java图形界面swing 连接sql server数据库 实现研究院信息管理系统（适用于课设、大作业）
之前做了一个外卖点餐系统之后点此查看详情，这段时间在这个系统的基础上改了改帮几位同学实现了其他的几个系统，本文所述的研究院信息管理系统就是其中之一。一、数据库表及字段1、学员表2、消息表3、技术人员表4、考核课程表5、考核成绩表6、管理员表7、项目表8、报名成员表...
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之前做了一个外卖点餐系统之后点此查看详情，这段时间在这个系统的基础上改了改帮几位同学实现了其他的几个系统，本文所述的研究院信息管理系统就是其中之一。
一、数据库表及字段
1、学员表
2、消息表
3、技术人员表
4、考核课程表
5、考核成绩表
6、管理员表
7、项目表
8、报名成员表
二、系统运行界面图（部分）
1、登陆界面
2、报名界面
3、管理员首界面
4、消息发布界面
5、招新管理界面
管理中心里面的功能基本都差不多，所以就列举上面几个，下面展示主要代码。
三、部分核心代码
1、报名模块的实现
Connection conn = null;
Statement stmt = null;
public baoming() {
initComponents();
}
private void connectdb() {
try {
Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
conn = DriverManager.getConnection("jdbc:sqlserver://localhost:1433;DatabaseName=student_course_grade","sa", "123");
} catch (Exception e) {
JOptionPane.showMessageDialog(null, "连接失败！！！");
return;
}
}
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
jPopupMenu1 = new javax.swing.JPopupMenu();
jPanel2 = new javax.swing.JPanel();
jToggleButton1 = new javax.swing.JToggleButton();
jToggleButton2 = new javax.swing.JToggleButton();
jButton4 = new javax.swing.JButton();
jLabel3 = new javax.swing.JLabel();
jLabel5 = new javax.swing.JLabel();
jLabel1 = new javax.swing.JLabel();
jTextField1 = new javax.swing.JTextField();
jTextField2 = new javax.swing.JTextField();
jTextField3 = new javax.swing.JTextField();
jComboBox1 = new javax.swing.JComboBox();
jLabel2 = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jPanel2.setBackground(new java.awt.Color(120, 150, 190));
jPanel2.setBorder(javax.swing.BorderFactory.createTitledBorder(null, "研究院信息管理系统", javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION, javax.swing.border.TitledBorder.DEFAULT_POSITION, new java.awt.Font("微软雅黑", 1, 24), new java.awt.Color(255, 255, 255))); // NOI18N
jPanel2.setAutoscrolls(true);
jToggleButton1.setText("退出");
jToggleButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
System.exit(0);
}
});
jToggleButton2.setText("返回");
jToggleButton2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
baoming.this.setVisible(false);
guanlidenglu guanlidenglu=new guanlidenglu();
guanlidenglu.setVisible(true);
}
});
jButton4.setText("确定");
jButton4.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
String tel=jTextField1.getText();
if(tel.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String major=jTextField2.getText();
if(major.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String name=jTextField3.getText();
if(name.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String sex=(String)jComboBox1.getSelectedItem();
// System.out.println(tel+"--"+name+"--"+major+"--"+sex);
connectdb();
try {
String sql = "insert into newStudent(newName,newSex,newMajor,newTel)"+ "values('"+name+"','"+sex+"','"+major+"','"+tel+"')";
stmt = conn.createStatement();
stmt.executeUpdate(sql);
JOptionPane.showMessageDialog(null, "报名成功！！！");
conn.close();
} catch (SQLException sqlException) {
JOptionPane.showMessageDialog(null, "该用户已报名！！！");
return;
}
baoming.this.setVisible(false);
guanlidenglu guanlidenglu=new guanlidenglu();
guanlidenglu.setVisible(true);
}
});
jLabel3.setText("姓名：");
jLabel5.setText("专业：");
jLabel1.setText("电话");
jTextField1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jTextField1ActionPerformed(evt);
}
});
jTextField2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jTextField2ActionPerformed(evt);
}
});
jTextField3.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jTextField3ActionPerformed(evt);
}
});
jComboBox1.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "男","女"}));
jComboBox1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jComboBox1ActionPerformed(evt);
}
});
jLabel2.setText("性别：");
javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
jPanel2.setLayout(jPanel2Layout);
jPanel2Layout.setHorizontalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jToggleButton2)
.addGap(18, 18, 18)
.addComponent(jToggleButton1))
.addGroup(jPanel2Layout.createSequentialGroup()
.addGap(210, 210, 210)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(jButton4)
.addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addGroup(jPanel2Layout.createSequentialGroup()
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 56, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 307, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel2Layout.createSequentialGroup()
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(jLabel3)
.addComponent(jLabel5))
.addGap(18, 18, 18)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jTextField2)
.addComponent(jTextField3)))))
.addGroup(jPanel2Layout.createSequentialGroup()
.addComponent(jLabel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jComboBox1, javax.swing.GroupLayout.PREFERRED_SIZE, 308, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addGap(194, 334, Short.MAX_VALUE))
);
jPanel2Layout.setVerticalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
