code: public static String getTooltip(final Map<Status, Long> statusCountMap) {
          final Map<Status, Long> nonZeroStatusCountMap = DistributionBarHelper
                  .getStatusMapWithNonZeroValues(statusCountMap);
          final StringBuilder tooltip = new StringBuilder();
          for (final Entry<Status, Long> entry : nonZeroStatusCountMap.entrySet()) {
              tooltip.append(entry.getKey().toString().toLowerCase()).append(" : ").append(entry.getValue())
                      .append("<br>");
          }
          return tooltip.toString();
      }
docs: Returns tool tip for progress bar.
  
  @param statusCountMap
  map with status and count details
  @return tool tip