public User getId(ClientEndPoint client) {
User result = new User();
result.attachClient(client);
for (User user : users) {
if (client.equals(user.client)) result = user;
}
return result;
}
public boolean containsClient(ClientEndPoint client) {
for (User user : users) {
if (client.equals(user.client)) return true;
}
return false;
}