.addGap(47, 47, 47)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 51, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(48, 48, 48)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 44, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(33, 33, 33)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel5, javax.swing.GroupLayout.PREFERRED_SIZE, 46, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(38, 38, 38)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jComboBox1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel2))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 38, Short.MAX_VALUE)
.addComponent(jButton4)
.addGap(44, 44, 44)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jToggleButton1)
.addComponent(jToggleButton2))
.addContainerGap())
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(61, 61, 61)
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addContainerGap(47, Short.MAX_VALUE)
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(128, 128, 128))
);
pack();
}// </editor-fold>
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
private void jToggleButton1ActionPerformed(java.awt.event.ActionEvent evt) {
System.exit(0);
}
private void jToggleButton2ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
private void jTextField2ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
private void jComboBox1ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
private void jTextField3ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
}
public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new baoming().setVisible(true);
}
});
}
private javax.swing.JButton jButton4;
private javax.swing.JComboBox jComboBox1;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel jLabel5;
private javax.swing.JPanel jPanel2;
private javax.swing.JPopupMenu jPopupMenu1;
private javax.swing.JTextField jTextField1;
private javax.swing.JTextField jTextField2;
private javax.swing.JTextField jTextField3;
private javax.swing.JToggleButton jToggleButton1;
private javax.swing.JToggleButton jToggleButton2;
// End of variables declaration
2、消息发布模块实现
String url = "jdbc:sqlserver://localhost:1433;DatabaseName=student_course_grade";
String username = "sa";
String password = "123";
Connection conn =null;
PreparedStatement pstm =null;
Statement stmt = null;
private javax.swing.JButton jButton1;
private javax.swing.JButton jButton4;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel jLabel4;
private javax.swing.JLabel jLabel5;
private javax.swing.JPanel jPanel2;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JScrollPane jScrollPane2;
private JTable jTable1;
private javax.swing.JTextArea jTextArea1;
private javax.swing.JTextField jTextField2;
private javax.swing.JTextField jTextField3;
private javax.swing.JTextField jTextField4;
private javax.swing.JToggleButton jToggleButton1;
private javax.swing.JToggleButton jToggleButton2;
public fabu() {
initComponents();
}
private void connectdb() {
try {
Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
conn = DriverManager.getConnection(url, username, password);
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (SQLException e) {
e.printStackTrace();
}
}
private void initComponents() {
jPanel2 = new javax.swing.JPanel();
jToggleButton1 = new javax.swing.JToggleButton();
jToggleButton2 = new javax.swing.JToggleButton();
jButton1 = new javax.swing.JButton();
jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new JTable();
jButton4 = new javax.swing.JButton();
jTextField2 = new javax.swing.JTextField();
jLabel2 = new javax.swing.JLabel();
jLabel3 = new javax.swing.JLabel();
jTextField3 = new javax.swing.JTextField();
jLabel4 = new javax.swing.JLabel();
jScrollPane2 = new javax.swing.JScrollPane();
jTextArea1 = new javax.swing.JTextArea();
jLabel5 = new javax.swing.JLabel();
jTextField4 = new javax.swing.JTextField();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jPanel2.setBackground(new java.awt.Color(120, 150, 190));
jPanel2.setBorder(javax.swing.BorderFactory.createTitledBorder(null, "研究院信息管理系统", javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION, javax.swing.border.TitledBorder.DEFAULT_POSITION, new java.awt.Font("微软雅黑", 1, 24), new java.awt.Color(255, 255, 255))); // NOI18N
jPanel2.setAutoscrolls(true);
jToggleButton1.setText("退出");
jToggleButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jToggleButton1ActionPerformed(evt);
}
});
jToggleButton2.setText("返回");
jToggleButton2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jToggleButton2ActionPerformed(evt);
}
});
jButton1.setText("查询历史发布");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
{null, null, null, null},
{null, null, null, null},
{null, null, null, null},
{null, null, null, null}
},
new String [] {
"Title 1", "Title 2", "Title 3", "Title 4"
}
));
jScrollPane1.setViewportView(jTable1);
jButton4.setText("发布");
jButton4.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton4ActionPerformed(evt);
