package com.sjsq.tools;
import com.alibaba.druid.pool.DruidDataSourceFactory;
import javax.sql.DataSource;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Properties;
/**
 * Druid连接池工具类,将来dao层调用
 */
public class JDBCUtils {
  private static DataSource dataSource; // 定义成员变量DataSource
  static {
    try {
      // 加载配置文件
      Properties properties = new Properties();
      properties.load(JDBCUtils.class.getClassLoader().getResourceAsStream("druid.properties"));
      // 获取DataSource
      dataSource = DruidDataSourceFactory.createDataSource(properties);
    } catch (Exception e) {
      e.printStackTrace();
    }
  }
  /**
   * 获取连接
   */
  public static Connection getConnection() throws SQLException {
    return dataSource.getConnection();
  }
  /**
   * 释放资源
   */
  public static void close(Statement statement, Connection connection) {
    close(null, statement, connection);
  }
  public static void close(ResultSet resultSet, Statement statement, Connection connection) {
    if (resultSet != null) {
      try {
        resultSet.close();
      } catch (SQLException e) {
        e.printStackTrace();
      }
    }
    if (statement != null) {
      try {
        statement.close();
      } catch (SQLException e) {
        e.printStackTrace();
      }
    }
    if (connection != null) {
      try {
        connection.close();// 归还连接
      } catch (SQLException e) {
        e.printStackTrace();
      }
    }
  }
  /**
   * 获取连接池方法
   */
  public static DataSource getDataSource() {
    return dataSource;
  }
}

package com.sjsq.view;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.Toolkit;
import java.io.IOException;
import java.sql.Connection;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
import javax.swing.UIManager;
import javax.swing.border.EmptyBorder;
import javax.swing.SwingConstants;
import com.sjsq.model.TbPerson;
import org.jb2011.lnf.beautyeye.BeautyEyeLNFHelper;
import com.sjsq.dao.PersonDao;
import com.sjsq.tools.PwEncryption;
import com.sjsq.tools.StringUtil;
import com.sjsq.tools.TxtExport;
/**
 * 登陆窗体类，为用户第一窗体
 * 
 * @author 22219
 *
 */
public class LoginFrame extends JFrame {
  /**
   * 串行版本标识serialVersionUID
   */
  private static final long serialVersionUID = 1L;
  private JPanel contentPane;
  public static JTextField userNameTxt;
  private JPasswordField passwordTxt;
  public static String time;
  public static String userId;
  /**
   * 登陆窗体类的构造函数
   */
  public LoginFrame() {
    this.setBounds(0, 0, 500, 400);
    this.setLocationRelativeTo(null);
    setResizable(false);
    //setIconImage(Toolkit.getDefaultToolkit().getImage(LoginFrame.class.getResource("/images/storage_128px.png")));
    setTitle("登录");
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    contentPane = new JPanel();
    contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
    setContentPane(contentPane);
    contentPane.setLayout(null);
    JLabel lblNewLabel = new JLabel("企业人事管理系统");
    lblNewLabel.setBounds(96, 29, 300, 48);
    lblNewLabel.setFont(new Font("方正粗黑宋简体", Font.BOLD, 27));
    lblNewLabel.setIcon(new ImageIcon(LoginFrame.class.getResource("/images/hrm.png")));
    JLabel lblNewLabel_1 = new JLabel("账号");
    lblNewLabel_1.setFont(new Font("Microsoft YaHei UI", Font.PLAIN, 15));
    lblNewLabel_1.setBounds(34, 126, 80, 18);
    lblNewLabel_1.setIcon(new ImageIcon(LoginFrame.class.getResource("/images/userName.png")));
    JLabel lblNewLabel_2 = new JLabel("密码");
    lblNewLabel_2.setFont(new Font("Microsoft YaHei UI", Font.PLAIN, 15));
    lblNewLabel_2.setBounds(34, 185, 65, 18);
    lblNewLabel_2.setIcon(new ImageIcon(LoginFrame.class.getResource("/images/password.png")));
    userNameTxt = new JTextField();
    userNameTxt.setHorizontalAlignment(SwingConstants.CENTER);
    userNameTxt.setBounds(96, 110, 308, 46);
    userNameTxt.setFont(new Font("微软雅黑", Font.BOLD, 20));
    userNameTxt.setToolTipText("输入用户名");
    userNameTxt.setColumns(10);
    passwordTxt = new JPasswordField();
    passwordTxt.setHorizontalAlignment(SwingConstants.CENTER);
    passwordTxt.setBounds(96, 169, 308, 46);
    passwordTxt.setFont(new Font("微软雅黑", Font.BOLD, 20));
    passwordTxt.setToolTipText("输入密码");
    JButton btnNewButton = new JButton("登录");
    btnNewButton.setFont(new Font("Microsoft YaHei UI", Font.PLAIN, 15));
    btnNewButton.setBounds(120, 252, 90, 40);
    this.getRootPane().setDefaultButton(btnNewButton);
    btnNewButton.setIcon(new ImageIcon(LoginFrame.class.getResource("/images/login.png")));
    btnNewButton.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
        loginActionPerformed(e);
      }
