public void AddUser(string user, WebSockUser instance)
 {
     if (!UserExists(user))
     {
         ConnectedUsers.Add(user, instance);
     }
     else
     {
         Logger.LogError("cannot add user \"{0}\"; already added.", user);
     }
 }
 public void AddUser(string user, WebSockUser instance)
 {
     if (!UserExists(user)) {
         ConnectedUsers.Add(user, instance);
     }
     else
         Logger.LogError("cannot add user \"{0}\"; already added.", user);
 }