java教务系统代码,java教务系统源代码
需要完整代码，谢谢大家！需要Java的学生管理系统，具体的在下面的说明问题，有需要要求。按着要求来就行
public class Course {
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private String name;
private float score;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public float getScore() {
return score;
}
public void setScore(float score) {
this.score = score;
}
public Course(String name, float score) {
this.name = name;
this.score = score;
}
public String toString() {
return this.name + ":" + this.score;
}
}
public class Student {
private long id;
private String name;
private int age;
private boolean sex;
public String toString() {
String sex = "女";
if (this.sex == true) {
sex = "男";
}
return String.format("姓名:%s,性别:%s,联系电话:%s,课程信息:%s,课程信息:%s", this.name, sex, this.phone, this.subject.toString());
}
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
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 boolean isSex() {
return sex;
}
public void setSex(boolean sex) {
this.sex = sex;
}
public String getPhone() {
return phone;
}
public void setPhone(String phone) {
this.phone = phone;
}
public Course[] getSubject() {
return subject;
}
public void setSubject(Course[] subject) {
this.subject = subject;
}
private String phone;
private Course[] subject;
public Student(long i, String n, int a, boolean s, String p) {
this.id = i;
this.name = n;
this.age = a;
this.sex = s;
this.phone = p;
}
}
import java.util.ArrayList;
public class Cmanage {
private ArrayListStudent students;
//插入
public void addStudent(Student student) {
students.add(student);
}
//删除
public void delStudent(Student student) {
students.remove(student);
}
//查询
public void queryStudent() {
System.out.printf("一共有%d个学生", students.size());
for (Student student : students) {
System.out.println(student.toString());
}
}
//修改
public void updateStudent(long i, String n, int a, boolean s, String p)
{
//以姓名做为唯一标识
for(int j=0;jstudents.size();j++)
{
if (students.get(j).getName().equals(n))
{
students.get(j).setId(i);
students.get(j).setAge(a);
students.get(j).setSex(s);
students.get(j).setPhone(p);
}
}
}
}
300分急求教务选课系统的JAVA代码。
import java.awt.*;
import java.awt.event.*;
import java.util.*;
class p1 extends Panel
{
Label l1;
Font f=new Font("宋体",Font.BOLD,20);
p1()
{
setLayout(new GridLayout(1,1));
l1=new Label("网上选课记录系统",Label.CENTER);
l1.setFont(f);
add(l1);
}
}
class p2 extends Panel
{
Label l1,l2;
TextField t1,t2;
p2()
{
setLayout(new GridLayout(1,4));
l1=new Label("姓名",Label.CENTER);
l2=new Label("学号",Label.CENTER);
t1=new TextField(10);
t2=new TextField(10);
add(l1);
add(t1);
add(l2);
add(t2);
}
}
class p3 extends Panel
{
Label l1,l2;
TextField t1,t2;
p3()
{
setLayout(new GridLayout(1,4));
l1=new Label("专业",Label.CENTER);
l2=new Label("所属院(系)",Label.CENTER);
t1=new TextField(10);
t2=new TextField(10);
add(l1);
add(t1);
add(l2);
add(t2);
}
}
class p4 extends Panel
{
Label l1;
Button btn1;
Button btn2;
Button btn3;
Font f=new Font("宋体",Font.BOLD,20);
p4()
{
setLayout(new GridLayout(1,4));
l1=new Label("请选择您要选修的课程并确认",Label.CENTER);
btn1=new Button("查询");
btn2=new Button("确认");
btn3=new Button("退出系统");
add(l1);
add(btn1);
add(btn2);
add(btn3);
}
}
class p5 extends Panel
{
List list ;
p5()
{
setLayout(new GridLayout(1,1));
list=new List(8,true);
list.add("大学英语");
list.add("计算机图形学");
list.add("JAVA语言");
list.add("高等数学");
list.add("数据结构");
list.add("单片机");
list.add("网络应用与开发");
list.add("概率论与数理统计");
list.add("管理学概论");
list.add("数据库概论");
list.add("英语听力");
list.add("VC++");
list.add("商务英语");
list.add("会计学");
list.add("经济学");
list.add("计算机网络");
add(list);
}
}
