每日汇报 第七周第六天 JAVA开学考程序完成

今日学习：

　　加上昨天今天JAVA开学考程序终于完成了，代码如下，在论文正文内容输出居中方面还是有问题，想不出解决方案了

　　PaperManagement类：

import java.util.Scanner;
import java.util.List;
import java.util.ArrayList;
import java.lang.StringBuilder;
import org.apache.commons.lang3.StringUtils;

public class PaperManagement {
    static int totalWidth = 59;
    
    static List<ScoreInformation> scoreList = new ArrayList<>();

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int userInput;
        
        //添加学生信息
        scoreList.add(new ScoreInformation("20203982","薛贺程","信2005-1班","paper 1","body 1",85.0,false));
        //....
        //etc
        
        while(true) {
            displayMainMenu();
            userInput = scanner.nextInt();
            scanner.nextLine();
            switch (userInput) {
                case 1:
                    paperSubmit(scanner);
                    break;
                case 2:
                    paperPass(scanner);
                    break;
                case 3:
                    paperReview(scanner);
                    break;
                case 4:
                    Exit();
                    scanner.close();
                    return;
                default:
                    System.out.println("该选项不存在");
            }
        }
    }
        
    
    
    public static void displayMainMenu() {
        
        System.out.println("***********************************************************");
        System.out.println(StringUtils.center("石家庄铁道大学软件工程系", totalWidth));
        System.out.println(StringUtils.center("毕业设计论文管理系统2021版", totalWidth));
        System.out.println("***********************************************************");
        System.out.println(StringUtils.center("1、毕业设计论文提交",totalWidth));
        System.out.println(StringUtils.center("2、毕业设计论文查重", totalWidth));
        System.out.println(StringUtils.center("3、毕业设计论文审查", totalWidth));
        System.out.println(StringUtils.center("4、退出论文管理系统", totalWidth));
        System.out.println("***********************************************************");
    }
    

    public static void paperSubmit(Scanner scanner) {
        
        String temporaryPaperTitle = " ";
        String temporaryPaperBody = " ";
        StringBuilder s1 = new StringBuilder();
        String result;
        
        
        while(true) {

            System.out.println("***********************************************************");
            System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
            System.out.println(StringUtils.center("毕业设计论文提交", totalWidth));
            System.out.println("***********************************************************");
            System.out.println(StringUtils.center("请输入学生学号：XXXXXXXX", totalWidth));
            System.out.println("***********************************************************");
            
            String stunuInput = scanner.nextLine();

            
            ScoreInformation foundStudent = findStudentWay (scoreList,stunuInput);
            
            if (foundStudent!=null) {
                while(true) {
                    
                System.out.println("***********************************************************");
                System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
                System.out.println(StringUtils.center("毕业设计论文提交", totalWidth));
                System.out.println("***********************************************************");
                
                s1.append("学生学号：").append(foundStudent.getStun());
                result = s1.toString();
                s1.setLength(0);
                
                System.out.println(StringUtils.center(result, totalWidth));
                
                s1.append("学生姓名：").append(foundStudent.getName());
                result = s1.toString();
                s1.setLength(0);
                
                System.out.println(StringUtils.center(result, totalWidth));
                
                s1.append("所在班级：").append(foundStudent.getstuClass());
                result = s1.toString();
                s1.setLength(0);
                
                System.out.println(StringUtils.center(result, totalWidth));
                System.out.println(StringUtils.center("请输入毕业设计论文题目：XXXXXX XXXX", totalWidth));
                System.out.println("***********************************************************");
                
                
                String paperTitleInput = scanner.nextLine();
                
                int length = paperTitleInput.length();
                    if ( length > 10){
                        System.out.println("论文题目过长，请重新输入!");
                    }else {
                        temporaryPaperTitle = paperTitleInput;
                        break;
                    }
                
                }
                
                
                while(true) {
                System.out.println(StringUtils.center("请输入论文正文：",totalWidth));
                
                    StringBuilder paperBodyInput = new StringBuilder();
                    while(true) {
                        String line = scanner.nextLine();
                        if (line.equals("END")) {
                            break;
                        }
                        paperBodyInput.append(line).append("\n");
                    }
                    
                    int length = paperBodyInput.length();
                        if ( length > 200){
                            System.out.println("论文正文过长，请重新输入!");
                        }else {
                            temporaryPaperBody = paperBodyInput.toString();
                            break;
                        }
                            
                }
                
                while(true){
                
                System.out.println("***********************************************************");
                System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
                System.out.println(StringUtils.center("毕业设计论文提交", totalWidth));
                System.out.println("***********************************************************");
                
                s1.append("学生学号：").append(foundStudent.getStun());
                result = s1.toString();
                s1.setLength(0);
                
                System.out.println(StringUtils.center(result, totalWidth));
                
                s1.append("学生姓名：").append(foundStudent.getName());
                result = s1.toString();
                s1.setLength(0);
                
