售票类型界面显示

在这里插入图片描述

3.2 售票类型功能界面实现


package view;


import dao.StringUil;
import dao.TricketDao;
import dao.TricketTypeDao;
import dao.connectDao;
import model.Tricket;
import model.TricketType;

import javax.swing.*;
import java.sql.Connection;
import java.sql.Date;
import java.sql.ResultSet;
import java.text.ParseException;

public class tricketAddInterFrame extends javax.swing.JInternalFrame {


    public tricketAddInterFrame() {
        initComponents();
    }
    private JComboBox<TricketType> endStationBox;
    private javax.swing.JComboBox<String> seatBox;
    private JComboBox<TricketType> startStationBox;
    private connectDao conn=new connectDao();
    private TricketTypeDao tricketTypeDao=new TricketTypeDao();
    private TricketDao tricketdao=new TricketDao();
    @SuppressWarnings("unchecked")
    private void initComponents() {

        jLabel1 = new javax.swing.JLabel();
        TricketIDTxt = new javax.swing.JTextField();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        jLabel4 = new javax.swing.JLabel();
        jLabel5 = new javax.swing.JLabel();
        jLabel6 = new javax.swing.JLabel();
        jLabel7 = new javax.swing.JLabel();
        startTimetxt = new javax.swing.JTextField();
        endTimeTxt = new javax.swing.JTextField();
        jScrollPane1 = new javax.swing.JScrollPane();
        remarkTxt = new javax.swing.JTextArea();
        jLabel8 = new javax.swing.JLabel();
        startStationBox = new javax.swing.JComboBox<TricketType>();
        endStationBox = new JComboBox<TricketType>();
        seatBox = new javax.swing.JComboBox<>();
        jLabel9 = new javax.swing.JLabel();
        priceTxt = new javax.swing.JTextField();
        insertButton = new javax.swing.JButton();
        receiveButton = new javax.swing.JButton();

        setClosable(true);
        setIconifiable(true);
        setTitle("车票添加");

        jLabel1.setText("车次编号:");

        jLabel2.setText("出发站点:");

        jLabel3.setText("到达站点:");

        jLabel4.setText("座位信息:");

        jLabel5.setText("发车时间:");

        jLabel6.setText("到达时间:");

        jLabel7.setText("备  注:");

        remarkTxt.setColumns(20);
        remarkTxt.setRows(5);
        jScrollPane1.setViewportView(remarkTxt);

        jLabel8.setFont(new java.awt.Font("华文行楷", 1, 24)); // NOI18N
        jLabel8.setText("车票信息填写");

        startStationBox.setModel(new javax.swing.DefaultComboBoxModel<TricketType>(new TricketType[] { }));
        startStationBox.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                startStationBoxActionPerformed(evt);
            }
        });

        endStationBox.setModel(new javax.swing.DefaultComboBoxModel<TricketType>(new TricketType[] {  }));
        endStationBox.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                endStationBoxActionPerformed(evt);
            }
        });

        seatBox.setModel(new javax.swing.DefaultComboBoxModel<>(new String[] { "硬座", "软座", "硬卧", "软卧" }));
        seatBox.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                seatActionPerformed(evt);
            }
        });

        jLabel9.setText("票   价:");

        insertButton.setText("添加");
        insertButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                try {
                    insertButtonActionPerformed(evt);
                } catch (ParseException e) {
                    e.printStackTrace();
                }
            }
        });