class p6 extends Panel
{
TextArea ta;
p6()
{
setLayout(new GridLayout(1,1));
ta=new TextArea(8,30);
add(ta);
}
}
class p8 extends Panel
{
Label l1,l2,l3;
Label l4,l5,l6,l7,l9;
Panel p11,p22,p33,p44,p55;
TextField t1,t2;
Button btn;
p8()
{
p11=new Panel();
p22=new Panel();
p33=new Panel();
p44=new Panel();
p55=new Panel();
p11.setLayout(new GridLayout(1,1));
p22.setLayout(new GridLayout(1,1));
p33.setLayout(new GridLayout(1,4));
p44.setLayout(new GridLayout(1,4));
p55.setLayout(new GridLayout(1,1));
l4=new Label("");
l5=new Label("");
l6=new Label("");
l7=new Label("");
l9=new Label("");
l1=new Label("欢迎来到网上选课系统",Label.CENTER);
Font f=new Font("宋体",Font.BOLD,30);
l1.setFont(f);
l2=new Label("请输入管理员帐号",Label.CENTER);
l3=new Label("请输入管理员密码",Label.CENTER);
setBackground(Color.lightGray);
btn=new Button("确定");
t1=new TextField(20);
t2=new TextField(15);
t2.setEchoChar(´*´);
l1.setForeground(Color.magenta);
t1.setBackground(Color.cyan);
t2.setBackground(Color.cyan);
t1.setForeground(Color.red);
t2.setForeground(Color.red);
l2.setForeground(Color.blue);
l3.setForeground(Color.blue);
p11.add(l1);
p22.add(l4);
p33.add(l5);
p33.add(l2);
p33.add(t1);
p33.add(l6);
p44.add(l7);
p44.add(l3);
p44.add(t2);
p44.add(btn);
p55.add(l9);
setLayout(new GridLayout(5,1));
add(p11);
add(p22);
add(p33);
add(p44);
add(p55);
}
}
class p9 extends Panel
{
p1 pn1=new p1();
p2 pn2=new p2();
p3 pn3=new p3();
p4 pn4=new p4();
p5 pn5=new p5();
p6 pn6=new p6();
p9()
{
setLayout(new GridLayout(6,1));
add(pn1);
add(pn2);
add(pn3);
add(pn4);
add(pn5);
add(pn6);
}
}
class user
{
String username;
String sd;
String major;
String institute;
String course;
user(String x1,String x2,String x3,String x4,String x5)
{
username=x1;
sd=x2;
major=x3;
institute=x4;
course=x5;
}
}
public class www
{
public static void main(String args[])
{
new m();
}
}
class m extends Frame implements ActionListener,ItemListener
{
StringBuffer ss=new StringBuffer("您好!您选修的课程有:");
Vector xiang=new Vector();
p9 pn9;
p8 pn8;
CardLayout cc=new CardLayout();
Button btn1;
Dialog d1;
m()
{
super("网上选课");
pn8=new p8();
pn9=new p9();
setLayout(cc);
add("one",pn8);
add("two",pn9);
btn1=new Button("确定");
pn9.pn1.l1.setBackground(Color.pink);
pn9.pn1.l1.setForeground(Color.blue);
pn9.pn2.l1.setBackground(Color.gray);
pn9.pn2.l1.setForeground(Color.orange);
pn9.pn2.l2.setBackground(Color.gray);
pn9.pn2.l2.setForeground(Color.orange);
pn9.pn3.l1.setBackground(Color.gray);
pn9.pn3.l1.setForeground(Color.orange);
pn9.pn3.l2.setBackground(Color.gray);
pn9.pn3.l2.setForeground(Color.orange);
pn9.pn2.t1.setForeground(Color.red);
pn9.pn2.t1.setBackground(Color.cyan);
pn9.pn2.t2.setForeground(Color.red);
pn9.pn2.t2.setBackground(Color.cyan);
pn9.pn3.t1.setForeground(Color.red);
pn9.pn3.t1.setBackground(Color.cyan);
pn9.pn3.t2.setForeground(Color.red);
pn9.pn3.t2.setBackground(Color.cyan);
pn9.pn5.list.setBackground(Color.pink);
pn9.pn5.list.setForeground(Color.blue);
pn9.pn6.ta.setBackground(Color.blue);
pn9.pn6.ta.setForeground(Color.white);
pn9.pn4.btn1.addActionListener(this);
pn9.pn4.btn2.addActionListener(this);
pn9.pn4.btn3.addActionListener(this);
pn9.pn5.list.addActionListener(this);
(pn9.pn5.list).addItemListener(this);
pn8.btn.addActionListener(this);
btn1.addActionListener(this);
setSize(650,400);
show();
}
public void actionPerformed(ActionEvent e)
{
xiang.addElement(new user("马先生","23597483","计算机","计算机系","单片机，数学"));
xiang.addElement(new user("杨先生","7899452","计算机","计算机系","单片机，数学"));
xiang.addElement(new user("董先生","7899452","计算机","计算机系","单片机，数学"));
