code: public boolean isConfluenceVersion3() {
          ConfluenceVersion confluenceVersion = getConfluenceVersion();
          return confluenceVersion.compareTo(ConfluenceVersion.V30X) >= 0 && confluenceVersion.compareTo(ConfluenceVersion.V40X) < 0;
      }
docs: <p>isConfluenceVersion3.</p>
  
  @return a boolean.