}
});
jLabel2.setText("通知编号：");
jLabel3.setText("通知标题：");
jLabel4.setText("通知内容：");
jTextArea1.setColumns(20);
jTextArea1.setRows(5);
jScrollPane2.setViewportView(jTextArea1);
jLabel5.setText("通知类型：");
javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
jPanel2.setLayout(jPanel2Layout);
jPanel2Layout.setHorizontalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jButton1)
.addGap(256, 256, 256)
.addComponent(jToggleButton2)
.addGap(18, 18, 18)
.addComponent(jToggleButton1))
.addGroup(jPanel2Layout.createSequentialGroup()
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel2Layout.createSequentialGroup()
.addContainerGap()
.addComponent(jScrollPane1))
.addGroup(jPanel2Layout.createSequentialGroup()
.addGap(83, 83, 83)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(jButton4)
.addGroup(jPanel2Layout.createSequentialGroup()
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(jLabel4)
.addComponent(jLabel2)
.addComponent(jLabel5))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addGroup(jPanel2Layout.createSequentialGroup()
.addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, 210, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(71, 71, 71)
.addComponent(jLabel3)
.addGap(18, 18, 18)
.addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, 211, javax.swing.GroupLayout.PREFERRED_SIZE))
.addComponent(jScrollPane2)
.addComponent(jTextField4, javax.swing.GroupLayout.PREFERRED_SIZE, 210, javax.swing.GroupLayout.PREFERRED_SIZE))))
.addGap(0, 142, Short.MAX_VALUE)))
.addContainerGap())
);
jPanel2Layout.setVerticalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
.addComponent(jButton1)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 94, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel2)
.addComponent(jLabel3)
.addComponent(jTextField3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(28, 28, 28)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel4)
.addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(17, 17, 17)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel5)
.addComponent(jTextField4, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 42, Short.MAX_VALUE)
.addComponent(jButton4)
.addGap(36, 36, 36)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jToggleButton1)
.addComponent(jToggleButton2))
.addContainerGap())
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(61, 61, 61)
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addContainerGap(47, Short.MAX_VALUE)
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(101, 101, 101))
);
pack();
}// </editor-fold>
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
try {
connectdb();
String sql = "select * from notice";
pstm = conn.prepareStatement(sql);
ResultSet rs = pstm.executeQuery();
int count = 0;
while (rs.next()) {
count++;
}
rs = pstm.executeQuery();
Object[][] info = new Object[count][4];
count = 0;
while (rs.next()) {
info[count][0] = rs.getString("noticeId");
info[count][1] = rs.getString("noticeTitle");
info[count][2] = rs.getString("noticeCategory");
info[count][3] = rs.getString("noticeContent");
count++;
}
String[] title = { "编号", "标题", "类别","内容"};
this.jTable1 = new JTable(info, title);
this.jScrollPane1.getViewport().add(jTable1);
conn.close();
}catch (SQLException e) {
JOptionPane.showMessageDialog(null, "数据操作错误", "错误", JOptionPane.ERROR_MESSAGE);
}
}
private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {
String no=jTextField2.getText();
String title=jTextField3.getText();
String neirong=jTextArea1.getText();
String xingxing=jTextField4.getText();
System.out.println(no+"--"+title+"--"+neirong+"--"+xingxing);
try {
connectdb();
String sql = "insert into notice(noticeId,noticeTitle,noticeContent,noticeCategory)"+ "values('"+no+"','"+title+"','"+neirong+"','"+xingxing+"')";
stmt = conn.createStatement();
stmt.executeUpdate(sql);
JOptionPane.showMessageDialog(null, "发布成功！！！");
conn.close();
} catch (SQLException e) {
e.printStackTrace();
return ;
}
finally {
if (stmt != null) {
try {
stmt.close();
} catch (SQLException e) {
e.printStackTrace();
}
if (conn != null) {
try {
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
}
fabu.this.setVisible(false);
guanli guanli=new guanli();
guanli.setVisible(true);
}
private void jToggleButton1ActionPerformed(java.awt.event.ActionEvent evt) {
System.exit(0);
}
private void jToggleButton2ActionPerformed(java.awt.event.ActionEvent evt) {
fabu.this.setVisible(false);
guanli guanli=new guanli();
guanli.setVisible(true);
}
public static void main(String args[]) {
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(fabu.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(fabu.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(fabu.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(fabu.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new fabu().setVisible(true);
}
});
}
3、招新管理模块实现
Connection conn = null;
Statement stmt = null;
PreparedStatement pstm =null;
