Java-猜数游戏_用java设计一个猜数程序

1.团队名称 团队成员 任务分配

2项目简介
计算机产生随机数，猜中即胜，猜不中，提示是大了还是小了，继续猜，直至猜到，给出所用时间和评语。保留用户测试成绩，做出成绩排行榜。排行榜存放到文件中。
项目功能架构图
程序流程图

UML类图

git提交截图和地址
git地址

运行截图

主要代码
窗口编写

import javax.swing.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
 
public class Guider {
    public static void main(String[] args) {
        JFrame frame = new JFrame("猜数字游戏");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(500, 300);
        frame.setLocationRelativeTo(null);
        frame.setVisible(true);
 
        JPanel panel = new JPanel();
        panel.setLayout(null);
        frame.add(panel);
 
        JButton startBtn = new JButton("A 开始游戏");
        startBtn.setBounds(120, 100, 100, 30);
        panel.add(startBtn);
 
        JButton exitBtn = new JButton("B 开始游戏");
        exitBtn.setBounds(280, 100, 100, 30);
        panel.add(exitBtn);
 
        startBtn.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                frame.dispose();
                new Main("A");
            }
        });
 
        exitBtn.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                frame.dispose();
                new Main("B");
            }
        });
    }
}
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游戏主体

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.*;
import java.util.ArrayList;
import java.util.Date;

public class Main {
    int count = 1;
    // 计时
    Date startTime ;
   music bgm = new music();


    Main(String name) {
        bgm.playMusic();
        JFrame frame = new JFrame("猜数字游戏");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setSize(500, 300);
        frame.setLocationRelativeTo(null);
        frame.setVisible(true);
        Container con = frame.getContentPane();
        con.setBackground(Color.yellow);

        JPanel panel = new JPanel();
        panel.setLayout(null);
        frame.add(panel);

        JLabel label = new JLabel("请输入一个1-100的数字");
        label.setBounds(180, 20, 200, 30);
        panel.add(label);

        JTextField textField = new JTextField();
        textField.setBounds(180, 60, 100, 30);
        panel.add(textField);

        JButton submitBtn = new JButton("提交");
        submitBtn.setBounds(180, 100, 100, 30);
        panel.add(submitBtn);

        JButton exitBtn = new JButton("退出游戏");
        exitBtn.setBounds(180, 140, 100, 30);
        panel.add(exitBtn);

        JLabel resultLabel = new JLabel();
        resultLabel.setBounds(180, 180, 200, 30);
        panel.add(resultLabel);

        int random = (int) (Math.random() * 100 + 1);
        System.out.println(random);


        submitBtn.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                // 开始计时
                if (count == 1) {
                    startTime = new Date();
                }

                String text = textField.getText();
                int num = Integer.parseInt(text);
                if (num > random) {
                    resultLabel.setText("第" + count + "次回答，猜大了");
                } else if (num < random) {
                    resultLabel.setText("第" + count + "次回答，猜小了");
                } else {
                    resultLabel.setText("第" + count + "次回答，猜对了");
                    // 结束计时
                    Date endTime = new Date();
                    long time = endTime.getTime() - startTime.getTime();
                    JOptionPane.showMessageDialog(null, "恭喜你，猜对了！用时" + time / 1000 + "秒");
                    pushRankingList(name, time / 1000, count);
                }
                count++;
            }
        });

        exitBtn.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                frame.dispose();
                new Guider().main(null);
            }
        });
    }


    // 生成排行榜文件
    public void pushRankingList(String name, long time, int count) {
        // 创建文件
        File file = new File("排行榜.txt");
        if (!file.exists()) {
            try {
                file.createNewFile();
                FileWriter fw = new FileWriter(file, true);
                BufferedWriter bw = new BufferedWriter(fw);
                bw.write("排名-姓名-用时(秒)-次数\n");
                bw.close();
                fw.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
        try {
            // 获取行数
            FileReader fr = new FileReader(file);
            BufferedReader br = new BufferedReader(fr);
            int line = 0;
            while (br.readLine() != null) {
                line++;
            }
            br.close();
            fr.close();

            FileWriter fw = new FileWriter(file, true);
            BufferedWriter bw = new BufferedWriter(fw);
            bw.write(line + "-" + name + "-" + time + "-" + count + "次\n");
            bw.close();
            fw.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        sortRankinList();
    }

    // 给排行榜排序
    public void sortRankinList() {
        // 读取文件
        ArrayList<String> list = new ArrayList<>();
        File file = new File("排行榜.txt");
        int lineNumber = 1;
        try {
            FileReader fr = new FileReader(file);
            BufferedReader br = new BufferedReader(fr);
            String line = br.readLine();
            while (line != null) {
                if (lineNumber > 1 && !line.isEmpty()) {
                    list.add(line);
                }
                line = br.readLine();
                lineNumber++;
            }
            br.close();
            fr.close();
        } catch (Exception e) {
            e.printStackTrace();
        }

        // 给排行榜排序
        list.sort((o1, o2) -> {
            String[] split1 = o1.split("-");
            String[] split2 = o2.split("-");
            return Integer.parseInt(split1[2]) - Integer.parseInt(split2[2]);
        });

        // 重新写入文件
        try {
            FileWriter fw = new FileWriter(file);
            BufferedWriter bw = new BufferedWriter(fw);
            bw.write("排名-姓名-用时(秒)-次数\n");
            for (int i = 0; i < list.size(); i++) {
                String name = list.get(i).split("-")[1];
                String time = list.get(i).split("-")[2];
                String count = list.get(i).split("-")[3];
                bw.write((i + 1) + "-" + name + "-" + time + "-" + count + "\n");
            }
            bw.close();
            fw.close();
        } catch (Exception e) {
            e.printStackTrace();
        }

    }
}

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背景音乐播放

import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.Clip;
import javax.sound.sampled.FloatControl;
import java.io.File;

public class music {
    static Clip clip;
    public static void playMusic() {
        try
        {
            File musicPath = new File("D:\\CloudMusic\\music.wav");

            if(musicPath.exists())
            {
                AudioInputStream audioInput = AudioSystem.getAudioInputStream(musicPath);
                clip = AudioSystem.getClip();
                clip.open(audioInput);
                FloatControl gainControl = (FloatControl)clip.getControl(FloatControl.Type.MASTER_GAIN);
                gainControl.setValue(-20.0f);
                clip.start();
                clip.loop(Clip.LOOP_CONTINUOUSLY);
            }
            else
            {

            }


        }
        catch(Exception ex)
        {
            ex.printStackTrace();
        }

    }
}
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6课程设计感想
还有很多难的内容实现不了,在实际设计中才发现，书本上理论性的东西与在实际运用中的还是有一定的出入的，所以有些问题不但要深入地理解，而且要不断地更正以前的错误思维。一切问题必须要靠自己一点一滴的解决，而在解决的过程当中你会发现自己在飞速的提升。