package Project;
import java.util.Scanner;
public class OnlineTe {
public static void main(String[] args) {
for (;;){
System.out.println("------欢迎使用OnlineT------");
System.out.println("请输入访问的级别：");
System.out.println("1：Stu");
System.out.println("2：Manageer");
System.out.println("3：Quit");
Scanner sc =new Scanner(System.in);
int num = sc.nextInt();
String sna="1";
String spw="123456";
String mna="2";
String mpw="123456";
String [] Namebox =new String[10];
String [] Pssswordbox =new String[10];
int flag = 0;
//StuSystem
if (num==1){
a:for (;;){
System.out.println("您的身份是Stu，请（1.登录） 或（ 2.创建！）");
int chose1= sc.nextInt();
if (chose1==1){//登录
for (;;){
for (;;){
for (;flag!=1;){
System.out.println("Name：");
String stuName = sc.next();
System.out.println("Password：");
String stupw = sc.next();
for (int i = 0; i < 10; i++) {
if (stuName.equals(sna)|stuName.equals(Namebox[i])){//对比用户名
System.out.println("Name Right !");
if (stupw.equals(spw)|stupw.equals(Pssswordbox[i])){//对比密码
System.out.println("Password Right ! Login success!");//进入系统
flag=1;
System.out.println("Welcome to StuSystem ! Please choise your block ! ( 1.User Block )( 2.Text Block)( 3. Quit )");
int chose2= sc.nextInt();
if (chose2==1){//用户管理
System.out.println("Please choise your Action ! ( 1.Change Password )( 2. Quit )");
int chose3= sc.nextInt();
if (chose3==1){
System.out.println("--修改密码界面--");
} else if (chose3==2) {
System.out.println("Do you wanna to Qqqquit?");
break;
}
} else if (chose2==2) {//考试管理
System.out.println("Exam begins!");
System.out.println("Exam over! waht do you annna do ? (1.Query grades )(2.Output grades )(3.Quit )");
int chose4= sc.nextInt();
if (chose4==1){//查询
System.out.println("Your grade is **** ！");
} else if (chose4==2) {//导出
System.out.println("Output success ！");
}else {//退出
System.out.println("Do you wanna to Quit ?");
break;
}
}else if (chose2==3){
System.out.println(" you wanna to Quit ?");
break a;
}
}else {
System.out.println("Password worng ! Try again!");//再次尝试
}
}else if (flag!=1){
System.out.println("Not Right ! Try again ! ");
break a;
}
}
}
}
}
}
if (chose1==2){//注册
b:for (;;){
System.out.println("Please input Name：");
String name1 = sc.next();
boolean found = false;
for (int i = 0; i < Namebox.length; i++) {
if (Namebox[i] == null) {
Namebox[i] = name1;
System.out.println("成功注册Name！");
found = true;
break;
} else if (Namebox[i].equals(name1)) {
System.out.println("Name already used！");
found = true;
break b;
}
}
if (!found){
System.out.println("所有用户名位置已满！");
}else {
System.out.println("Please input Password：");
String password1 = sc.next();
for (int n = 0; n < Pssswordbox.length; n++){
if (Pssswordbox[n] == null) {
Pssswordbox[n] = password1;
System.out.println("成功注册Password！");
System.out.println("注册成功！");
break b;
}
}
}
}//
}
}
}
if (num==2){
for (;;){
System.out.println("欢迎登陆管理员！");
System.out.println("Name：");
String name = sc.next();
if (name.equals(mna)){
System.out.println("Name Right !");
System.out.println("Password：");
String password = sc.next();
if (password.equals(mpw)){
System.out.println("Password Right !");
System.out.println("管理员登陆成功！");
for (;;){
System.out.println("Waht do you annna do ? (1.管理学员 )(2.管理考题 )(3.Quit )");
int choise5 = sc.nextInt();
if (choise5==1){
for (;;){
System.out.println("---学员管理界面---");
System.out.println("Waht do you annna do ? (1.增加学员)(2.删除学员)(3.修改学员)(4.查找学员)(5.显示所有学员信息)(6.退出本模块)");
int choise6 = sc.nextInt();
if (choise6==1){
System.out.println("增加学员");
} else if (choise6==2) {
System.out.println("删除学员");
} else if (choise6==3) {
System.out.println("修改学员");
} else if (choise6==4) {
System.out.println("查找学员");
} else if (choise6==5) {
System.out.println("显示所有学员信息");
} else if (choise6==6) {
System.out.println("退出本模块");
break;
}
}
if (choise5==2){
System.out.println("---考题管理界面---");
System.out.println("Waht do you annna do ? (1.增加考题)(2.删除考题)(3.修改考题)(4.查找考题)(5.显示所有考题信息)(6.退出本模块)");
int choise7 = sc.nextInt();
if (choise7==1){
System.out.println("增加考题");
} else if (choise7==2) {
System.out.println("删除考题");
} else if (choise7==3) {
System.out.println("修改考题");
} else if (choise7==4) {
System.out.println("查找考题");
} else if (choise7==5) {
System.out.println("显示所有考题信息");
} else if (choise7==6) {
System.out.println("退出本模块");
break;
}
}
if (choise5==3){
System.out.println("退出至起始模块");
break ;
}
}
}
if (!password.equals(mpw)){
System.out.println("Not Right ! Try again ! ");
break;
}
}
}
if (!name.equals(mna)){
System.out.println("Not Right ! Try again ! ");
break;
}
}
}
}
}
}
学生管理系统 数据库版
2024-07-12 15:40:01 53 阅读