                System.out.println(StringUtils.center(result, totalWidth));
                
                s1.append("所在班级：").append(foundStudent.getstuClass());
                result = s1.toString();
                s1.setLength(0);
                
                System.out.println(StringUtils.center(result, totalWidth));
                
                s1.append("毕业设计论文题目：").append(foundStudent.getPapertitle());
                result = s1.toString();
                s1.setLength(0);
                
                System.out.println(StringUtils.center(result, totalWidth));
                
                s1.append("毕业设计论文正文：").append(foundStudent.getPaperbody());
                result = s1.toString();
                s1.setLength(0);
                
                System.out.println(StringUtils.center(result, totalWidth));
                System.out.println(StringUtils.center("该学生成绩已录入完毕，是否提交（Y/N）", totalWidth));
                System.out.println("***********************************************************");
                
                String userConfirm = scanner.nextLine();
                
                if (userConfirm.equals("Y")) {
                    foundStudent.setPapertitle(temporaryPaperTitle);
                    foundStudent.setPaperbody(temporaryPaperBody);
                    return;
                    }else if(userConfirm.equals("N")) {
                        break;
                    }else {
                        System.out.println(StringUtils.center("输入有误！请重新输入", totalWidth));
                    }
                }
                
            }else {
                        System.out.println(StringUtils.center("该学号不存在", totalWidth));
            }
        }

        
    }
    
    
    public static ScoreInformation findStudentWay (List<ScoreInformation>scoreList,String stunuInput) {
        for (ScoreInformation student : scoreList) {
            if(student.getStun().equals(stunuInput)) {
                return student;
            }
        }
        return null;
    }
    
    
    public static void paperPass(Scanner scanner) {
        
        StringBuilder s1 = new StringBuilder();
        String result;
        
        while(true) {
            System.out.println("***********************************************************");
            System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
            System.out.println(StringUtils.center("毕业设计论文提交", totalWidth));
            System.out.println("***********************************************************");
            System.out.println(StringUtils.center("请输入学生学号：XXXXXXXX", totalWidth));
            System.out.println("***********************************************************");
            
            String stunuInput = scanner.nextLine();
            
            ScoreInformation foundStudent = findStudentWay (scoreList,stunuInput);
            
            if(foundStudent!=null) {
                while(true) {
                    
                    
                    
                    System.out.println("***********************************************************");
                    System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
                    System.out.println(StringUtils.center("毕业设计论文查重", totalWidth));
                    System.out.println("***********************************************************");
                    
                    s1.append("学生学号：").append(foundStudent.getStun());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    
                    s1.append("学生姓名：").append(foundStudent.getName());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    
                    s1.append("所在班级：").append(foundStudent.getstuClass());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    
                    s1.append("毕业设计论文题目：").append(foundStudent.getPapertitle());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    
                    s1.append("毕业设计论文正文：").append(foundStudent.getPaperbody());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    System.out.println(StringUtils.center("请输入毕业设计论文查重率：XXX", totalWidth));
                    System.out.println("***********************************************************");
                    
                    String duplicationRate = scanner.nextLine();
                    double percentage = parsePercentage(duplicationRate);
    
                    if (percentage != -1.0) {
                        System.out.println("***********************************************************");
                        System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
                        System.out.println(StringUtils.center("毕业设计论文查重", totalWidth));
                        System.out.println("***********************************************************");
                        
                        s1.append("学生学号：").append(foundStudent.getStun());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        
                        s1.append("学生姓名：").append(foundStudent.getName());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        
                        s1.append("所在班级：").append(foundStudent.getstuClass());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        
                        s1.append("毕业设计论文题目：").append(foundStudent.getPaperbody());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        
                        s1.append("毕业设计论文正文：").append(foundStudent.getPaperbody());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));

                        s1.append("毕业设计论文查重率：").append(percentage*100).append("%");
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        System.out.println(StringUtils.center("（Y/N）", totalWidth));
                        System.out.println("***********************************************************");
                        
                        String userInput = scanner.nextLine();
                        while(true) {
                            if(userInput.equals("Y")) {
                                foundStudent.setPaperpass(percentage);
                                break;
                            }else if(userInput.equals("N")) {
                                return;
                            }else
                                System.out.println(StringUtils.center("输入有误请重新输入", totalWidth));
                        }
                        break;
                    }else {
                        System.out.println(StringUtils.center("输入的百分比数据无效。", totalWidth));
                    }
            }
            }else 
                System.out.println(StringUtils.center("该学号不存在", totalWidth));
            
        }
        
    }
    
    
    public static double parsePercentage(String input) {
        try {
            // 去除输入中的百分号
            String cleanedInput = input.replaceAll("%", "").trim();
            // 将字符串转换为 double 类型，如果格式不正确，会抛出异常
            double value = Double.parseDouble(cleanedInput);
            // 将百分比数据转换为小数（除以 100）
            return value / 100.0;
        } catch (NumberFormatException e) {
            // 格式错误，返回 -1.0 表示无效
            return -1.0;
        }
    }
    

    public static void paperReview(Scanner scanner) {
        while(true) {
            StringBuilder s1 = new StringBuilder();
            String result;
            