        receiveButton.setText("重置");
        receiveButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                receiveButtonActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(layout.createSequentialGroup()
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                        .addGroup(layout.createSequentialGroup()
                                                .addGap(146, 146, 146)
                                                .addComponent(jLabel8))
                                        .addGroup(layout.createSequentialGroup()
                                                .addGap(48, 48, 48)
                                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                                        .addGroup(layout.createSequentialGroup()
                                                                .addComponent(jLabel1)
                                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                                                .addComponent(TricketIDTxt, javax.swing.GroupLayout.PREFERRED_SIZE, 273, javax.swing.GroupLayout.PREFERRED_SIZE))
                                                        .addGroup(layout.createSequentialGroup()
                                                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                                                        .addComponent(jLabel2)
                                                                        .addComponent(jLabel4))
                                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                                                        .addGroup(layout.createSequentialGroup()
                                                                                .addComponent(startStationBox, javax.swing.GroupLayout.PREFERRED_SIZE, 109, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                                                                .addComponent(jLabel3))
                                                                        .addGroup(layout.createSequentialGroup()
                                                                                .addComponent(seatBox, javax.swing.GroupLayout.PREFERRED_SIZE, 109, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                                                                .addComponent(jLabel9)))
                                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                                                        .addComponent(priceTxt)
                                                                        .addComponent(endStationBox, 0, 90, Short.MAX_VALUE)))
                                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                                                                .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
                                                                        .addComponent(jLabel5)
                                                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                                                        .addComponent(startTimetxt))
                                                                .addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
                                                                        .addComponent(jLabel6)
                                                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                                                        .addComponent(endTimeTxt, javax.swing.GroupLayout.PREFERRED_SIZE, 273, javax.swing.GroupLayout.PREFERRED_SIZE)))
                                                        .addGroup(layout.createSequentialGroup()
                                                                .addComponent(jLabel7)
                                                                .addGap(18, 18, 18)
                                                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                                                        .addGroup(layout.createSequentialGroup()
                                                                                .addComponent(insertButton)
                                                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                                                                .addComponent(receiveButton))
                                                                        .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 271, javax.swing.GroupLayout.PREFERRED_SIZE))))))
                                .addContainerGap(49, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                .addGap(20, 20, 20)
                                .addComponent(jLabel8)
                                .addGap(26, 26, 26)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel1)
                                        .addComponent(TricketIDTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel2)
                                        .addComponent(startStationBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(jLabel3)
                                        .addComponent(endStationBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel4)
                                        .addComponent(seatBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(jLabel9)
                                        .addComponent(priceTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel5)
                                        .addComponent(startTimetxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel6)
                                        .addComponent(endTimeTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                        .addComponent(jLabel7)
                                        .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                        .addComponent(insertButton)
                                        .addComponent(receiveButton))
                                .addContainerGap(70, Short.MAX_VALUE))
        );

        pack();
        fillstartStationBox();
    }

    private  void fillstartStationBox(){
        Connection con=null;
        TricketType tricketType=new TricketType();
        try {
            con=conn.getCon();
            ResultSet rs =TricketTypeDao.list(con,new TricketType());
            while(rs.next()){
                tricketType=new TricketType();
                tricketType.setId(rs.getInt("id"));
                tricketType.setStation(rs.getString("station"));
                this.startStationBox.addItem(tricketType);
                this.endStationBox.addItem(tricketType);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

    }

    private void startStationBoxActionPerformed(java.awt.event.ActionEvent evt) {

    }

    private void endStationBoxActionPerformed(java.awt.event.ActionEvent evt) {

    }

    private void seatActionPerformed(java.awt.event.ActionEvent evt) {

    }

    private void insertButtonActionPerformed(java.awt.event.ActionEvent evt) throws ParseException {
        String trickID = TricketIDTxt.getText();
        String price = priceTxt.getText();
        String remarks = remarkTxt.getText();
        if (StringUil.isEmpty(trickID)) {
            JOptionPane.showMessageDialog(null,"车次编号不能为空!!!");
            return;
        }else if(StringUil.isEmpty(price)) {
            JOptionPane.showMessageDialog(null,"车票价格不能为空!!!");
            return;
        }else if(StringUil.isEmpty(startTimetxt.getText())) {
            JOptionPane.showMessageDialog(null,"发车时间不能为空!!!");
            return;
        }else if(StringUil.isEmpty(endTimeTxt.getText())) {
            JOptionPane.showMessageDialog(null,"到站时间不能为空!!!");
            return;
        }
        java.sql.Date endTime = Date.valueOf(endTimeTxt.getText());
        java.sql.Date startTime = Date.valueOf(startTimetxt.getText());

