Валидатор не принимает. Не пойму в чем проблема.
package com.javarush.task.task30.task3008;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.concurrent.ConcurrentHashMap;
import java.util.Map;
public class Server {
private static Map<String, Connection> connectionMap = new ConcurrentHashMap<String, Connection>();
private static class Handler extends Thread {
private Socket socket;
public Handler(Socket socket) {
this.socket = socket;
}
private String serverHandshake(Connection connection) throws IOException, ClassNotFoundException {
while (true){
connection.send(new Message(MessageType.NAME_REQUEST));
Message answer = connection.receive();
if (answer.getType() != MessageType.USER_NAME) continue;
String userName = answer.getData();
if (userName == null || userName.isEmpty()) continue;
if (connectionMap.containsKey(userName)) continue;
connectionMap.put(userName, connection);
connection.send(new Message(MessageType.NAME_ACCEPTED));
return userName;
}
}
private void notifyUsers(Connection connection, String userName) throws IOException {
for (String name : connectionMap.keySet()) {
if (userName != null && name != null && !userName.equals(name)) {
connection.send(new Message(MessageType.USER_ADDED, name));
}
}
}
private void serverMainLoop(Connection connection, String userName) throws IOException, ClassNotFoundException {
while (true) {
Message message = connection.receive();
if (message != null && message.getType() == MessageType.TEXT) {
sendBroadcastMessage(new Message(MessageType.TEXT, userName + ": " + message.getData()));
} else {
ConsoleHelper.writeMessage("Error!");
}
}
}
@Override
public void run() {
String userName = null;
ConsoleHelper.writeMessage("Сoeдинение установлено с " + socket.getRemoteSocketAddress());
try (Connection connection = new Connection(socket)){
userName = serverHandshake(connection);
sendBroadcastMessage(new Message(MessageType.USER_ADDED, userName));
notifyUsers(connection, userName);
serverMainLoop(connection, userName);
} catch (IOException | ClassNotFoundException e) {
ConsoleHelper.writeMessage("Произошла ошибка при обмене данными с удаленным адресом");
}
if (userName != null) {
connectionMap.remove(userName);
sendBroadcastMessage(new Message(MessageType.USER_REMOVED, userName));
}
ConsoleHelper.writeMessage("Соединение закрыто");
}
}
public static void sendBroadcastMessage(Message message) {
for (String name : connectionMap.keySet()) {
try {
connectionMap.get(name).send(message);
} catch (IOException e) {
ConsoleHelper.writeMessage(String.format("Can't send the message to %s", name));
}
}
}
public static void main(String[] args) throws IOException {
ServerSocket serverSocket = new ServerSocket(ConsoleHelper.readInt());
System.out.println("Server started..");
try {
while (true) {
Socket socket = serverSocket.accept();
Handler handler = new Handler(socket);
handler.start();
}
} catch (IOException e){
System.out.println("Произошла ошибка.");
serverSocket.close();
}
}
}