            System.out.println("***********************************************************");
            System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
            System.out.println(StringUtils.center("毕业设计论文审查", totalWidth));
            System.out.println("***********************************************************");
            System.out.println(StringUtils.center("请输入学生学号：XXXXXXXX", totalWidth));
            System.out.println("***********************************************************");
            
            String stunuInput = scanner.nextLine();
            
            ScoreInformation foundStudent = findStudentWay (scoreList,stunuInput);
            
            if(foundStudent!=null) {
                while(true) {
                    System.out.println("***********************************************************");
                    System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
                    System.out.println(StringUtils.center("毕业设计论文查重", totalWidth));
                    System.out.println("***********************************************************");
                    
                    s1.append("学生学号：").append(foundStudent.getStun());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    
                    s1.append("学生姓名：").append(foundStudent.getName());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    
                    s1.append("所在班级：").append(foundStudent.getstuClass());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    
                    s1.append("毕业设计论文题目：").append(foundStudent.getPaperbody());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    
                    s1.append("毕业设计论文正文：").append(foundStudent.getPaperbody());
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println(StringUtils.center(result, totalWidth));
                    
                    s1.append("毕业设计论文查重率：").append(foundStudent.getPaperpass()*100).append("%");
                    result = s1.toString();
                    s1.setLength(0);
                    
                    System.out.println("***********************************************************");
                    
                    if(foundStudent.getPaperpass()>=0.2) {
                        System.out.println("该学生毕业设计论文重复率超过20%，不允许进行论文审查");
                        break;
                    }else {
                        
                        System.out.println("***********************************************************");
                        System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
                        System.out.println(StringUtils.center("毕业设计论文查重", totalWidth));
                        System.out.println("***********************************************************");
                        
                        s1.append("学生学号：").append(foundStudent.getStun());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        
                        s1.append("学生姓名：").append(foundStudent.getName());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        
                        s1.append("所在班级：").append(foundStudent.getstuClass());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        
                        s1.append("毕业设计论文题目：").append(foundStudent.getPaperbody());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        
                        s1.append("毕业设计论文正文：").append(foundStudent.getPaperbody());
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println(StringUtils.center(result, totalWidth));
                        
                        s1.append("毕业设计论文查重率：").append(foundStudent.getPaperpass()*100).append("%");
                        result = s1.toString();
                        s1.setLength(0);
                        
                        System.out.println("             是否同意该学生参加毕业设计答辩：（Y/N）              ");
                        System.out.println("***********************************************************");
                        
                        String userInput = scanner.nextLine();
                        
                        if(userInput.equals("Y")) {
                            foundStudent.setPaperreview(true);
                        }else {
                            foundStudent.setPaperreview(false);
                            return;
                        }
                            
                        
                    }
                    
                    break;
                }
            }else
                System.out.println("该学号不存在");
        }

    }
    
    
    public static void Exit() {
        System.out.println("***********************************************************");
        System.out.println(StringUtils.center("石家庄铁道大学软件工程系毕业设计论文管理系统2021版", totalWidth));
        System.out.println(StringUtils.center("制作人：刘超",totalWidth));
        System.out.println("***********************************************************");
    }
}

　　ScoreInformation类：

public class ScoreInformation {
    private String stunumber;
    private String name;
    private String stuclass;
    private String papertitle;
    private String paperbody;
    private double paperpass;
    private boolean paperreview = false;
    //构造函数
    public ScoreInformation (String stunumber,String name,String stuclass,String papertitle,String paperbody,double paperpass,boolean paperreview) {
        this.stunumber = stunumber;
        this.name = name;
        this.stuclass = stuclass;
        this.papertitle = papertitle;
        this.paperbody = paperbody;
        this.paperpass = paperpass;
        this.paperreview = paperreview;
    }
    //get和set方法
    public String getStun(){
        return stunumber;
    }
    public void setStun(String newStunumber) {
        stunumber = newStunumber;
    }
    
    public String getName(){
        return name;
    }
    public void setName(String newName) {
        name = newName;
    }
    
    public String getstuClass(){
        return stuclass;
    }
    public void setClass(String newStuclass) {
        stuclass = newStuclass;
    }
    
    public String getPapertitle(){
        return papertitle;
    }
    public void setPapertitle(String newPapertitle) {
        papertitle = newPapertitle;
    }
    
    public String getPaperbody(){
        return paperbody;
    }
    public void setPaperbody(String newPaperbody) {
        paperbody = newPaperbody;
    }
    
    public double getPaperpass(){
        return paperpass;
    }
    public void setPaperpass(double newPaperpass) {
        paperpass = newPaperpass;
    }
    
    public boolean getPaperreview(){
        return paperreview;
    }
    public void setPaperreview(boolean newPaperreview) {
        paperreview = newPaperreview;
    }
    
    
}

 

明日计划：

　　PTA

遇到困难：maven配置，论文正文输出居中对齐