        String seatt=(String)seatBox.getSelectedItem();
        TricketType tricketType=(TricketType) startStationBox.getSelectedItem();
        TricketType tricketType1=(TricketType) endStationBox.getSelectedItem();
        assert tricketType != null;
        assert tricketType1 != null;
        if(tricketType.getId()==tricketType1.getId()){
            JOptionPane.showMessageDialog(null,"出发地与目的地相同,请重新选择!!");
            return;
        }
        Tricket tricket=new Tricket(Integer.parseInt(trickID),tricketType.getId(),tricketType.getStation(),tricketType1.getId(),
                            tricketType1.getStation(),seatt,Float.parseFloat(price),startTime,
                            endTime,remarks);
        Connection con=null;
        try {
            con=conn.getCon();
            int addNum=TricketDao.add(con,tricket);
            if(addNum==1){
                JOptionPane.showMessageDialog(null,"车票添加成功");
                resetValue();
            }else{
                JOptionPane.showMessageDialog(null,"车票添加失败!!");
            }
        } catch (Exception e) {
            JOptionPane.showMessageDialog(null,"车票添加失败!!");
            e.printStackTrace();
        }finally {
            try {
                conn.closeCon(con);
            } catch (Exception e) {
                JOptionPane.showMessageDialog(null,"数据库关闭失败!!");
                e.printStackTrace();
            }
        }
    }
    private void resetValue(){
        this.remarkTxt.setText("");
        this.endTimeTxt.setText("");
        this.priceTxt.setText("");
        this.TricketIDTxt.setText("");
        this.startTimetxt.setText("");
        if(this.endStationBox.getItemCount()>0){
            this.endStationBox.setSelectedIndex(0);
        }
        if(this.startStationBox.getItemCount()>0){
            this.startStationBox.setSelectedIndex(0);
        }
        if(this.seatBox.getItemCount()>0){
            this.seatBox.setSelectedIndex(0);
        }
    }
    private void receiveButtonActionPerformed(java.awt.event.ActionEvent evt) {
        resetValue();
    }

    private javax.swing.JTextField TricketIDTxt;
    private javax.swing.JTextField endTimeTxt;
    private javax.swing.JButton insertButton;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel5;
    private javax.swing.JLabel jLabel6;
    private javax.swing.JLabel jLabel7;
    private javax.swing.JLabel jLabel8;
    private javax.swing.JLabel jLabel9;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextArea remarkTxt;
    private javax.swing.JTextField priceTxt;
    private javax.swing.JButton receiveButton;
    private javax.swing.JTextField startTimetxt;
    // End of variables declaration
}

3.3 售票类型功能数据库实现

package dao;

import model.TricketType;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;

public class TricketTypeDao {
    public int add(Connection con, TricketType tricket_type) throws Exception{
        String sql="insert into station_inform values(null,?,?)";
        PreparedStatement pstmt =con.prepareStatement(sql);
        System.out.println(tricket_type.getStation()+"  "+tricket_type.getDescribe());
        pstmt.setString(1,tricket_type.getStation());
        pstmt.setString(2,tricket_type.getDescribe());
        return pstmt.executeUpdate();
    }
    public static ResultSet list(Connection con, TricketType tricket_type) throws Exception {
        StringBuffer strb =new StringBuffer("select * from station_inform");
        if(StringUil.isNotEmpty(tricket_type.getStation())){
            strb.append(" and station like '%"+tricket_type.getStation()+"%'");
        }
        PreparedStatement pstm=con.prepareStatement(strb.toString().replaceFirst("and","where"));
        return pstm.executeQuery();
    }
    public int delete(Connection con,String id) throws Exception{
        String sql="delete from station_inform where id=?";
        PreparedStatement pstmt=con.prepareStatement(sql);
        pstmt.setString(1,id);
        return pstmt.executeUpdate();
    }

    public int update(Connection con, TricketType tricket)throws Exception{
        String sql="Update station_inform set station=?,describee=? where id=?";
        PreparedStatement pstmt=con.prepareStatement(sql);
        pstmt.setString(1,tricket.getStation());
        pstmt.setString(2,tricket.getDescribe());
        pstmt.setInt(3,tricket.getId());
        return pstmt.executeUpdate();
    }
}

