学生成绩管理信息系统java编程 1功能需求： 1）添加一个学生;

页面有一个form表单，表单里是学生类的一些字段信息，手填点选都可以，然后form表单调用后台action把数据传到后台，然后action传到service层，然后调用访问数据库方法，然后添加成功

import java.awt.*

import java.awt.event.*

import javax.swing.*

import java.io.*

import java.util.*

class Student implements java.io.Serializable{

String number,name,specialty,grade,borth,sex

public Student(){}

public void setNumber(String number){ this.number=number}

public String getNumber(){ return number}

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

public String getName(){ return name}

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

public String getSex(){ return sex}

public void setSpecialty(String specialty){ this.specialty=specialty}

public String getSpecialty(){ return specialty}

public void setGrade(String grade){ this.grade=grade}

public String getGrade(){ return grade}

public void setBorth(String borth){ this.borth=borth}

public String getBorth(){ return borth}

}

public class StudentManager extends JFrame{

JLabel lb=new JLabel("录入请先输入记录，查询、删除请先输入学号，修改是对查询" +

"内容改后的保存！")

JTextField 学号,姓名,专业,年级,出生

JRadioButton 男,女

ButtonGroup group=null

JButton 录入,查询,删除,修改,显示

JPanel p1,p2,p3,p4,p5,p6,pv,ph

Student 学生=null

Hashtable 学生散列表=null

File file=null

FileInputStream inOne=null

ObjectInputStream inTwo=null

FileOutputStream outOne=null

ObjectOutputStream outTwo=null

public StudentManager(){

super("学生基本信息管理系统")

学号=new JTextField(10)

姓名=new JTextField(10)

专业=new JTextField(10)

年级=new JTextField(10)

出生=new JTextField(10)

group=new ButtonGroup()

男=new JRadioButton("男",true)

女=new JRadioButton("女",false)

group.add(男)

group.add(女)

录入=new JButton("录入")

查询=new JButton("查询")

删除=new JButton("删除")

修改=new JButton("修改")

显示=new JButton("显示")

录入.addActionListener(new InputAct())

查询.addActionListener(new InquestAct())

修改.addActionListener(new ModifyAct())

删除.addActionListener(new DeleteAct())

显示.addActionListener(new ShowAct())

修改.setEnabled(false)

p1=new JPanel()

p1.add(new JLabel("学号:",JLabel.CENTER))

p1.add(学号)

p2=new JPanel()

p2.add(new JLabel("姓名:",JLabel.CENTER))

p2.add(姓名)

p3=new JPanel()

p3.add(new JLabel("性别:",JLabel.CENTER))

p3.add(男)

p3.add(女)

p4=new JPanel()

p4.add(new JLabel("专业:",JLabel.CENTER))

p4.add(专业)

p5=new JPanel()

p5.add(new JLabel("年级:",JLabel.CENTER))

p5.add(年级)

p6=new JPanel()

p6.add(new JLabel("出生:",JLabel.CENTER))

p6.add(出生)

pv=new JPanel()

pv.setLayout(new GridLayout(6,1))

pv.add(p1)

pv.add(p2)

pv.add(p3)

pv.add(p4)

pv.add(p5)

pv.add(p6)

ph=new JPanel()

ph.add(录入)

ph.add(查询)

ph.add(修改)

ph.add(删除)

ph.add(显示)

file=new File("学生信息.txt")

学生散列表=new Hashtable()

if(!file.exists()){

try{

FileOutputStream out=new FileOutputStream(file)

ObjectOutputStream objectOut=new ObjectOutputStream(out)

objectOut.writeObject(学生散列表)

objectOut.close()

out.close()

}

catch(IOException e){}

}

Container con=getContentPane()

con.setLayout(new BorderLayout())

con.add(lb, BorderLayout.NORTH)

con.add(pv, BorderLayout.CENTER)

con.add(ph, BorderLayout.SOUTH)

setDefaultCloseOperation(EXIT_ON_CLOSE)

setBounds(100,100,600,300)

setVisible(true)

}

public static void main(String[] args) {new StudentManager()}

class InputAct implements ActionListener{

public void actionPerformed(ActionEvent e){

修改.setEnabled(false)

String number=""

number=学号.getText()

if(number.length()>0){

try{

inOne=new FileInputStream(file)

inTwo=new ObjectInputStream(inOne)

学生散列表=(Hashtable)inTwo.readObject()

inOne.close()

inTwo.close()

}

catch(Exception ee){System.out.println("创建散列表出现问题！")}

if(学生散列表.containsKey(number)){

String warning="该生信息已存在，请到修改页面修改！"

JOptionPane.showMessageDialog(null,warning,"警告",

JOptionPane.WARNING_MESSAGE)

}//end if1

else{

String m="该生信息将被录入！"

int ok=JOptionPane.showConfirmDialog(null,m,"确认",

JOptionPane.YES_NO_OPTION,JOptionPane.INFORMATION_MESSAGE)

if(ok==JOptionPane.YES_OPTION){

String name=姓名.getText()