    });
    JButton btnNewButton_1 = new JButton("重置");
    btnNewButton_1.setFont(new Font("Microsoft YaHei UI", Font.PLAIN, 15));
    btnNewButton_1.setBounds(280, 252, 90, 40);
    btnNewButton_1.setIcon(new ImageIcon(LoginFrame.class.getResource("/images/reset.png")));
    btnNewButton_1.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
        resetValueActionPerformed(e);
      }
    });
    JButton btnNewButton_2 = new JButton("注/改");
    btnNewButton_2.setFont(new Font("Microsoft YaHei UI", Font.PLAIN, 15));
    btnNewButton_2.setBounds(305, 252, 90, 40);
    btnNewButton_2.setIcon(new ImageIcon(LoginFrame.class.getResource("/images/add.png")));
    btnNewButton_2.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
        enrollValueActionPerformed(e);
      }
    });
    contentPane.add(lblNewLabel);
    contentPane.add(lblNewLabel_1);
    contentPane.add(lblNewLabel_2);
    contentPane.add(passwordTxt);
    contentPane.add(userNameTxt);
    contentPane.add(btnNewButton);
    contentPane.add(btnNewButton_1);
    //contentPane.add(btnNewButton_2);
    this.setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
    this.addWindowListener(new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        if (JOptionPane.showConfirmDialog(null, "确认退出?", "提示", JOptionPane.YES_NO_OPTION) == 0) {
          System.exit(0);
        }
      }
    });
    // bg------------------------------------------------
    JLabel lbBg = new JLabel(new ImageIcon(this.getClass().getResource("/images/timg.png")));
    lbBg.setBounds(0, 0, 500, 400);
    this.getContentPane().add(lbBg);
    // bg------------------------------------------------
    // sj------------------------------------------------
    JLabel timeLabel = new JLabel();
    timeLabel.setBounds(260, 319, 220, 18);
    contentPane.add(timeLabel);
    TimerTask task = new TimerTask() {
      public void run() {
        String sdate = (new SimpleDateFormat("yyyy-MM-dd HH:mm:ss")).format(new Date());
        timeLabel.setText(sdate);
      }
    };
    Timer t = new Timer();
    t.scheduleAtFixedRate(task, new Date(), 1000);
    // sj-------------------------------------------------
  }
  /**
   * 登陆事件处理
   * 
   * @param e
   */
  private void loginActionPerformed(ActionEvent e) {
    String userName = this.userNameTxt.getText();
    String password = new String(this.passwordTxt.getPassword());
    if (StringUtil.isEmpty(userName)) {
      JOptionPane.showMessageDialog(this, "用户名不能为空！");
      return;
    }
    if (StringUtil.isEmpty(password)) {
      JOptionPane.showMessageDialog(this, "密码不能为空！");
      return;
    }
    TbPerson person = new TbPerson(userName, PwEncryption.encrypt(password, "key"));
    // TbPerson person = new TbPerson(userName,password);
    TbPerson personNew = PersonDao.login(person);
    if (personNew != null) {
      JOptionPane.showMessageDialog(this, "登陆成功！");
      MainFrame mainFrame = new MainFrame(userNameTxt.getText());
      mainFrame.frame.setVisible(true);
      // 导出登陆日志（用户id+时间）
      SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
      time = df.format(new Date());
      System.out.println("用户Id：" + userNameTxt.getText() + "\t登陆时间：" + time);
      try {
        TxtExport.creatTxtFile("Enterprise Personnel Management System");
        TxtExport.writeTxtFile("员工Id：" + userNameTxt.getText() + "\t登陆时间：" + time);
      } catch (IOException e1) {
        e1.printStackTrace();
      }
      dispose();// 销毁窗体
    } else {
      JOptionPane.showMessageDialog(this, "用户名或密码错误！");
    }
  }
  /**
   * 重置事件处理
   * 
   * @param e
   */
  private void resetValueActionPerformed(ActionEvent evt) {
    this.userNameTxt.setText("");
    this.passwordTxt.setText("");
    userNameTxt.requestFocus();
  }
  /**
   * 注册事件处理
   * 
   * @param e
   */
  private void enrollValueActionPerformed(ActionEvent e) {
    String str = JOptionPane.showInputDialog(this, "输入超级管理员密码", "KEY", 2);
    TbPerson p = PersonDao.findPersonByRecordNumber("T00001");
    if (str == null) {
      return;
    } else if ("".equals(str)) {
      JOptionPane.showMessageDialog(this, "请至少输入一个字符", "", 1);
    } else if (p.getPassword().equals(PwEncryption.encrypt(str, "key"))) {
      // }else if (str.equals(p.getPassword())) {
      this.setVisible(false);
      dispose();
      EnrolmentFrame enrollFrame = new EnrolmentFrame();
      enrollFrame.setVisible(true);
    } else {
      JOptionPane.showMessageDialog(this, "密码错误", "", 0);
    }
  }
  /**
   * 登陆窗口
   */
  public static void main(String[] args) {
    LoginFrame frame = new LoginFrame();
    frame.setVisible(true);
  }
}