4. 售票管理

4.1售票管理界面显示

在这里插入图片描述

4.2 售票管理功能实现


package view;

import dao.StringUil;
import dao.TricketDao;
import dao.TricketTypeDao;
import dao.connectDao;
import model.Tricket;
import model.TricketType;

import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.sql.Connection;
import java.sql.Date;
import java.sql.ResultSet;
import java.util.Vector;

public class tricketSelectFrame extends javax.swing.JInternalFrame {

    private connectDao conn=new connectDao();
    private TricketTypeDao tricketTydao=new TricketTypeDao();
    private TricketDao tricketdao=new TricketDao();
    public tricketSelectFrame() {
        initComponents();
    }

    private JComboBox<TricketType> s_endStationBox;
    private JComboBox<TricketType> s_startStationBox;
    private javax.swing.JTextField s_tricketID;
    private javax.swing.JTable resultTable;
    @SuppressWarnings("unchecked")
    private void initComponents() {

        jScrollPane1 = new javax.swing.JScrollPane();
        resultTable = new javax.swing.JTable();
        jPanel1 = new javax.swing.JPanel();
        jLabel1 = new javax.swing.JLabel();
        s_tricketID = new javax.swing.JTextField();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        selectButton = new javax.swing.JButton();
        s_startStationBox = new JComboBox<TricketType>();
        s_endStationBox = new javax.swing.JComboBox<TricketType>();
        jPanel2 = new javax.swing.JPanel();
        jLabel4 = new javax.swing.JLabel();
        tricketIdTxt = new javax.swing.JTextField();
        jLabel5 = new javax.swing.JLabel();
        startStationTxt = new javax.swing.JTextField();
        jLabel6 = new javax.swing.JLabel();
        endStationTxt = new javax.swing.JTextField();
        jLabel7 = new javax.swing.JLabel();
        seatTypeTxt = new javax.swing.JTextField();
        jLabel8 = new javax.swing.JLabel();
        priceTxt = new javax.swing.JTextField();
        jLabel9 = new javax.swing.JLabel();
        startTimeTxt = new javax.swing.JTextField();
        jLabel10 = new javax.swing.JLabel();
        endTimeTxt = new javax.swing.JTextField();
        jLabel11 = new javax.swing.JLabel();
        remarksTxt = new javax.swing.JTextField();
        updateButton = new javax.swing.JButton();
        deleteButton = new javax.swing.JButton();

        setClosable(true);
        setIconifiable(true);
        setTitle("车票管理");

        resultTable.setModel(new javax.swing.table.DefaultTableModel(
                new Object [][] {
                        {null, null, null, null, null, null, null, null},
                        {null, null, null, null, null, null, null, null},
                        {null, null, null, null, null, null, null, null},
                        {null, null, null, null, null, null, null, null},
                        {null, null, null, null, null, null, null, null},
                        {null, null, null, null, null, null, null, null},
                        {null, null, null, null, null, null, null, null}
                },
                new String [] {
                        "车次编号", "出发站名", "目的站名", "座位类型", "车票价格", "发车时间", "到达时间", "备注"
                }
        ) {
            Class[] types = new Class [] {
                    java.lang.Object.class, java.lang.String.class, java.lang.String.class, java.lang.String.class, java.lang.Float.class, java.lang.Object.class, java.lang.Object.class, java.lang.String.class
            };
            boolean[] canEdit = new boolean [] {
                    false, false, false, false, false, false, false, false
            };

            public Class getColumnClass(int columnIndex) {
                return types [columnIndex];
            }

            public boolean isCellEditable(int rowIndex, int columnIndex) {
                return canEdit [columnIndex];
            }
        });
        resultTable.addMouseListener(new MouseAdapter() {
            @Override
            public void mousePressed(MouseEvent evt) {
                resultTableMousePressed(evt);
            }
        });
        jScrollPane1.setViewportView(resultTable);

        jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder("搜索条件"));

        jLabel1.setText("车次信息:");

        jLabel2.setText("出发站点:");

        jLabel3.setText("目的站点:");

        selectButton.setText("搜索");
        selectButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                selectButtonActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
                jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(jPanel1Layout.createSequentialGroup()
                                .addGap(20, 20, 20)
                                .addComponent(jLabel1)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(s_tricketID, javax.swing.GroupLayout.PREFERRED_SIZE, 107, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(18, 18, 18)
                                .addComponent(jLabel2)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(s_startStationBox, javax.swing.GroupLayout.PREFERRED_SIZE, 107, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(18, 18, 18)
                                .addComponent(jLabel3)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(s_endStationBox, javax.swing.GroupLayout.PREFERRED_SIZE, 105, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(18, 18, 18)
                                .addComponent(selectButton)
                                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        jPanel1Layout.setVerticalGroup(
                jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(jPanel1Layout.createSequentialGroup()
                                .addGap(12, 12, 12)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(s_tricketID, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(jLabel2)
                                        .addComponent(jLabel1)
                                        .addComponent(jLabel3)
                                        .addComponent(selectButton)
                                        .addComponent(s_startStationBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(s_endStationBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addContainerGap(22, Short.MAX_VALUE))
        );

        jPanel2.setBorder(javax.swing.BorderFactory.createTitledBorder("车票修改"));

        jLabel4.setText("车次编号:");

        tricketIdTxt.setEditable(false);
        startStationTxt.setEditable(false);
        endStationTxt.setEditable(false);

        jLabel5.setText("出发站点:");

        jLabel6.setText("目的站点:");

        jLabel7.setText("座位类型:");

        jLabel8.setText("车票价格:");

        jLabel9.setText("发车时间:");

        startTimeTxt.setEditable(true);

        jLabel10.setText("到达时间:");

        endTimeTxt.setEditable(true);

        jLabel11.setText("备注:");

        javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
        jPanel2.setLayout(jPanel2Layout);
        jPanel2Layout.setHorizontalGroup(
                jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
                                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                        .addGroup(jPanel2Layout.createSequentialGroup()
                                                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                                        .addGroup(jPanel2Layout.createSequentialGroup()
                                                                .addComponent(jLabel7)
                                                                .addGap(18, 18, 18)
                                                                .addComponent(seatTypeTxt))
                                                        .addGroup(jPanel2Layout.createSequentialGroup()
                                                                .addComponent(jLabel4)
                                                                .addGap(18, 18, 18)
                                                                .addComponent(tricketIdTxt, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE)))
                                                .addGap(18, 18, 18)
                                                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                                        .addGroup(jPanel2Layout.createSequentialGroup()
                                                                .addComponent(jLabel10)
                                                                .addGap(18, 18, 18)
                                                                .addComponent(endTimeTxt))
                                                        .addGroup(jPanel2Layout.createSequentialGroup()
                                                                .addComponent(jLabel5)
                                                                .addGap(18, 18, 18)
                                                                .addComponent(startStationTxt, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE))
                                                        .addGroup(jPanel2Layout.createSequentialGroup()
                                                                .addComponent(jLabel8)
                                                                .addGap(18, 18, 18)
                                                                .addComponent(priceTxt)))
                                                .addGap(18, 18, 18)
                                                .addComponent(jLabel6)
                                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                                .addComponent(endStationTxt, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                .addContainerGap())
                                        .addGroup(jPanel2Layout.createSequentialGroup()
                                                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                                        .addComponent(jLabel11)
                                                        .addComponent(jLabel9))
                                                .addGap(18, 18, 18)
                                                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                                        .addGroup(jPanel2Layout.createSequentialGroup()
                                                                .addComponent(startTimeTxt, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                                .addGap(434, 434, 434))
                                                        .addGroup(jPanel2Layout.createSequentialGroup()
                                                                .addComponent(remarksTxt, javax.swing.GroupLayout.PREFERRED_SIZE, 336, javax.swing.GroupLayout.PREFERRED_SIZE)
                                                                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))))))
        );
        jPanel2Layout.setVerticalGroup(
                jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(jPanel2Layout.createSequentialGroup()
                                .addContainerGap()
                                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel4)
                                        .addComponent(tricketIdTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(jLabel5)
                                        .addComponent(startStationTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(jLabel6)
                                        .addComponent(endStationTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(18, 18, 18)
                                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel7)
                                        .addComponent(seatTypeTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(jLabel8)
                                        .addComponent(priceTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(18, 18, 18)
                                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel9)
                                        .addComponent(startTimeTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                        .addComponent(jLabel10)
                                        .addComponent(endTimeTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(jLabel11)
                                        .addComponent(remarksTxt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addContainerGap(25, Short.MAX_VALUE))
        );

