package clientserver;
import java.util.HashSet;

public abstract class AbstractServerBehavior implements ServerBehavior {
	HashSet<ClientHandler> clients = new HashSet<ClientHandler>();

	public synchronized void clientConnected(ClientHandler clientHandler) {
		clients.add(clientHandler);
	}

	public synchronized void clientDisconnected(ClientHandler clientHandler, Exception reason) {
		clients.remove(clientHandler);
	}

	public abstract void messageReceived(Object message, ClientHandler clientHandler);

}