code: public ReadOnlyStyledDocumentBuilder<PS, SEG, S> addParagraphs(List<List<SEG>> listOfSegLists,
                                   StyleSpans<S> entireDocumentStyleSpans) {
          return addParagraphList(listOfSegLists, entireDocumentStyleSpans, ignore -> null, Function.identity());
      }
docs: Adds multiple paragraphs to the list, using the {@link #defaultParagraphStyle} for each paragraph. For
  more configuration on each paragraph's paragraph style, use {@link #addParagraphs0(List, StyleSpans)}
  
  @param listOfSegLists each item is the list of segments for a single paragraph
  @param entireDocumentStyleSpans style spans for the entire document. It's length should be equal to the length
  of all the segments' length combined