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java在线聊天项目1.2版 ——开启多个客户端，分别实现数据库注册和登录功能后，成功登陆则登录框消失，好友列表窗出现
java在线聊天项目1.2版 ——开启多个客户端，分别实现数据库注册和登录功能后，成功登陆则登录框消失，好友列表窗出现
时间：2021-07-01 10:21:17
帮助过：8人阅读
com.swift.frame;
import java.awt.EventQueue;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.ConnectException;
import java.net.Socket;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import javax.swing.border.TitledBorder;
import com.swift.util.Center;
public class LoginDialog
extends JDialog {
private static final long serialVersionUID = 1L
;
private JPasswordField passwordField_2;
private JPasswordField passwordField_1;
private JTextField textField_2;
private JTextField textField;
String request =
null;
String response =
null;
Socket s;
DataOutputStream dos;
DataInputStream dis;
public static void main(String args[]) {
JFrame.setDefaultLookAndFeelDecorated(true);
JDialog.setDefaultLookAndFeelDecorated(true);
try {
UIManager.setLookAndFeel("javax.swing.plaf.nimbus.NimbusLookAndFeel"
);
} catch (ClassNotFoundException e1) {
e1.printStackTrace();
} catch (InstantiationException e1) {
e1.printStackTrace();
} catch (IllegalAccessException e1) {
e1.printStackTrace();
} catch (UnsupportedLookAndFeelException e1) {
e1.printStackTrace();
}
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
LoginDialog dialog =
new LoginDialog();
dialog.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0
);
}
});
dialog.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
public LoginDialog() {
super();
setResizable(false);
setTitle("在线聊天登录框"
);
getContentPane().setLayout(null);
setBounds(100, 100, 427, 301);
// 注册时高度为578，不注册是301
// 设置窗口居中
this.setLocation(Center.getPoint(
this.getSize()));
final JTextField textField_1 =
new JTextField();
textField_1.setBounds(148, 90, 192, 42
);
getContentPane().add(textField_1);
final JLabel label =
new JLabel();
label.setText("帐 号"
);
label.setBounds(76, 102, 66, 18
);
getContentPane().add(label);
final JLabel label_1 =
new JLabel();
label_1.setText("密 码"
);
label_1.setBounds(76, 167, 66, 18
);
getContentPane().add(label_1);
final JPasswordField passwordField =
new JPasswordField();
passwordField.setBounds(148, 155, 192, 42
);
getContentPane().add(passwordField);
final JButton button_1 =
new JButton();
button_1.addActionListener(new ActionListener() {
public void actionPerformed(
final ActionEvent e) {
String phone =
new String(textField_1.getText()).trim();
String password =
new String(passwordField.getPassword()).trim();
if (!phone.equals("") && !password.equals(""
)) {
try {
request = "login"
;
dos.writeUTF(request);
response =
dis.readUTF();
if (response.equals("login"
)) {
dos.writeUTF(phone);
dos.writeUTF(password);
String flag=
dis.readUTF();
if(flag.equals("success"
)) {
javax.swing.JOptionPane.showMessageDialog(LoginDialog.this, "登录成功"
);
//登陆窗消失
LoginDialog.
this.dispose();
//好友列表窗出现
new FriendsFrame(phone,s);
}else if(flag.equals("fail"
)) {
javax.swing.JOptionPane.showMessageDialog(LoginDialog.this, "登录失败"
);
}
}
} catch (IOException e1) {
e1.printStackTrace();
}
} else {
javax.swing.JOptionPane.showMessageDialog(LoginDialog.this, "用户名密码必须填写..."
