serverdialog.java

java开发的聊天软件

package chatserver;

import java.sql.*;
import java.text.*;
import java.util.Date;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

/**
 * <p>Title: 聊天</p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2005</p>
 *
 * <p>Company: 个人</p>
 *
 * @author Mothz
 * @version 1.0
 */

public class ServerDialog
    extends JFrame {
    BorderLayout borderLayout1 = new BorderLayout();
    JPanel jPanel1 = new JPanel();
    JLabel jLabel1 = new JLabel();
    JLabel jLabel2 = new JLabel();
    JTextField AdIdNumber = new JTextField();
    JPasswordField AdPassword = new JPasswordField();
    JButton jButton1 = new JButton();
    JButton jButton2 = new JButton();

    public ServerDialog() {
        try {
            jbInit();
        }
        catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        this.setSize(350, 180);
        this.setTitle("管理员登录");
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        this.setResizable(false);
        getContentPane().setLayout(borderLayout1);
        AdIdNumber.setBorder(BorderFactory.createLoweredBevelBorder());
        jButton2.addActionListener(new ServerDialog_jButton2_actionAdapter(this));
        AdPassword.setBorder(BorderFactory.createLoweredBevelBorder());
        jButton1.addActionListener(new ServerDialog_jButton1_actionAdapter(this));
        jLabel2.setHorizontalAlignment(SwingConstants.RIGHT);
        jLabel2.setText("管理员密码:");
        jLabel2.setBounds(new Rectangle(17, 67, 81, 15));
        AdIdNumber.setBounds(new Rectangle(105, 20, 187, 20));
        AdPassword.setBounds(new Rectangle(104, 65, 187, 20));
        jButton1.setBounds(new Rectangle(47, 118, 75, 20));
        jButton1.setBorder(null);
        jButton1.setIcon(new ImageIcon("images/enter.jpg"));
        jButton2.setBounds(new Rectangle(185, 118, 75, 20));
        jButton2.setBorder(null);
        jButton2.setIcon(new ImageIcon("images/exit.jpg"));
        jLabel1.setHorizontalAlignment(SwingConstants.RIGHT);
        jPanel1.add(jLabel1);
        jPanel1.add(AdIdNumber);
        jPanel1.add(jButton1);
        jPanel1.add(jButton2);
        jPanel1.add(AdPassword);
        jPanel1.add(jLabel2);
        this.getContentPane().add(jPanel1, java.awt.BorderLayout.CENTER);
        jLabel1.setText("管理员帐号:");
        jLabel1.setBounds(new Rectangle(18, 23, 80, 15));
        jPanel1.setLayout(null);
    }

    //退出键
    public void jButton2_actionPerformed(ActionEvent e) {
        //退出系统
        System.exit(0);
    }

    //rs
    ResultSet rs;
    //登录键
    public void jButton1_actionPerformed(ActionEvent e) {
        //获取输入的信息
        String name = AdIdNumber.getText().trim();
        char[] pa = AdPassword.getPassword();
        String password = new String(pa).trim();

        if (name.equals("")) {
            JOptionPane.showMessageDialog(null, "请输入帐号！", "警告",
                                          JOptionPane.WARNING_MESSAGE);
        }
        else if (password.equals("")) {
            JOptionPane.showMessageDialog(null, "请输入密码！", "警告",
                                          JOptionPane.WARNING_MESSAGE);
        }
        else {
            //获取statement对象
            Statement stmt = linkData.getStatement();
            try {
                //查询帐号和密码匹配
                rs = stmt.executeQuery(
                    "SELECT * FROM Ad WHERE ID='" + name +
                    "'AND Password='" + password + "'");
                if (rs.next()) {
                    //正确 关闭登录框
                    this.dispose();
                    //获取管理员名字
                    rs = stmt.executeQuery(
                        "SELECT * FROM Ad WHERE ID='" +
                        name + "'");
                    if (rs.next()) {
                        String AdName = rs.getString(3);
                        String lasetTime = rs.getString(4);
                        String fettle = rs.getString(5);
                        //将查询的管理员姓名传入到(ServerFram.java)的AdName
                        ServerFrame.AdName = AdName;
                        //将获取的ID信息传入到 管理员管理类(adma.java)的idone
                        adma.idone = name;
                        /*判断是否为超级管理员，分别显示不同的对话框*/
                        if (fettle.equals("1")) {
                            JOptionPane.showMessageDialog(null,
                                "超级管理员:" + AdName + " 登录成功！\n上次登录时间是:" +
                                lasetTime);
                        }
                        else {
                            JOptionPane.showMessageDialog(null,
                                "管理员:" + AdName + " 登录成功！\n上次登录时间是:" +
                                lasetTime);
                        }
                        //获取系统时间
                        //时间显示方式
                        SimpleDateFormat t = new SimpleDateFormat(
                            "yyyy年MM月dd日 HH时mm分ss秒");
                        //获取当前系统时间
                        String time = t.format(new Date());
                        //写入数据库语句
                        String lastTime =
                            "UPDATE Ad SET LastTime ='" +
                            time + "'WHERE ID='" + name + "'";
                        try {
                            //将当前时间写入数据库
                            stmt.executeUpdate(lastTime);
                        }
                        catch (SQLException ex2) {
                            ex2.printStackTrace();
                        }

                    }
                    //显示服务器主界面
                    ServerFrame serverFrame = new ServerFrame();
                    serverFrame.setVisible(true);
                    Center.CenterWindow(serverFrame);
                }
                else {
                    JOptionPane.showMessageDialog(null, "你输入的帐号或密码有误，请重新输入！",
                                                  "错误",
                                                  JOptionPane.ERROR_MESSAGE);
                }

            }
            catch (SQLException ex) {
                ex.printStackTrace();
            }

        }
    }
}

class ServerDialog_jButton1_actionAdapter
    implements ActionListener {
    private ServerDialog adaptee;
    ServerDialog_jButton1_actionAdapter(ServerDialog adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jButton1_actionPerformed(e);
    }
}

class ServerDialog_jButton2_actionAdapter
    implements ActionListener {
    private ServerDialog adaptee;
    ServerDialog_jButton2_actionAdapter(ServerDialog adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jButton2_actionPerformed(e);
    }
}