Если использую case, то вообще от валидатора приходит сообщение ошибки компиляции, у меня все работает.
Сейчас ругается на 2 пункта, оба соблюдены. Помогите, пожалуйста!
package com.javarush.task.task30.task3008;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
public class Server {
private static Map<String, Connection> connectionMap = new ConcurrentHashMap<>();
public static void main(String[] args) {
try (ServerSocket serverSocket = new ServerSocket(ConsoleHelper.readInt())) {
System.out.println("Ñåðâåð çàïóùåí");
while (true) {
Socket socket = serverSocket.accept();
Handler handler = new Handler(socket);
handler.start();
}
} catch (IOException e) {
System.out.println("Ïðîèçîøëà îøèáêà!");
}
}
public static void sendBroadcastMessage(Message message) {
for (Map.Entry<String, Connection> each : connectionMap.entrySet()){
try {
each.getValue().send(message);
} catch (IOException e) {
System.out.println("Îøèáêà!");
}
}
}
private static class Handler extends Thread {
private Socket socket;
public Handler(Socket socket) {
this.socket = socket;
}
private String serverHandshake(Connection connection) throws IOException, ClassNotFoundException {
String userName;
while (true) {
connection.send(new Message(MessageType.NAME_REQUEST, "Ââåäèòå âàøå èìÿ:"));
Message message = connection.receive();
userName = message.getData();
if (!message.getType().equals(MessageType.USER_NAME))
continue;
if (userName.isEmpty()) {
connection.send(new Message(MessageType.TEXT, "Îøèáêà! Èìÿ íå ìîæåò áûòü ïóñòûì."));
continue;
}
if (connectionMap.containsKey(userName)) {
continue;
}
break;
}
connectionMap.put(userName, connection);
connection.send(new Message(MessageType.NAME_ACCEPTED, "Èìÿ "+userName+" óñïåøíî óñòàíîâëåíî"));
return userName;
}
private void notifyUsers(Connection connection, String userName) throws IOException {
for (Map.Entry<String, Connection> each : connectionMap.entrySet()){
try {
if (!each.getKey().equals(userName))
connection.send(new Message(MessageType.USER_ADDED, each.getKey()));
} catch (IOException e) {
ConsoleHelper.writeMessage("Îøèáêà!");
}
}
}
private void serverMainLoop(Connection connection, String userName) throws IOException, ClassNotFoundException {
Message message;
while (true) {
message = connection.receive();
if (message.getType() == MessageType.TEXT) {
sendBroadcastMessage(new Message(MessageType.TEXT, userName + ": " + message.getData()));
} else ConsoleHelper.writeMessage("Îøèáêà!");
}
}
public void run() {
ConsoleHelper.writeMessage("Óñòàíîâëåíî ñîåäèíåíèå "+socket.getRemoteSocketAddress().toString());
String userName = "";
try (Connection connection = new Connection(socket);) {
userName = serverHandshake(connection);
sendBroadcastMessage(new Message(MessageType.USER_ADDED, userName));
notifyUsers(connection, userName);
serverMainLoop(connection, userName);
} catch (IOException e) {
ConsoleHelper.writeMessage("Îøèáêà! IOException");
} catch (ClassNotFoundException e) {
ConsoleHelper.writeMessage("Îøèáêà! ClassNotFoundException");
}
sendBroadcastMessage(new Message(MessageType.USER_REMOVED, userName));
connectionMap.remove(userName);
}
}
}