code: @Nonnull
    @CodingStyleguideUnaware
    public static <COLLTYPE extends Collection <String>> COLLTYPE getExploded (@Nonnull final String sSep,
                                                                               @Nullable final String sElements,
                                                                               final int nMaxItems,
                                                                               @Nonnull final COLLTYPE aCollection)
    {
      explode (sSep, sElements, nMaxItems, aCollection::add);
      return aCollection;
    }
docs: Take a concatenated String and return the passed Collection of all elements
  in the passed string, using specified separator string.
  
  @param <COLLTYPE>
  The collection type to be used and returned
  @param sSep
  The separator to use. May not be <code>null</code>.
  @param sElements
  The concatenated String to convert. May be <code>null</code> or empty.
  @param nMaxItems
  The maximum number of items to explode. If the passed value is &le; 0
  all items are used. If max items is 1, than the result string is
  returned as is. If max items is larger than the number of elements
  found, it has no effect.
  @param aCollection
  The non-<code>null</code> target collection that should be filled with
  the exploded elements
  @return The passed collection and never <code>null</code>.