java学校图书借阅管理系统课程设计报告

add(b2); add(d3); add(b3); add(d4); add(b4); add(d5); add(b5); add(d6); add(b6); add(button); setVisible(true); }

public void actionPerformed(ActionEvent e)

{String b11=b1.getText(); String b22=b2.getText(); String b33=b3.getText(); String b44=b4.getText(); String b55=b5.getText(); String b66=b6.getText();

try{Class.forName(\Connection

Statement stmt=con.createStatement(); String sql=\stmt.executeUpdate(sql); con.close();}

catch(Exception e1){ System.out.print(e1);}

con=DriverManager.getConnection(\

values('\

JOptionPane.showMessageDialog(this, \注册成功！\消息对话\WARNING_MESSAGE);

}

this.setVisible(false); }

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4.8 学生信息查询模块设计

截图

源代码

class stucx extends JFrame implements ActionListener {

JLabel z1;

JButton button33; JTextField y1; JTextArea Area1; stucx()

{

setTitle(\学生信息查询\ setLocation(20,30);

setLayout(null);

setSize(700,400);

z1=new JLabel(\请输入需要查询的学生学号:\ z1.setBounds(100,20,160,20); add(z1);

y1=new JTextField(10);

y1.setBounds(270,20,80,20); add(y1);

button33=new JButton(\查询\

button33.setBounds(370,20,60,20); add(button33);

button33.addActionListener(this); Area1=new JTextArea(52,50); Area1.setBounds(65,80,600,80); add(Area1);

setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); setVisible(true); repaint(); }

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public void actionPerformed(ActionEvent e) {

String y11=y1.getText(); Connection con; Statement sql; ResultSet rs; try{

Class.forName(\ }

catch(ClassNotFoundException e1) { System.out.print(e); } try {

con=DriverManager.getConnection(\ sql=con.createStatement();

rs=sql.executeQuery(\StuNO='\ while(rs.next()) {

Area1.append(rs.getString(1)+\ Area1.append(rs.getString(2)+\ Area1.append(rs.getString(3)+\ Area1.append(rs.getString(4)+\ Area1.append(rs.getString(5)+\ Area1.append(rs.getString(6)+\ Area1.append(\ }

con.close(); }

catch(SQLException e2) { System.out.println(e); } } }

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4.9 学生信息修改模块设计

截图

源代码

class stuxg extends JFrame implements ActionListener {

JLabel r1; JTextField x1;

JButton button0, button11;

JTextField StuNO,StuName,StuSex,Stuyuanxi,StuSpecial,StuClass;

stuxg()

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