public String createTopic(String topic) {
if (!Topics.containsKey(topic)) {
ServerChatRoom SCR = new ServerChatRoom(topic);
SCR.startServer(nextPort++);
Topics.put(topic, SCR);
}
return null;
}
public Topics getTopics() {
Topics allTopics = new Topics();
List<Topic> topicsList = new ArrayList<>();
topics
.stream()
.filter(t -> t.getType().equals("attached"))
.forEach(t -> topicsList.addAll(t.getTopics()));
allTopics.setTopics(topicsList);
return allTopics;
}
@Override
public Chatroom joinTopic(String topic) {
return Topics.get(topic);
}