        updateButton.setText("修改");
        updateButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                updateButtonActionPerformed(evt);
            }
        });

        deleteButton.setText("删除");
        deleteButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                deleteButtonActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(layout.createSequentialGroup()
                                .addGap(46, 46, 46)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                        .addGroup(layout.createSequentialGroup()
                                                .addComponent(updateButton)
                                                .addGap(45, 45, 45)
                                                .addComponent(deleteButton))
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                                .addComponent(jScrollPane1)
                                                .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                                .addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
                                .addContainerGap(45, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
                layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                        .addGroup(layout.createSequentialGroup()
                                .addContainerGap()
                                .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(27, 27, 27)
                                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 140, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(43, 43, 43)
                                .addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                        .addComponent(updateButton)
                                        .addComponent(deleteButton))
                                .addContainerGap(31, Short.MAX_VALUE))
        );
        this.fillTricketBox();
        //this.fillTable(new Tricket());
        pack();
    }// </editor-fold>

    private void selectButtonActionPerformed(java.awt.event.ActionEvent evt) {
        // TODO add your handling code here:
        String tricketID=this.s_tricketID.getText();
        TricketType tricketType=(TricketType) this.s_startStationBox.getSelectedItem();
        TricketType tricketType1=(TricketType) this.s_endStationBox.getSelectedItem();
        String start=tricketType.getStation();
        String end=tricketType1.getStation();
        Tricket tricket=null;
        if(StringUil.isEmpty(tricketID)){
            tricket=new Tricket(-1,start,end);
        }else{
            tricket=new Tricket(Integer.parseInt(tricketID),start,end);
        }
        this.fillTable(tricket);
    }

    private void resultTableMousePressed(MouseEvent evt) {
        // TODO add your handling code here:
        int row= this.resultTable.getSelectedRow();
        this.tricketIdTxt.setText((String) resultTable.getValueAt(row,0));
        this.startStationTxt.setText((String) resultTable.getValueAt(row,1));
        this.endStationTxt.setText((String) resultTable.getValueAt(row,2));
        this.seatTypeTxt.setText((String) resultTable.getValueAt(row,3));
        this.priceTxt.setText( resultTable.getValueAt(row,4)+"");
        this.startTimeTxt.setText( resultTable.getValueAt(row,5)+"");
        this.endTimeTxt.setText( resultTable.getValueAt(row,6)+"");
        this.remarksTxt.setText((String) resultTable.getValueAt(row,7));
    }

