void _on_room_info(final JsonObject obj) {
context.readThread(new Runnable() {
@Override
public void run() {
try {
RoomInfoResponse ri = new Gson().fromJson(obj, (Type) RoomInfoResponse.class);
state.handleRoomInfo(ri);
context.statusMessage(String.format("You successfully joined %s ", state.url.toString()));
context.openChat();