xiang.addElement(new user("何先生","7899453","计算机","计算机系","单片机，数学"));
if(e.getSource()==pn8.btn)
{
String ss="123";
if(ss.compareTo(pn8.t1.getText())==0ss.compareTo(pn8.t2.getText())==0)
cc.show(this,"two");
else
{
d1=new Dialog(this,"警告",true);
Panel p1=new Panel();
p1.add(new Label("您无权进本系统!"));
d1.add("Center",p1);
Panel p2=new Panel();
p2.add(btn1);
d1.add("South",p2);
d1.setSize(200,100);
d1.show();
}
}
if(e.getSource()==btn1)
{
d1.dispose();
}
if(e.getSource()==pn9.pn4.btn3)
{
dispose();
System.exit(0);
}
if(e.getSource()==pn9.pn4.btn2)
{
pn9.pn6.ta.setText("");
ss.append(" 您的姓名是:"+pn9.pn2.t1.getText()+" "+"您的学号是:"+pn9.pn2.t2.getText()+" ");
ss.append("您的专业是:"+pn9.pn3.t1.getText()+" "+"您所在院(系)是:"+pn9.pn3.t2.getText()+" ");
ss.append("您的所有信息将被保存!");
pn9.pn6.ta.setText(ss.toString());
user s1=new user(pn9.pn2.t1.getText(),pn9.pn2.t2.getText(),pn9.pn3.t1.getText(),pn9.pn3.t2.getText(),ss.toString());
int i;
for(i=0;ixiang.size();i++)
{
user s=(user)xiang.elementAt(i);
if(s.sd.compareTo(s1.sd)==0)
{
s.username=s1.username;
s.sd=s1.sd;
s.major=s1.major;
s.institute=s1.institute;
s.course=s1.course;
xiang.setElementAt(new user(s.username,s.sd,s.major,s.institute,s.course),i);
break;
}
}
if(i==xiang.size())
xiang.addElement(new user(pn9.pn2.t1.getText(),pn9.pn2.t2.getText(),pn9.pn3.t1.getText(),pn9.pn3.t2.getText(),ss.toString()));
}
if(e.getSource()==pn9.pn4.btn1)
{
pn9.pn6.ta.setText("");
if(pn9.pn2.t2.getText()=="")
{
d1=new Dialog(this,"注意",true);
Panel p1=new Panel();
p1.add(new Label("按学号进行查询!请输入学号!再按此键!"));
d1.add("Center",p1);
Panel p2=new Panel();
p2.add(btn1);
d1.add("South",p2);
d1.setSize(250,100);
d1.show();
}
int i;
for(i=0;ixiang.size();i++)
{
user s=(user)xiang.elementAt(i);
if(s.sd.compareTo(pn9.pn2.t2.getText())==0)
{
pn9.pn2.t1.setText(""+s.username);
pn9.pn3.t1.setText(""+s.major);
pn9.pn3.t2.setText(""+s.institute);
pn9.pn6.ta.setText("您选修的课程有:"+s.course);
break;
}
}
if(i==xiang.size())
{
d1=new Dialog(this,"警告",true);
Panel p1=new Panel();
p1.add(new Label("用户不存在!请重新输入!"));
d1.add("Center",p1);
Panel p2=new Panel();
p2.add(btn1);
d1.add("South",p2);
d1.setSize(200,100);
d1.show();
}
}
}
public void itemStateChanged(ItemEvent e)
{
List temp;
String sList[];
String mgr=new String("");
if(e.getItemSelectable()instanceof List)
{
temp=(List)(e.getItemSelectable());
sList=temp.getSelectedItems();
for(int i=0;isList.length;i++)
mgr=mgr+sList[i]+" ";
ss.append(mgr);
}
}
}
本程序已经成功！！！望再验证！！！！
简单的JAVA学生管理系统代码···
lListStudent students = new ArrayListStudent();
BufferedReader br = new BufferedReader(new FileReader("D:\student.txt"));
String tmpStr = br.readLine();
while(tmpStr != null){
int firstIndex = tmpStr.indexOf(" ");
int secondIndex = tmpStr.indexOf(" ",firstIndex + 1);
int thirdIndex = tmpStr.indexOf(" ", secondIndex + 1);
int forthIndex = tmpStr.indexOf(" ", thirdIndex + 1);
Integer stuId = Integer.parseInt(tmpStr.substring(0,firstIndex));
String stuName = tmpStr.substring(firstIndex + 1,secondIndex);
Integer stuYW = Integer.parseInt(tmpStr.substring(secondIndex + 1,thirdIndex));
Integer stuSX = Integer.parseInt(tmpStr.substring(thirdIndex + 1,forthIndex));
Integer stuYY = Integer.parseInt(tmpStr.substring(forthIndex + 1));
Student student = new Student();
student.setStuId(stuId);
student.setStuName(stuName);
student.setStuYW(stuYW);
student.setStuSX(stuSX);
student.setStuYY(stuYY);
students.add(student);
tmpStr.readLine();
}
//创建一个学生实体类 封装stuId stuName stuYW stuSx stuYY 这5个属性。。。
//已经帮你把数据拆分出来 并以Student 对象的形式放入集合中了 接下来 给分吧 哇咔咔
分享标题：java教务系统代码,java教务系统源代码
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