Java实现高校教务系统

本文实例为大家分享了Java实现高校教务系统的具体代码，供大家参考，具体内容如下需求：建立一个教务管理系统，为学生和教师提供不同的功能//简单利用javase基础做出后端框架，后期再利用mysql数据...

本文实例为大家分享了Java实现高校教务系统的具体代码，供大家参考，具体内容如下

需求：建立一个教务管理系统，为学生和教师提供不同的功能

//简单利用javase基础做出后端框架，后期再利用mysql数据库以及Spring cloud完善

父类：

public class people {

  private String name;
  private int age;
  private String sex;

  public people() {
  }
  public people(String name, int age, String sex) {
    this.name = name;
    this.age = age;
    this.sex = sex;
  }

  public String getName() {
    return name;
  }

  public void setName(String name) {
    this.name = name;
  }

  public int getAge() {
    return age;
  }

  public void setAge(int age) {
    this.age = age;
  }

  public String getSex() {
    return sex;
  }

  public void setSex(String sex) {
    this.sex = sex;
  }
}

学生类：

public class student extends people{

  private String classname;
  private String studyid;

  private String chengji="";

  private String kebiao="";

  private String jiguo="";


  private String studypassword;

  public student() {
  }

  public student(String name, int age, String sex, String classnamejavascript, String studyid, String studypassword) {
    super(name, age, sex);
    this.classname = classname;
    this.studyid = studyid;
    this.studypassword = studypassword;
  }

  public String getClassname() {
    return classname;
  }

  public void setClassname(String classname) {
    this.classname = classname;
  }

  public String getStudyid() {
    return studyid;
  }

  public void setStudyid(String studyid) {
    this.studyid = studyid;
  }

  public String getStudypassword() {
    return studypassword;
  }

  public void setStudypassword(String studypass) {
    this.studypassword = studypassword;
  }

  public String getChengji() {
    return chengji;
  }

  public void setChengji(String chengji) {
    this.chengji = chengji;
  }


  public String getKebiao() {
    return kebiao;
  }

  public void setKebiao(String kebiao) {
    this.kebiao = kebiao;
  }

  public String getJiguo() {
    return jiguo;
  }

  public void setJiguo(String jiguo) {
    this.jiguo = jiguo;
  }
}

教师类：

public class teacher extends people{

  private String teachclass;
  private String teachid;

  private String teachpassword;
 

  public teacher() {
  }

  public teacher(String name, int age, String sex, String teachclass, String teachid, String teachpassword) {
    super(name, age, sex);
    this.teachclass = teachclass;
    this.teachid = teachid;
    this.teachpassword = teachpassword;
  }

  public String getTeachclass() {
    return teachclass;
  }

  public void setTeachclass(String teachclass) {
    this.teachclass = teachclass;
  }

  public String getTeachid() {
    return teachid;
  }

  public void setTeachid(String teachid) {
    this.teachid = teachid;
  }

  public String getTeachpassword() {
    return teachpassword;
  }

  public void setTeachpassword(String teachpassword) {
    this.teachpassword = teachpassword;
  }

 
}

源码：

import java.util.ArrayList;
import java.util.Random;
import java.util.Scanner;

public class test {

  public static void main(String[] args)
  {
    ArrayList<student> students = new ArrayList<>();
    ArrayList<teacher> teachers = new ArrayList<>();
      main(teachers,students);
      end();
  }

