docs: public List<Pair> parameterToPairs(String collectionFormat, String name, Collection value) {
          List<Pair> params = new ArrayList<Pair>();
  
          // preconditions
          if (name == null || name.isEmpty() || value == null || value.isEmpty()) {
              return params;
          }
  
          // create the params based on the collection format
          if ("multi".equals(collectionFormat)) {
              for (Object item : value) {
                  params.add(new Pair(name, escapeString(parameterToString(item))));
              }
              return params;
          }
  
          // collectionFormat is assumed to be "csv" by default
          String delimiter = ",";
  
          // escape all delimiters except commas, which are URI reserved
          // characters
          if ("ssv".equals(collectionFormat)) {
              delimiter = escapeString(" ");
          } else if ("tsv".equals(collectionFormat)) {
              delimiter = escapeString("\t");
          } else if ("pipes".equals(collectionFormat)) {
              delimiter = escapeString("|");
          }
  
          StringBuilder sb = new StringBuilder() ;
          for (Object item : value) {
              sb.append(delimiter);
              sb.append(escapeString(parameterToString(item)));
          }
  
          params.add(new Pair(name, sb.substring(delimiter.length())));
  
          return params;
      }