    private void updateButtonActionPerformed(java.awt.event.ActionEvent evt) {
        // TODO add your handling code here:
        String id =this.tricketIdTxt.getText();
        if(StringUil.isEmpty(id)){
            JOptionPane.showMessageDialog(null,"请选择需要修改的数据");
            return;
        }
        int ID=Integer.parseInt(id);
        String start=this.startStationTxt.getText();
        String end=this.endStationTxt.getText();
        String seat=this.seatTypeTxt.getText();
        Float price=Float.parseFloat(this.priceTxt.getText());
        java.sql.Date starttime=java.sql.Date.valueOf(this.startTimeTxt.getText());
        Date endtime=java.sql.Date.valueOf(this.endTimeTxt.getText());
        String remarks=this.remarksTxt.getText();
        Tricket tricket=new Tricket(ID,start,end,price,seat,starttime,endtime,remarks);
        Connection con=null;
        try {
            con=conn.getCon();
            int addNum=TricketDao.update(con,tricket);
            if(addNum==1){
                JOptionPane.showMessageDialog(null,"车票修改成功");
                this.fillTable(new Tricket());
                resetValue();
            }else{
                JOptionPane.showMessageDialog(null,"车票修改失败!!");
            }
        } catch (Exception e) {
            JOptionPane.showMessageDialog(null,"车票修改失败!!");
            e.printStackTrace();
        }finally {
            try {
                conn.closeCon(con);
            } catch (Exception e) {
                JOptionPane.showMessageDialog(null,"数据库关闭失败!!");
                e.printStackTrace();
            }
        }
    }

    private void deleteButtonActionPerformed(java.awt.event.ActionEvent evt) {
        // TODO add your handling code here:
        String id =this.tricketIdTxt.getText();
        if(StringUil.isEmpty(id)){
            JOptionPane.showMessageDialog(null,"请选择需要删除的记录");
            return;
        }
        int n=JOptionPane.showConfirmDialog(null,"确定要删除这条记录吗?");
        if(n==0){
            Connection con=null;
            try {
                con=conn.getCon();
                int deleteNum=tricketdao.delete(con,id);
                if(deleteNum==1){
                    JOptionPane.showMessageDialog(null,"删除成功");
                    this.resetValue();
                    this.fillTable(new Tricket(

                    ));
                }else{
                    JOptionPane.showMessageDialog(null,"删除失败");
                }
            } catch (Exception e) {
                JOptionPane.showMessageDialog(null,"删除失败");
                e.printStackTrace();
            }finally {
                try {
                    conn.closeCon(con);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }
    }
    private void fillTricketBox(){
        Connection con=null;
        TricketType tricketType=null;
        try {
            con=conn.getCon();
            ResultSet rs= TricketTypeDao.list(con,new TricketType());
            tricketType=new TricketType();
            tricketType.setStation("请选择...");
            tricketType.setId(-1);
            this.s_endStationBox.addItem(tricketType);
            this.s_startStationBox.addItem(tricketType);
            while (rs.next()){
                tricketType=new TricketType();
                tricketType.setStation(rs.getString("station"));
                tricketType.setId(rs.getInt("id"));
                this.s_startStationBox.addItem(tricketType);
                this.s_endStationBox.addItem(tricketType);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }finally {
            try {
                conn.closeCon(con);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }

    private void resetValue(){
        this.tricketIdTxt.setText("");
        this.startStationTxt.setText("");
        this.endStationTxt.setText("");
        this.seatTypeTxt.setText("");
        this.priceTxt.setText("");
        this.startTimeTxt.setText("");
        this.endTimeTxt.setText("");
        this.remarksTxt.setText("");
    }

    private void fillTable(Tricket tricket){
        DefaultTableModel dtm =(DefaultTableModel) resultTable.getModel();
        dtm.setRowCount(0);
        Connection con=null;
        try{
            con=conn.getCon();
            ResultSet rs=tricketdao.list(con,tricket);
            while(rs.next()){
                Vector<java.io.Serializable> v=new Vector<>();
                v.add(rs.getString("id"));
                v.add(rs.getString("startStation"));
                v.add(rs.getString("endStation"));
                v.add(rs.getString("seat"));
                v.add(rs.getFloat("price"));
                v.add(rs.getDate("startTime"));
                v.add(rs.getDate("arriveTime"));
                v.add(rs.getString("remarks"));
                dtm.addRow(v);
            }
        }catch (Exception e){
            e.printStackTrace();
        }finally {
            try {
                conn.closeCon(con);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
    // Variables declaration - do not modify
    private javax.swing.JButton deleteButton;
    private javax.swing.JTextField endStationTxt;
    private javax.swing.JTextField endTimeTxt;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel10;
    private javax.swing.JLabel jLabel11;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel5;
    private javax.swing.JLabel jLabel6;
    private javax.swing.JLabel jLabel7;
    private javax.swing.JLabel jLabel8;
    private javax.swing.JLabel jLabel9;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextField priceTxt;
    private javax.swing.JTextField remarksTxt;
    private javax.swing.JTextField seatTypeTxt;
    private javax.swing.JButton selectButton;
    private javax.swing.JTextField startStationTxt;
    private javax.swing.JTextField startTimeTxt;
    private javax.swing.JTextField tricketIdTxt;
    private javax.swing.JButton updateButton;
    // End of variables declaration
}