  public static void main(ArrayList<teacher>teachers,ArrayList<student>students)
  {
    Scanner sc = new Scanner(System.in);
    System.out.println("----------欢迎来到中彬教育后台管理系统-----------");
    while (true) {
      System.out.println("请输入您的身份:1.老师 2.学生 或者按0退出系统");
      int commend = sc.nextInt();
      switch (commend) {
        case 1:
          teach(students,teachers,sc);
          break;
        case 2:
          student(students,sc);
          break;
        case 0:
          return;
        default:
          System.out.println("输入不合法！请重新输入，或按0退出");
      }
    }
  }
  public static void teach(ArrayList<student>students,ArrayList<teacher>teachers,Scanner sc)
  {
    System.out.println("----------欢迎进入教师界面----------");
    while (true) {
      System.out.println("请选择您的操作:");
      System.out.println("1.教师登录");
      System.out.println("2.教师注册");
      System.out.println("3.返回");
      int commend = sc.nextInt();
      switch (commend) {
        case 1:
          teacherdenglu(students,teachers,sc);
          break;
        case 2:
          teacherzhuce(teachers,sc);
          break;
        case 3:
          return;
        default:
          System.out.println("不存在该功能！");
      }
    }
  }
  public static void student( ArrayList <student> students ,Scanner sc)
  {
    System.out.println("----------欢迎进入学生界面----------");
    while (true) {
      System.out.println("请选择您的操作:");
      System.out.println("1.学生登录");
      System.out.println("2.学生注册");
      System.out.println("3.返回");
      int commend = sc.nextInt();
      switch (commend) {
        case 1:
          studentdenglu(students,sc);
          break;
        case 2:
          studentzhuce(students,sc);
          break;
        case 3:
          return;
        default:
          System.out.println("不存在该功能！");
      }
    }
  }
  public static void studentdenglu(ArrayList<student>students,Scanner sc)
  {
    System.out.println("----------欢迎进入学生登录系统----------");
    String studyid;
    String password;
    String code;
    String code2 =yanzhengma();
    if(students.size()==0)
    {
      System.out.println("系统中无学生信息！，请先注册学生账户");
    }
    else
    {
      while (true) {
        System.out.println("请输入学号:");
        studyid = sc.next();
        student acc =getstudyid(studyid,students);
        if(acc!=null)
        {
          System.out.println("请输入密码:");
          password= sc.next();
          if(password.equals(acc.getStudypassword()))
          {
            System.out.println("请输入验证码");
            System.out.println(code2);
            code= sc.next();
            if(code.equals(code2))
            {
              System.out.println("登录成功！，进入学生"+acc.getName()+"的主页");
              studentmain(students,sc,acc);
              return;
            }
            else
            {
              System.out.println("验证码输入错误！");
            }
          }
          else
          {
            System.out.println("密码错误！");
          }
        }
        else
        {
          System.out.println("不存在该学号！");
        }
      }
    }
  }

  public static void studentmain(ArrayList<student>students,Scanner sc,student s)
  {
    while (true) {
      System.out.println("----------学生"+s.getName()+"的主页----------");
      System.out.println("选择操作：");
      System.out.println("1.查询基本信息");
      System.out.println("2.查询成绩");
      System.out.println("3.查询课表");
      System.out.println("4.查询记过javascript");
      System.out.println("5.注销");
      System.out.println("6.退出系统");
      System.out.println("7.修改密码");
      int commend= sc.nextInt();
      switch (commend)
      {
        case 1:
          student1(students,s);
          break;
        case 2:
          student2(students,s);
          break;
        case 3:
          student3(students,s,sc);
          break;
        case 4:
          student4(students,s);
          break;
        case 5:
          over(sc,students,s);
          break;
        case 6:
          return;
        case 7:
          xiugai(students,s,sc);
        default:
          System.out.println("不存在该功能！");
      }
    }
  }

  public static void teachmain(ArrayList<student>students,ArrayList<teacher>teachers,Scanner sc ,teacher t)
  {
    while (true) {
      System.out.println("----------教师"+t.getName()+"的主页-----------");
      System.out.println("选择操作:");
      System.out.println("1.基本信息");
      System.out.println("2.教学课程");
      System.out.println("3.添加成绩");
      System.out.println("4.添加课表");
      System.out.println("5.添加记过");
      System.out.println("6.注销");
      System.out.println("7.退出系统");
      System.out.println("8.修改密码");
      int commend = sc.nextInt();
      switch (commend)
      {
        case 1:
          teach1(teachers,t);
          break;
        case 2:
          teach2(teachers,t,sc);
          break;
        case 3:
          teach3(students,sc);
          break;
        case 4:
          teach4(students,sc);
          break;
        case 5:
          teach5(students,sc);
          break;
        case 6:
          over2(sc,teachers,t);
          break;
        case 7:
          return;
        case 8:
          xiugai2(teachers,t,sc);
          break;
        default:
          System.out.println("功能不存在!");
          break;
      }
    }
  }