);
return;
}
}
});
button_1.setText("登录"
);
button_1.setBounds(230, 222, 106, 36
);
getContentPane().add(button_1);
final JButton button =
new JButton();
button.addActionListener(new ActionListener() {
public void actionPerformed(
final ActionEvent e) {
if (LoginDialog.
this.getHeight() == 301
) {
LoginDialog.this.setSize(427, 578
);
} else {
LoginDialog.this.setSize(427, 301
);
}
// 设置窗口不断居中
LoginDialog.
this.setLocation(Center.getPoint(LoginDialog.
this.getSize()));
}
});
button.setText("注册"
);
button.setBounds(76, 222, 106, 36
);
getContentPane().add(button);
final JPanel panel =
new JPanel();
panel.setLayout(null);
panel.setBorder(new TitledBorder(
null, "注册用户"
, TitledBorder.DEFAULT_JUSTIFICATION,
TitledBorder.DEFAULT_POSITION, null,
null));
panel.setBounds(10, 278, 401, 226
);
getContentPane().add(panel);
final JLabel label_2 =
new JLabel();
label_2.setBounds(44, 41, 65, 18
);
label_2.setText("手机号："
);
panel.add(label_2);
textField =
new JTextField();
textField.setBounds(115, 35, 225, 30
);
panel.add(textField);
final JButton button_2 =
new JButton();
button_2.setText("发送验证"
);
button_2.setBounds(243, 75, 97, 30
);
panel.add(button_2);
textField_2 =
new JTextField();
textField_2.setBounds(115, 104, 95, 30
);
panel.add(textField_2);
final JLabel label_3 =
new JLabel();
label_3.setText("验证码："
);
label_3.setBounds(44, 110, 65, 18
);
panel.add(label_3);
passwordField_1 =
new JPasswordField();
passwordField_1.setBounds(115, 143, 231, 30
);
panel.add(passwordField_1);
passwordField_2 =
new JPasswordField();
passwordField_2.setBounds(115, 175, 231, 30
);
panel.add(passwordField_2);
final JLabel label_4 =
new JLabel();
label_4.setText("密 码："
);
label_4.setBounds(44, 149, 65, 18
);
panel.add(label_4);
final JLabel label_5 =
new JLabel();
label_5.setText("验证密码："
);
label_5.setBounds(44, 181, 65, 18
);
panel.add(label_5);
final JButton button_3 =
new JButton();
button_3.setBounds(47, 510, 97, 30
);
getContentPane().add(button_3);
button_3.setText("放弃"
);
final JButton button_4 =
new JButton();
button_4.addActionListener(new ActionListener() {
public void actionPerformed(
final ActionEvent e) {
String phone =
textField.getText();
String password =
null;
String str1 =
new String(passwordField_1.getPassword()).trim();
String str2 =
new String(passwordField_2.getPassword()).trim();
if (!phone.equals("") && !str1.equals("") && !str2.equals(""
)) {
if (str1.equals(str2)) {
password =
new String(passwordField_2.getPassword()).trim();
try {
request = "reg"
;
dos.writeUTF(request);
String response =
dis.readUTF();
if (response.equals("reg"
)) {
dos.writeUTF(phone);
dos.writeUTF(password);
}
javax.swing.JOptionPane.showMessageDialog(LoginDialog.this, "注册成功..."
);
} catch (IOException e1) {
e1.printStackTrace();
}
} else {
javax.swing.JOptionPane.showMessageDialog(LoginDialog.this, "输入密码不一致..."
);
System.out.println("输入密码不一致..."
);
passwordField_1.setText(""
);
passwordField_2.setText(""
);
}
} else {
javax.swing.JOptionPane.showMessageDialog(LoginDialog.this, "用户名密码必须填写..."
);
return;
}
}
});
button_4.setBounds(262, 510, 97, 30
);
getContentPane().add(button_4);
button_4.setText("注册用户"
);
connect();
this.addWindowListener(
new WindowAdapter() {
@Override
public void windowClosed(WindowEvent e) {
disconnect();
}
});
}
public void connect() {
try {
s =
new Socket("127.0.0.1", 8888);
//以本机做server
System.out.println("一个客户端登陆中....!"
);
dos =
new DataOutputStream(s.getOutputStream());
dis =
new DataInputStream(s.getInputStream());
} catch (ConnectException e) {
System.out.println("服务端异常........."
);
System.out.println("请确认服务端是否开启........."
);
} catch (IOException e) {
e.printStackTrace();
}
}
public void disconnect() {
try {
if (dos !=
null)
dos.close();
if (s !=
null)
s.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
java在线聊天项目1.2版 ——开启多个客户端，分别实现数据库注册和登录功能后，成功登陆则登录框消失，好友列表窗出现
标签：语句 使用 ane str1 == isp support etc eve