String specialty=专业.getText()

String grade=年级.getText()

String borth=出生.getText()

String sex=null

if(男.isSelected()){sex=男.getText()}

else{sex=女.getText()}

学生=new Student()

学生.setNumber(number)

学生.setName(name)

学生.setSpecialty(specialty)

学生.setGrade(grade)

学生.setBorth(borth)

学生.setSex(sex)

try{

outOne=new FileOutputStream(file)

outTwo=new ObjectOutputStream(outOne)

学生散列表.put(number,学生)

outTwo.writeObject(学生散列表)

outTwo.close()

outOne.close()

}

catch(Exception ee){System.out.println("输出散列表出现问题！")}

学号.setText(null)

姓名.setText(null)

专业.setText(null)

年级.setText(null)

出生.setText(null)

}

}//end else1

}//end if0

else{

String warning="必须输入学号！"

JOptionPane.showMessageDialog(null,warning,

"警告",JOptionPane.WARNING_MESSAGE)

}//end else0

}//end actionPerformed

}//end class

class InquestAct implements ActionListener{

public void actionPerformed(ActionEvent e){

String number=""

number=学号.getText()

if(number.length()>0){

try{

inOne=new FileInputStream(file)

inTwo=new ObjectInputStream(inOne)

学生散列表=(Hashtable)inTwo.readObject()

inOne.close()

inTwo.close()

}

catch(Exception ee){System.out.println("散列表有问题！")}

if(学生散列表.containsKey(number)){

修改.setEnabled(true)

Student stu=(Student)学生散列表.get(number)

姓名.setText(stu.getName())

专业.setText(stu.getSpecialty())

年级.setText(stu.getGrade())

出生.setText(stu.getBorth())

if(stu.getSex().equals("男")){男.setSelected(true)}

else{女.setSelected(true)}

}

else{

修改.setEnabled(false)

String warning="该学号不存在！"

JOptionPane.showMessageDialog(null,warning,

"警告",JOptionPane.WARNING_MESSAGE)

}

}

else{

修改.setEnabled(false)

String warning="必须输入学号！"

JOptionPane.showMessageDialog(null,warning,

"警告",JOptionPane.WARNING_MESSAGE)

}

}

}

class ModifyAct implements ActionListener{

public void actionPerformed(ActionEvent e){

String number=学号.getText()

String name=姓名.getText()

String specialty=专业.getText()

String grade=年级.getText()

String borth=出生.getText()

String sex=null

if(男.isSelected()){sex=男.getText()}

else{sex=女.getText()}

Student 学生=new Student()

学生.setNumber(number)

学生.setName(name)

学生.setSpecialty(specialty)

学生.setGrade(grade)

学生.setBorth(borth)

学生.setSex(sex)

try{

outOne=new FileOutputStream(file)

outTwo=new ObjectOutputStream(outOne)

学生散列表.put(number, 学生)

outTwo.writeObject(学生散列表)

outTwo.close()

outOne.close()

学号.setText(null)

姓名.setText(null)

专业.setText(null)

年级.setText(null)

出生.setText(null)

}

catch(Exception ee){

System.out.println("录入修改出现异常!")

修改.setEnabled(false)

}

}

}

class DeleteAct implements ActionListener{

public void actionPerformed(ActionEvent e){

修改.setEnabled(false)

String number=学号.getText()

if(number.length()>0){

try{

inOne=new FileInputStream(file)

inTwo=new ObjectInputStream(inOne)

学生散列表=(Hashtable)inTwo.readObject()

inOne.close()

inTwo.close()

}

catch(Exception ee){}

if(学生散列表.containsKey(number)){

Student stu=(Student)学生散列表.get(number)

姓名.setText(stu.getName())

专业.setText(stu.getSpecialty())

年级.setText(stu.getGrade())

出生.setText(stu.getBorth())

if(stu.getSex().equals("男")){男.setSelected(true)}

else{女.setSelected(true)}

}

String m="确定要删除该学生的记录吗？"

int ok=JOptionPane.showConfirmDialog(null,m,"确认",

JOptionPane.YES_NO_OPTION,JOptionPane.QUESTION_MESSAGE)

if(ok==JOptionPane.YES_OPTION){

学生散列表.remove(number)

try{

outOne=new FileOutputStream(file)

outTwo=new ObjectOutputStream(outOne)

outTwo.writeObject(学生散列表)

outTwo.close()

outOne.close()

学号.setText(null)

姓名.setText(null)

专业.setText(null)

年级.setText(null)

出生.setText(null)

}

catch(Exception ee){System.out.println(ee)}

}

else if(ok==JOptionPane.NO_OPTION){

学号.setText(null)

姓名.setText(null)

专业.setText(null)

年级.setText(null)

出生.setText(null)

}

else{

String warning="该学号不存在！"