  public static void studentzhuce(ArrayList<student>students,Scanner sc) {
    System.out.println("----------欢迎进入学生注册系统----------");
    System.out.println("请输入您的姓名:");
    String name = sc.next();
    System.out.println("请输入年龄:");
    int age = sc.nextInt();
    String sex;
    while (true) {
      System.out.println("请输入性别:");
      sex = sc.next();
      if (sex.equals("男") || sex.equals("女")) {
        break;
      } else System.out.println("性别输入不合法！请重新输入");
    }
    System.out.println("请输入班级名:");
    String classname = sc.next();
    while (true) {
      System.out.println("请输入学号:");
      String studyid = sc.next();
      String password;
      while (true) {
        System.out.println("请输入密码:");
        password = sc.next();
        System.out.println("请再次输入密码:");
        String password2 = sc.next();
        if (password.equals(password2)) {
          break;
        }
        else {
          System.out.println("两次输入密码不一致！请重新输入！");
        }
      }
      student s = new student(name, age, sex, classname, studyid, password);
      System.out.println("您的信息如下:");
      System.out.println(classname + "\t\t\t" + studyid + "\t\t\t" + name + "\t\t\t" + age + "\t\t\t" + sex);
      students.add(s);
      break;
    }
}



  private static void teacherdenglu(ArrayList<student>students,ArrayList<teacher>teachers,Scanner sc)
  {
    System.out.println("----------欢迎进入教师登录系统----------");
    String teachid;
    String password;
    String code;
    String code2 =yanzhengma();
    if(teachers.size()==0)
    {
      System.out.println("系统中无教师信息！，请先注册账户");
    }
    else
    {
      while (true) {
        System.out.println("请输入职工号:");
        teachid = sc.next();
        teacher acc =getteachid(teachid,teachers);
        if(acc!=null)
        {
          System.out.println("请输入密码:");
          password= sc.next();
          if(password.equals(acc.getTeachpassword()))
          {
            System.out.println("请输入验证码");
            System.out.println(code2);
            code= sc.next();
            if(code.equals(code2))
            {
              System.out.println("登录成功！，进入教师"+acc.getName()+"的主页");
              teachmain(students,teachers,sc,acc);
              return;
            }
            else
            {
              System.out.println("验证码输入错误！");
            }
          }
          else
          {
            System.out.println("密码错误！");
          }
        }
        else
        {
          System.out.println("不存在该职工号！");
        }
      }
    }
  }
  private static void teacherzhuce(ArrayList<teacher>teachers,Scanner sc) {
    System.out.println("----------欢迎进入教师注册系统----------");
    System.out.println("请输入您的姓名:");
    String name = sc.next();
    System.out.println("请输入年龄:");
    int age = sc.nextInt();
    String sex;
    while (true) {
      System.out.println("请输入性别:");
      sex = sc.next();
      if (sex.equals("男") || sex.equals("女")) {
        break;
      } else System.out.println("性别输入不合法！请重新输入");
    }
    System.out.println("请输入教学班级名:");
    String teacherclass = sc.next();
    while (true) {
      System.out.println("请输入职工号:");
      String teachid = sc.next();
          String password;
          while (true) {
            System.out.println("请输入密码:");
            password = sc.next();
            System.out.println("请再次输入密码:");
            String password2 = sc.next();
            if (password.equals(password2)) {
              break;
            } else {
              System.out.println("两次输入密码不一致！请重新输入！");
            }
          }
          teacher s = new teacher(name, age, sex, teacherclass, teachid, password);
          System.out.println("您的信息如下:");
          System.out.println(teacherclass + "\t\t\t" + teachid + "\t\t\t" + name + "\t\t\t" + age + "\t\t\t" + sex);
          teachers.add(s);
          break;
        }
    }
    public static void student1(ArrayList<student>students,student s)
    {
      System.out.println("----------基本信息----------");
      System.out.println("学生姓名:"+s.getName());
      System.out.println("学生班级:"+s.getClassname());
      System.out.println("学生学号:"+s.getStudyid());
      System.out.println("学生年龄:"+s.getAge());
      System.out.println("学生性别:"+s.getSex());
    }
    public static void student2(ArrayList<student>students,student s)
    {
      System.out.println("学生"+s.getName()+"的成绩查询");
      System.out.println("科目"+"\t\t\t"+"成绩"+"\t\t\t"+"绩点");
      System.out.println(s.getChengji());