4.3 售票管理功能数据库实现

package dao;

import model.Tricket;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.Objects;

public class TricketDao {

    public static int add(Connection con, Tricket tricket) throws Exception{
        String sql ="insert into tricket values(?,?,?,?,?,?,?,?,?,?)";
        PreparedStatement pstmt=con.prepareStatement(sql);
        pstmt.setInt(1,tricket.getId());
        pstmt.setInt(2,tricket.getStartID());
        pstmt.setString(3,tricket.getStartStation());
        pstmt.setInt(4,tricket.getEndID());
        pstmt.setString(5,tricket.getEndStation());
        pstmt.setString(6,tricket.getSeat());
        pstmt.setFloat(7,tricket.getPrice());
        pstmt.setDate(8,tricket.getStartTime());
        pstmt.setDate(9,tricket.getEndTime());
        pstmt.setString(10,tricket.getRemarks());
        return pstmt.executeUpdate();
    }

    public ResultSet list(Connection con,Tricket tricket) throws Exception{
        StringBuffer srb= new StringBuffer("select * from tricket b,station_inform c where b.startStation=c.station");
        if(tricket.getId()!=-1 && tricket.getId()!=0){
            srb.append(" and b.id="+tricket.getId());
        }
        if(StringUil.isNotEmpty(tricket.getStartStation()) && !Objects.equals(tricket.getStartStation(), "请选择...")){
            srb.append(" and b.startStation like '%"+tricket.getStartStation()+"%'");
        }
        if(StringUil.isNotEmpty(tricket.getEndStation()) && !Objects.equals(tricket.getEndStation(), "请选择...")){
            srb.append(" and b.endStation like '%"+tricket.getEndStation()+"%'");
        }
        PreparedStatement pstmt = con.prepareStatement(srb.toString());
        //System.out.println(srb);
        return pstmt.executeQuery();
    }
    public int delete(Connection con,String id) throws Exception{
        String sql ="delete from tricket where id=?";
        PreparedStatement pstmt=con.prepareStatement(sql);
        pstmt.setString(1,id);
        return pstmt.executeUpdate();
    }
    public static int update(Connection con, Tricket tricket) throws Exception{
        String sql ="update tricket set startStation=?," +
                "endStation=?,seat=?,price=?,startTime=?,arriveTime=?," +
                "remarks=? where id=?";
        PreparedStatement pstmt=con.prepareStatement(sql);
        pstmt.setString(1,tricket.getStartStation());
        pstmt.setString(2,tricket.getEndStation());
        pstmt.setString(3,tricket.getSeat());
        pstmt.setFloat(4,tricket.getPrice());
        pstmt.setDate(5,tricket.getStartTime());
        pstmt.setDate(6,tricket.getEndTime());
        pstmt.setString(7,tricket.getRemarks());
        pstmt.setInt(8,tricket.getId());

        return pstmt.executeUpdate();
    }
}

5. 数据库部分

5.1数据库部分展示

在这里插入图片描述

6 项目结构

在这里插入图片描述

结束

只是部分代码,借鉴的话足够了,想要运行的话还差好多,太长了。这都50000多字了先算了
这个里面已经包含了,数据库操作和java逻辑的实现,学习的话足够了,源码 在下面网盘链接:是全部的代码了,拿了请留下你的关注个赞谢谢。
->网盘链接:https://pan.baidu.com/s/1CD3gFm68jeA0pEvQKriexg 验证码:yyds

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