code: AttributedCharacterIterator createAttributedCharacterIterator(
                         AttributedCharacterIterator[] iterators) {
          AttributedString as = new AttributedString(iterators);
  
          return as.getIterator();
      }
docs: Creates an <code>AttributedCharacterIterator</code> containg the
  concatenated contents of the passed in
  <code>AttributedCharacterIterator</code>s.
  
  @param iterators AttributedCharacterIterators used to create resulting
  AttributedCharacterIterators
  @return AttributedCharacterIterator wrapping passed in
  AttributedCharacterIterators