private javax.swing.JButton jButton1;
private javax.swing.JButton jButton10;
private javax.swing.JButton jButton2;
private javax.swing.JButton jButton8;
private javax.swing.JButton jButton9;
private javax.swing.JPanel jPanel2;
private javax.swing.JScrollPane jScrollPane1;
private JTable jTable1;
private javax.swing.JTextField jTextField1;
private javax.swing.JToggleButton jToggleButton1;
private javax.swing.JToggleButton jToggleButton2;
public zhaoxinguanli() {
initComponents();
}
private void connectdb() {
try {
Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
conn = DriverManager.getConnection("jdbc:sqlserver://localhost:1433;DatabaseName=student_course_grade","sa", "123");
} catch (SQLException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
private void initComponents() {
jPanel2 = new javax.swing.JPanel();
jToggleButton1 = new javax.swing.JToggleButton();
jToggleButton2 = new javax.swing.JToggleButton();
jButton1 = new javax.swing.JButton();
jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new JTable();
jButton8 = new javax.swing.JButton();
jButton9 = new javax.swing.JButton();
jButton10 = new javax.swing.JButton();
jTextField1 = new javax.swing.JTextField();
jButton2 = new javax.swing.JButton();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jPanel2.setBackground(new java.awt.Color(120, 150, 190));
jPanel2.setBorder(javax.swing.BorderFactory.createTitledBorder(null, "研究院信息管理系统", javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION, javax.swing.border.TitledBorder.DEFAULT_POSITION, new java.awt.Font("微软雅黑", 1, 24), new java.awt.Color(255, 255, 255))); // NOI18N
jPanel2.setAutoscrolls(true);
jToggleButton1.setText("退出");
jToggleButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jToggleButton1ActionPerformed(evt);
}
});
jToggleButton2.setText("返回");
jToggleButton2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jToggleButton2ActionPerformed(evt);
}
});
jButton1.setText("修改");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
{null, null, null, null},
{null, null, null, null},
{null, null, null, null},
{null, null, null, null}
},
new String [] {
"Title 1", "Title 2", "Title 3", "Title 4"
}
));
jScrollPane1.setViewportView(jTable1);
jButton8.setText("刷新");
jButton8.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton8ActionPerformed(evt);
}
});
jButton9.setText("删除");
jButton9.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton9ActionPerformed(evt);
}
});
jButton10.setText("查询");
jButton10.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton10ActionPerformed(evt);
}
});
jButton2.setText("增加");
jButton2.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton2ActionPerformed(evt);
}
});
javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
jPanel2.setLayout(jPanel2Layout);
jPanel2Layout.setHorizontalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel2Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
.addGap(0, 699, Short.MAX_VALUE)
.addComponent(jToggleButton2)
.addGap(18, 18, 18)
.addComponent(jToggleButton1))
.addGroup(jPanel2Layout.createSequentialGroup()
.addComponent(jScrollPane1)
.addContainerGap())
.addGroup(jPanel2Layout.createSequentialGroup()
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 228, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(18, 18, 18)
.addComponent(jButton10)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jButton2)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jButton1)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jButton9)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jButton8)
.addGap(54, 54, 54))))
);
jPanel2Layout.setVerticalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
.addGap(15, 15, 15)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jButton10)
.addComponent(jButton1)
.addComponent(jButton9)
.addComponent(jButton8)
.addComponent(jButton2))
.addGap(18, 18, 18)
.addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 383, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jToggleButton1)
.addComponent(jToggleButton2))
.addContainerGap())
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(47, 47, 47)
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(282, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(50, 50, 50)
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(359, Short.MAX_VALUE))
);
pack();
}// </editor-fold>
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
String No=JOptionPane.showInputDialog("请输入你要修改的报名人员编号：");
if (No.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String Name=JOptionPane.showInputDialog("请输入新的报名人员姓名：");
if (Name.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String tel=JOptionPane.showInputDialog("请输入新的报名人员性别：");
if (tel.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String adress=JOptionPane.showInputDialog("请输入新的报名人员专业：");
if (adress.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String newTel=JOptionPane.showInputDialog("请输入新的报名人员电话：");
