code: public TemplateStats getStats(String fullTemplateName) {
          TemplateStats stats = (TemplateStats) mStatsMap.get(fullTemplateName);
          if (stats == null) {
              stats = new TemplateStats(fullTemplateName, mRawWindowSize, mAggregateWindowSize);
              mStatsMap.put(fullTemplateName, stats);
          }
          return stats;
      }
docs: Returns the template stats for a given template name.
  
  @param fullTemplateName the full name of the template with '.'s as
  delimeters.
  @return the template stats