    }
    public static void student3(ArrayList<student>students,student s,Scanner sc)
    {
      System.out.println("课表查询:");
      System.out.println("班级"+s.getClassname()+"的"+"课表为");
      System.out.println(s.getKebiao());
    }
    public static void student4(ArrayList<student>students,student s)
    {
      System.out.println("----------记过查询----------");
      System.out.println(s.getName()+"的记过为"+s.getJiguo()+"\n");
    }

    public static void over(Scanner sc,ArrayList<student>students,student s)
    {
      System.out.println("是否确认注销账户？按1确认，按2取消注销");
      int tf = sc.nextInt();
      if (tf == 1) {
        students.remove(s);
        System.out.println("注销成功！");
      } else
      {
        System.out.println("取消注销");
      }
    }

  public static void over2(Scanner sc,ArrayList<teacher>teachers,teacher s)
  {
    System.out.println("是否确认注销账户？按1确认，按2取消注销");
    int tf = sc.nextInt();
    if (tf == 1) {
      teachers.remove(s);
      System.out.println("注销成功！");
    } else
    {
      System.out.println("取消注销");
    }
  }



  public static void teach1(ArrayList<teacher>teachers,teacher s)
  {
    System.out.println("----------基本信息----------");
    System.out.println("教师名称:"+s.getName());
    System.out.println("教师年龄:"+s.getAge());
    System.out.println("教师性别:"+s.getSex());
    System.out.println("教师职工号:"+s.getTeachid());
    System.out.println("教师教学班级:"+s.getTeachclass());
  }
  public static void teach2(ArrayList<teacher>teachers,teacher s,Scanner sc)

  {
    System.out.println("----------教学课程----------");
    System.out.println(s.getTeachclass());
    System.out.println("添加请按1,修改请按2，退出按0");
    int commend = sc.nextInt();
    switch (commend)
    {
      case 1:
        System.out.println("输入要添加的课程:");
        String addclass = sc.next();
        s.setTeachclass(addclass+"，"+s.getTeachclass());
        System.out.println("修改成功！新课程是"+s.getTeachclass());
      break;
      case 2:
        System.out.println("输入要修改后的课程：");
        String newclass =sc.next();
        s.setTeachclass(newclass);
        System.out.println("修改成功！新课程是"+s.getTeachclass());
      break;
      case 0:
        return;
      default:
        System.out.println("功能不存在！");
    }
  }
  public static void teach3(ArrayList<student>students,Scanner sc) {

      System.out.println("----------添加成绩----------");
    while (true) {
      System.out.println("请输入学生学号:");
      String tostudyid = sc.next();
      student tf = getstudyid(tostudyid, students);
      if (tf != null) {
        for (int i = 0; i < students.size(); i++) {
          student c = students.get(i);
          if (c.getStudyid().equals(tostudyid)) {
            System.out.println("输入课程名称:");
            String kecheng = sc.next();
            System.out.println("输入成绩:");
            douwww.cppcns.comble score = sc.nextDouble();
            System.out.println("输入绩点:");
            double jidian =sc.nextDouble();
            String chengji=kecheng+"\t\t\t"+score+"\t\t\t"+jidian;
            c.setChengji(c.getChengji()+"\n"+chengji);
            System.out.println("添加成功！");
            System.out.println("继续添加按1，退出添加按0");
            int commend=sc.nextInt();
            switch (commend)
            {
              case 1:
                break;
              case 0:
                return;
            }
          }
        }
      }
       else
        {
          System.out.println("学生不存在！");
          return;
        }
    }
  }