if (adress.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
try {
connectdb();
String sql = "update newStudent set newName='"+Name+"',newSex='"+tel+"',newMajor='"+adress+"',newTel='"+newTel+"' where newId='"+No+"'";
stmt = conn.createStatement();
stmt.executeUpdate(sql);
JOptionPane.showMessageDialog(null, "修改成功！！！");
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
finally {
if (stmt != null) {
try {
stmt.close();
} catch (SQLException e) {
e.printStackTrace();
}
if (conn != null) {
try {
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
}
}
private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {
String Name=JOptionPane.showInputDialog("请输入报名人员姓名：");
if (Name.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String tel=JOptionPane.showInputDialog("请输入报名人员性别：");
if (tel.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String adress=JOptionPane.showInputDialog("请输入报名人员专业：");
if (adress.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
String newTel=JOptionPane.showInputDialog("请输入报名人员电话：");
if (adress.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
try {
connectdb();
String sql = "insert into newStudent(newName,newSex,newMajor,newTel)"+ "values('"+Name+"','"+tel+"','"+adress+"','"+newTel+"')";
stmt = conn.createStatement();
stmt.executeUpdate(sql);
JOptionPane.showMessageDialog(null, "添加成功！！！");
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
finally {
if (stmt != null) {
try {
stmt.close();
} catch (SQLException e) {
e.printStackTrace();
}
if (conn != null) {
try {
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
}
}
private void jButton8ActionPerformed(java.awt.event.ActionEvent evt) {
try {
connectdb();
String sql = "select * from newStudent";
pstm = conn.prepareStatement(sql);
ResultSet rs = pstm.executeQuery();
int count = 0;
while (rs.next()) {
count++;
}
rs = pstm.executeQuery();
Object[][] info = new Object[count][5];
count = 0;
while (rs.next()) {
info[count][0] = rs.getString("newId");
info[count][1] = rs.getString("newName");
info[count][2] = rs.getString("newSex");
info[count][3] = rs.getString("newMajor");
info[count][4] = rs.getString("newTel");
count++;
}
String[] title = { "报名者编号", "报名者名称","报名者性别","报名者专业" ,"报名者电话"};
this.jTable1 = new JTable(info, title);
this.jScrollPane1.getViewport().add(jTable1);
conn.close();
}catch (SQLException sqle) {
JOptionPane.showMessageDialog(null, "数据操作错误", "错误", JOptionPane.ERROR_MESSAGE);
}
}
private void jButton9ActionPerformed(java.awt.event.ActionEvent evt) {
String No=JOptionPane.showInputDialog("请输入你要删除的报名者编号：");
if (No.equals("")){
JOptionPane.showMessageDialog(null, "你输入了空值！！！");
return;
}
Integer cNo=Integer.parseInt(No);
try {
connectdb();
String sql = "delete from newStudent where newId='"+cNo+"';";
stmt = conn.createStatement();
stmt.executeUpdate(sql);
JOptionPane.showMessageDialog(null, "删除成功！！！");
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
finally {
if (stmt != null) {
try {
stmt.close();
} catch (SQLException e) {
e.printStackTrace();
}
if (conn != null) {
try {
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
}
}
private void jButton10ActionPerformed(java.awt.event.ActionEvent evt) {
String text=jTextField1.getText();
try {
connectdb();
String sql = "select * from newStudent where newId like '%"+text+"%' or newName like '%"+text+"%'";
pstm = conn.prepareStatement(sql);
ResultSet rs = pstm.executeQuery();
int count = 0;
while (rs.next()) {
count++;
}
rs = pstm.executeQuery();
Object[][] info = new Object[count][5];
count = 0;
while (rs.next()) {
info[count][0] = rs.getString("newId");
info[count][1] = rs.getString("newName");
info[count][2] = rs.getString("newSex");
info[count][3] = rs.getString("newMajor");
info[count][4] = rs.getString("newTel");
count++;
}
String[] title = { "报名者编号", "报名者名称","报名者性别","报名者专业" ,"报名者电话"};
this.jTable1 = new JTable(info, title);
this.jScrollPane1.getViewport().add(jTable1);
conn.close();
}catch (SQLException sqle) {
JOptionPane.showMessageDialog(null, "数据操作错误", "错误", JOptionPane.ERROR_MESSAGE);
}
}
private void jToggleButton2ActionPerformed(java.awt.event.ActionEvent evt) {
zhaoxinguanli.this.setVisible(false);
guanli Guanli=new guanli();
Guanli.setVisible(true);
}
private void jToggleButton1ActionPerformed(java.awt.event.ActionEvent evt) {
System.exit(0);
}
public static void main(String args[]) {
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(zhaoxinguanli.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(zhaoxinguanli.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(zhaoxinguanli.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(zhaoxinguanli.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new zhaoxinguanli().setVisible(true);
}
});
}
因篇幅有限，只展示此三个主要模块的代码。以上三个模块的代码基本覆盖了整个系统代码的实现方法，其他模块的基本按照上述代码写法复制粘贴即可，如果有需要完整源代码的可以v我(备注来源)：es_lad或者自行下载：https://download.csdn.net/download/weixin_46671666/73823184
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