import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import javax.swing.JOptionPane;

public class AFrame extends javax.swing.JFrame {
    private String driver = "com.microsoft.jdbc.sqlserver.SQLServerDriver";
    private Connection con; // 数据库连接

    public AFrame() {
    initComponents();
    this.setTitle("连接数据库");
    }

    // <editor-fold defaultstate="collapsed" desc=" 生成的代码 ">
    private void initComponents() {
        jTextField1 = new javax.swing.JTextField();
        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        jTextField2 = new javax.swing.JTextField();
        jLabel3 = new javax.swing.JLabel();
        jTextField3 = new javax.swing.JTextField();
        jButton1 = new javax.swing.JButton();

        getContentPane().setLayout(null);

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        getContentPane().add(jTextField1);
        jTextField1.setBounds(60, 10, 80, 19);

        jLabel1.setText("IP");
        getContentPane().add(jLabel1);
        jLabel1.setBounds(40, 10, 10, 14);

        jLabel2.setText("name");
        getContentPane().add(jLabel2);
        jLabel2.setBounds(30, 30, 26, 14);

        getContentPane().add(jTextField2);
        jTextField2.setBounds(60, 30, 80, 19);

        jLabel3.setText("password");
        getContentPane().add(jLabel3);
        jLabel3.setBounds(10, 50, 46, 14);

        getContentPane().add(jTextField3);
        jTextField3.setBounds(60, 50, 80, 19);

        jButton1.setText("\u8fde\u63a5");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        getContentPane().add(jButton1);
        jButton1.setBounds(70, 80, 55, 23);

        pack();
    }// </editor-fold>

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO 将在此处添加您的处理代码：
    String server = this.jTextField1.getText();
    String userName = this.jTextField2.getText();
    String password = this.jTextField3.getText();    
    String url = "jdbc:jdbc:sqlserver://"+server+";DatabaseName=master";
    try {
        Class.forName(driver);
        con = DriverManager.getConnection(url,userName,password);
        JOptionPane.showMessageDialog(this,"成功");
    }catch(ClassNotFoundException e) {
        e.printStackTrace();
        JOptionPane.showMessageDialog(this,"失败");
    } catch(SQLException e) {
        e.printStackTrace();System.out.println(e.getMessage());
        JOptionPane.showMessageDialog(this,"失败");
    }
    }
    
    public static void main(String args[]) {
    java.awt.EventQueue.invokeLater(new Runnable() {
        public void run() {
        new AFrame().setVisible(true);
        }
    });
    }
    
    // 变量声明 - 不进行修改
    private javax.swing.JButton jButton1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JTextField jTextField1;
    private javax.swing.JTextField jTextField2;
    private javax.swing.JTextField jTextField3;
    // 变量声明结束
    
}