  public static void teach4(ArrayList<student>students,Scanner sc)
  {
    System.out.println("----------添加课表----------");
    System.out.println("请输入班级名称:");
    String banji= sc.next();
    student acc=getclass(banji,students);
    if(acc!=null)
    {
      System.out.println("请输入年级：1.大一上 2.大一下 3.大二上 4.大二下 5.大三上 6.大三下");
      String commend=sc.next();
      System.out.println("班级"+acc.getClassname()+"的"+commend+"课表为");
      teachtuo(students,acc,sc);
    }
    else
      System.out.println("班级不存在！");
  }
  public static void teachtuo(ArrayList<student>students,student s ,Scanner sc)
  {
    System.out.println("请输入星期:1,2,3,4,5");
    int commend = sc.nextInt();
    System.out.println("请输入1-2节:");
    String sub12 = sc.next();
    System.out.println("请输入3-4节:");
    String sub34= sc.next();
    System.out.println("请输入5-6节:");
    String sub56=sc.next();
    System.out.println("请输入7-8节:");
    String sub78=sc.next();
    String newkebiao ="星期"+commend+":\t\t"+sub12+"\t\t"+sub34+"\t\t"+sub56+"\t\t"+sub78;
    s.setKebiao(newkebiao+s.getKebiao());
  }

  public static void teach5(ArrayList<student>students,Scanner sc)
  {
    System.out.println("----------添加记过----------");
    while (true) {
      System.out.println("请输入学生学号:");
      String tostudyid = sc.next();
      student tf = getstudyid(tostudyid, students);
      if (tf != null) {
        for (int i = 0; i < students.size(); i++) {
          student c = students.get(i);
          if (c.getStudyid().equals(tostudyid)) {
            System.out.println("输入记过：");
            String ji = sc.next();
            c.setJiguo(tf.getJiguo()+ji);
            System.out.println("添加成功！");
            System.out.println("继续添加按1，退出添加按0");
            int commend=sc.nextInt();
            switch (commend)
            {
              case 1:
                break;
              case 0:
                return;
            }
          }
        }
      }
      else
      {
        System.out.println("学生不存在！");
        return;
      }
    }
  }




  private static String yanzhengma()
  {
    Random r = new Random();
    String ku ="0123456789";
    String code="";
    for (int i = 0; i < 4; i++)
    {
      int index = r.nextInt(ku.length());
      char c = ku.charAt(index);
      code+=c;
    }
    return code;
  }

  //查询班级是否存在
  public static student getclass(String classname,ArrayList<student>students)
  {
    for (int i = 0; i < students.size(); i++) {
      student s =students.get(i);
      if(s.getClassname().equals(classname))
      {
        return s;
      }
    }
    return null;
  }

  //查询学生账户是否存在
  private static student getstudyid(String studyid,ArrayList<student>students)
  {
    for (int i = 0; i < students.size(); i++) {
      student s = students.get(i);
      if (s.getStudyid().equals(studyid)) {
        return s;
      }
    }
        return null;
  }
  //查询教师账户是否存在
  public static teacher getteachid(String teachid,ArrayList<teacher>teachers)
  {
    for (int i = 0; i < teachers.size(); i++)
    {
      teacher s =teachers.get(i);
      if(s.getTeachid().equals(teachid))
      {
        return s;
      }
    }
    return null;
  }

  public static void xiugai(ArrayList<student>students , student s,Scanner sc) {
    System.out.println("修改密码操作");
    while (true) {
      System.out.println("请输入原密码");
      String oldpassword = sc.next();
      if (oldpassword.equals(s.getStudypassword())) {

        System.out.println("请输入新密码：");
        String newpassword= sc.next();
        System.out.println("请再次输入新密码：");
        String newpassword2= sc.next();
        if(newpassword.equals(newpassword2))
        {
          System.out.println("修改成功！");
          s.setStudypassword(newpassword);
          return;
        }
        else
          System.out.println("两次密码不一致！请重新修改!");
      }
      else {
        System.out.println("原密码错误！");
        return;
      }
    }
  }


  public static void xiugai2(ArrayList<teacher>teachers , teacher s,Scanner sc) {
    System.out.println("修改密码操作");
    while (true) {
      System.out.println("请输入原密码");
      String oldpassword = sc.next();
      if (oldpassword.equals(s.getTeachpassword())) {

        System.out.println("请输入新密码：");
        String newpassword= sc.next();
        System.out.println("请再次输入新密码：");
        String newpassword2= sc.next();
        if(newpassword.equals(newpassword2))
        {
          System.out.println("修改成功！");
          s.setTeachpassword(newpassword);
          return;
        }
        else
          System.out.println("两次密码不一致！请重新修改!");
      }
      else {
        System.out.println("原密码错误！");
        return;
      }
    }
  }
  public static void end()
  {
    System.out.println("已退出系统！欢迎下次进入");
  }
}

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