JOptionPane.showMessageDialog(null,warning,

"警告",JOptionPane.WARNING_MESSAGE)

}

}

else{

String warning="必须输入学号！"

JOptionPane.showMessageDialog(null,warning,

"警告",JOptionPane.WARNING_MESSAGE)

}

}

}

class ShowAct implements ActionListener{

public void actionPerformed(ActionEvent e){

new StudentShow(file)

}

}

class StudentShow extends JDialog{

Hashtable 学生散列表= null

JTextArea 显示=null

FileInputStream inOne=null

ObjectInputStream inTwo=null

File file=null

public StudentShow(File file){

super(new JFrame(),"显示对话框")

this.file=file

显示=new JTextArea(16,30)

try{

inOne=new FileInputStream(file)

inTwo=new ObjectInputStream(inOne)

学生散列表=(Hashtable)inTwo.readObject()

inOne.close()

inTwo.close()

}

catch(Exception ee){}

if(学生散列表.isEmpty())显示.append("目前还没有学生的信息记录！\n")

else{

显示.setText("学号 姓名 性别 专业 年级 出生\n")

for(Enumeration enm=学生散列表.elements()enm.hasMoreElements()){

Student stu=(Student)enm.nextElement()

String sex=""

if(stu.getSex().equals("男"))sex="男"

else sex="女"

String str=stu.getNumber()+","+stu.getName()+","+sex+","

+stu.getSpecialty()+","+stu.getGrade()+","+stu.getBorth()+"\n"

显示.append(str)

}

}

JScrollPane scroll=new JScrollPane(显示)

Container con=getContentPane()

con.add("Center",scroll)

con.validate()

setVisible(true)

setBounds(200,200,400,300)

addWindowListener(new WindowAdapter(){

public void windowClosing(WindowEvent e){setVisible(false)}

}

)

}

}

}

你好，你要的学生信息管理系统。（1）Student类import java.io.Serializable/** * @author liuxe * @since JDK 1.7.0_79 */public class Student implements Serializable {private int stuId private String name private String major private String sex private String contactWay public int getStuId() {return stuId }public void setStuId(int stuId) {this.stuId = stuId }public String getName() {return name }public void setName(String name) {this.name = name }public String getMajor() {return major }public void setMajor(String major) {this.major = major }public String getSex() {return sex }public void setSex(String sex) {this.sex = sex }public String getContactWay() {return contactWay }public void setContactWay(String contactWay) {this.contactWay = contactWay }}（2）StuMis类import java.io.*import java.util.ArrayListimport java.util.List/** * @author liuxe * @since JDK 1.7.0_79 */public class StuMis {public static List studentList = new ArrayList() public static boolean add(Student student) {return studentList.add(student) }public static boolean remove(Student student) {return studentList.remove(student) }public static boolean update(Student student) {for (Student dto : studentList) {if (student.getStuId() == dto.getStuId()) {studentList.remove(dto) }}return studentList.add(student) }public static Student queryByStuId(int id) {for (Student dto : studentList) {if (id == dto.getStuId()) {return dto }}return null }public static List queryByName(String name) {List returnList = new ArrayList() for (Student dto : studentList) {if (name.equals(dto.getName())) {returnList.add(dto) }}return returnList }public static void saveToFile() {try {ObjectOutputStream oo = new ObjectOutputStream(new FileOutputStream(new File("." + File.separator + "student.dat"))) oo.writeObject(studentList) } catch (Exception ex) {ex.printStackTrace() }}public static void readFromFile() {try {ObjectInputStream ois = new ObjectInputStream(new FileInputStream(new File("." + File.separator + "student.dat"))) studentList = (List) ois.readObject() } catch (Exception ex) {ex.printStackTrace() }}}（3）、StuMisTest类：主函数测试学生信息管理系统import java.util.List/** * @author liuxe * @since JDK 1.7.0_79 */public class StuMisTest {public static void main(String[] args) {Student student = new Student() student.setStuId(1) student.setName("AAA") student.setMajor("AAAA") student.setSex("A") student.setContactWay("AA") Student student2 = new Student() student2.setStuId(2) student2.setName("BBB") student2.setMajor("BBBB") student2.setSex("B") student2.setContactWay("BB") Student student3 = new Student() student3.setStuId(3) student3.setName("CCC") student3.setMajor("CCCC") student3.setSex("C") student3.setContactWay("CC") //A、 增加一个学生记录StuMis.add(student) StuMis.add(student2) StuMis.add(student3) //B、 删除一个学生记录StuMis.remove(student2) //C、 修改学生信息student.setMajor("DDDD") StuMis.update(student) //D、 根据学号查找学生Student studentXX = StuMis.queryByStuId(3) //E、 根据姓名查找学生。。。List studentOO = StuMis.queryByName("AAA") //F、将集合中所有学生信息存储到student.dat中。StuMis.saveToFile() //G、 再次运行系统时加载student.dat中的学生信息，后支持A~E基本 *** 作。StuMis.readFromFile() }}

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