1、僅僅給你個參考/Java Group Project_StudentManagement源碼/NetBeans IDE 6.5 環(huán)境package studentmanager; 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) =name;

2、 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

3、 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("錄入請先輸入記錄，查詢、刪除請先輸入學號，修改是對查詢" + "內容改后的保存！"); JTextField 學號,姓名,專業(yè),年級,出生; JRadioButton 男,女; ButtonGro

4、up group=null; JButton 錄入,查詢,刪除,修改,顯示; JPanel p1,p2,p3,p4,p5,p6,pv,ph; Student 學生=null; Hashtable 學生散列表=null; File file=null; FileInputStream inOne=null; ObjectInputStream inTwo=null; FileOutputStream outOne=null; ObjectOutputStream outTwo=null; public StudentManager() super("學生基本信息管理系統(tǒng)");

5、 學號=new JTextField(10); 姓名=new JTextField(10); 專業(yè)=new JTextField(10); 年級=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); 錄入=new JButton("錄入"); 查詢=new JButton(&qu

6、ot;查詢"); 刪除=new JButton("刪除"); 修改=new JButton("修改"); 顯示=new JButton("顯示"); 錄入.addActionListener(new InputAct(); 查詢.addActionListener(new InquestAct(); 修改.addActionListener(new ModifyAct(); 刪除.addActionListener(new DeleteAct(); 顯示.addActionListener(new ShowAct(); 修改

7、.setEnabled(false); p1=new JPanel(); p1.add(new JLabel("學號:",JLabel.CENTER); p1.add(學號); p2=new JPanel(); p2.add(new JLabel("姓名:",JLabel.CENTER); p2.add(姓名); p3=new JPanel(); p3.add(new JLabel("性別:",JLabel.CENTER); p3.add(男); p3.add(女); p4=new JPanel(); p4.add(new JLabe

8、l("專業(yè):",JLabel.CENTER); p4.add(專業(yè)); p5=new JPanel(); p5.add(new JLabel("年級:",JLabel.CENTER); p5.add(年級); 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

9、); pv.add(p5); pv.add(p6); ph=new JPanel(); ph.add(錄入); ph.add(查詢); ph.add(修改); ph.add(刪除); ph.add(顯示); file=new File("學生信息.txt"); 學生散列表=new Hashtable(); if(!file.exists() try FileOutputStream out=new FileOutputStream(file); ObjectOutputStream objectOut=new ObjectOutputStream(out); objectO

10、ut.writeObject(學生散列表); 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

11、,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=學號.getText(); if(number.length()>0) try inOne=new FileInputStream(fil

12、e); inTwo=new ObjectInputStream(inOne); 學生散列表=(Hashtable)inTwo.readObject(); inOne.close(); inTwo.close(); ; if(學生散列表.containsKey(number) String warning="該生信息已存在，請到修改頁面修改！" JOptionPane.showMessageDialog(null,warning,"警告", JOptionPane.WARNING_MESSAGE); /end if1 else String m="

13、;該生信息將被錄入！" int ok=JOptionPane.showConfirmDialog(null,m,"確認", JOptionPane.YES_NO_OPTION,JOptionPane.INFORMATION_MESSAGE); if(ok=JOptionPane.YES_OPTION) String name=姓名.getText(); String specialty=專業(yè).getText(); String grade=年級.getText(); String borth=出生.getText(); String sex=null; if(男.

14、isSelected()sex=男.getText(); elsesex=女.getText(); 學生=new Student(); 學生.setNumber(number); 學生.setName(name); 學生.setSpecialty(specialty); 學生.setGrade(grade); 學生.setBorth(borth); 學生.setSex(sex); try outOne=new FileOutputStream(file); outTwo=new ObjectOutputStream(outOne); 學生散列表.put(number,學生); outTwo.w

15、riteObject(學生散列表); outTwo.close(); outOne.close(); 學號.setText(null); 姓名.setText(null); 專業(yè).setText(null); 年級.setText(null); 出生.setText(null); /end else1 /end if0 else String warning="必須輸入學號！" JOptionPane.showMessageDialog(null,warning, "警告",JOptionPane.WARNING_MESSAGE); /end else0

