code: public static JspParameterFilters getJspParameterFilters(
        String userFilter,
        String poolGroupFilter,
        String poolInfoFilter) {
      JspParameterFilters filters = new JspParameterFilters();
      if (userFilter != null && !userFilter.equals("null")) {
        filters.getUserFilterSet().addAll(Arrays.asList(userFilter.split(",")));
        filters.getHtmlOutput().append(("<b>users:</b> " + userFilter + "<br>"));
      }
      if (poolGroupFilter != null && !poolGroupFilter.equals("null")) {
        filters.getPoolGroupFilterSet().addAll(
            Arrays.asList(poolGroupFilter.split(",")));
        filters.getHtmlOutput().append("<b>poolGroups:</b> " + poolGroupFilter +
            "<br>");
      }
      if (poolInfoFilter != null && !poolInfoFilter.equals("null")) {
        filters.getHtmlOutput().append(
            "<b>poolInfos:</b> " + poolInfoFilter + "<br>");
        for (String poolInfoString : poolInfoFilter.split(",")) {
          String[] poolInfoStrings = poolInfoString.split("[.]");
          if (poolInfoStrings.length == 2) {
            filters.getPoolInfoFilterSet().add(new PoolInfo(poolInfoStrings[0],
                poolInfoStrings[1]));
          }
        }
      }
      return filters;
    }
docs: Convert the parameters to filters and html output
  @param userFilter User filter parameter
  @param poolGroupFilter Pool group filter parameter
  @param poolInfoFilter Pool info filter parameter
  @return Filters