code: private static void throwIfAbsent(@NonNull String name) {
          if (!mResourceWatcherRegistry.containsKey(name)) {
              throw new CappuccinoException(
                      String.format("There is no %s associated with the name `%s`", CappuccinoResourceWatcher.class.getSimpleName(), name));
          }
      }
docs: Throws {@link CappuccinoException} if no {@link CappuccinoResourceWatcher} has yet been associated with
  {@param name}.
  
  @param name The name associated with the {@link CappuccinoResourceWatcher}.
  @throws CappuccinoException if there is no {@code CappuccinoResourceWatcher} associated
  with the given {@param name}.