code: public List<String> getCSV(String name, boolean keepQuotes) {
          QuotedCSV values = null;
          for (HttpField f : this) {
              if (f.getName().equalsIgnoreCase(name)) {
                  if (values == null)
                      values = new QuotedCSV(keepQuotes);
                  values.addValue(f.getValue());
              }
          }
          return values == null ? Collections.emptyList() : values.getValues();
      }
docs: Get multiple field values of the same name as a {@link QuotedCSV}
  
  @param name       the case-insensitive field name
  @param keepQuotes True if the fields are kept quoted
  @return List the values with OWS stripped