16、 /end actionPerformed /end class class InquestAct implements ActionListener public void actionPerformed(ActionEvent e) String number="" number=學號.getText(); if(number.length()>0) try inOne=new FileInputStream(file); inTwo=new ObjectInputStream(inOne); 學生散列表=(Hashtable)inTwo.readObject()

17、; inOne.close(); inTwo.close(); if(學生散列表.containsKey(number) 修改.setEnabled(true); Student stu=(Student)學生散列表.get(number); 姓名.setText(stu.getName(); 專業(yè).setText(stu.getSpecialty(); 年級.setText(stu.getGrade(); 出生.setText(stu.getBorth(); if(stu.getSex().equals("男")男.setSelected(true); else女.set

18、Selected(true); else 修改.setEnabled(false); String warning="該學號不存在！" JOptionPane.showMessageDialog(null,warning, "警告",JOptionPane.WARNING_MESSAGE); else 修改.setEnabled(false); String warning="必須輸入學號！" JOptionPane.showMessageDialog(null,warning, "警告",JOptionPane.

19、WARNING_MESSAGE); class ModifyAct implements ActionListener public void actionPerformed(ActionEvent e) String number=學號.getText(); String name=姓名.getText(); String specialty=專業(yè).getText(); String grade=年級.getText(); String borth=出生.getText(); String sex=null; if(男.isSelected()sex=男.getText(); elsesex

20、=女.getText(); Student 學生=new Student(); 學生.setNumber(number); 學生.setName(name); 學生.setSpecialty(specialty); 學生.setGrade(grade); 學生.setBorth(borth); 學生.setSex(sex); try outOne=new FileOutputStream(file); outTwo=new ObjectOutputStream(outOne); 學生散列表.put(number, 學生); outTwo.writeObject(學生散列表); outTwo.c

21、lose(); outOne.close(); 學號.setText(null); 姓名.setText(null); 專業(yè).setText(null); 年級.setText(null); 出生.setText(null); catch(Exception ee) 修改.setEnabled(false); class DeleteAct implements ActionListener public void actionPerformed(ActionEvent e) 修改.setEnabled(false); String number=學號.getText(); if(number

22、.length()>0) try inOne=new FileInputStream(file); inTwo=new ObjectInputStream(inOne); 學生散列表=(Hashtable)inTwo.readObject(); inOne.close(); inTwo.close(); catch(Exception ee) if(學生散列表.containsKey(number) Student stu=(Student)學生散列表.get(number); 姓名.setText(stu.getName(); 專業(yè).setText(stu.getSpecialty()

23、; 年級.setText(stu.getGrade(); 出生.setText(stu.getBorth(); if(stu.getSex().equals("男")男.setSelected(true); else女.setSelected(true); String m="確定要刪除該學生的記錄嗎？" int ok=JOptionPane.showConfirmDialog(null,m,"確認", JOptionPane.YES_NO_OPTION,JOptionPane.QUESTION_MESSAGE); if(ok=JOp

24、tionPane.YES_OPTION) 學生散列表.remove(number); try outOne=new FileOutputStream(file); outTwo=new ObjectOutputStream(outOne); outTwo.writeObject(學生散列表); outTwo.close(); outOne.close(); 學號.setText(null); 姓名.setText(null); 專業(yè).setText(null); 年級.setText(null); 出生.setText(null); else if(ok=JOptionPane.NO_OPTI

25、ON) 學號.setText(null); 姓名.setText(null); 專業(yè).setText(null); 年級.setText(null); 出生.setText(null); else String warning="該學號不存在！" JOptionPane.showMessageDialog(null,warning, "警告",JOptionPane.WARNING_MESSAGE); else String warning="必須輸入學號！" JOptionPane.showMessageDialog(null,wa

26、rning, "警告",JOptionPane.WARNING_MESSAGE); class ShowAct implements ActionListener public void actionPerformed(ActionEvent e) new StudentShow(file); class StudentShow extends JDialog Hashtable 學生散列表= null; JTextArea 顯示=null; FileInputStream inOne=null; ObjectInputStream inTwo=null; File file=null; public StudentShow(File file) super(new JFrame(),"顯示對話框"); this.file=file; 顯示=new JTextArea(16,30); try inOne=new FileInputStream(file); inTwo=new Ob