docs: public Collection<String> getMethods() throws FlickrException {
          Map<String, Object> parameters = new HashMap<String, Object>();
          parameters.put("method", METHOD_GET_METHODS);
  
          Response response = transport.get(transport.getPath(), parameters, apiKey, sharedSecret);
          if (response.isError()) {
              throw new FlickrException(response.getErrorCode(), response.getErrorMessage());
          }
  
          Element methodsElement = response.getPayload();
  
          List<String> methods = new ArrayList<String>();
          NodeList methodElements = methodsElement.getElementsByTagName("method");
          for (int i = 0; i < methodElements.getLength(); i++) {
              Element methodElement = (Element) methodElements.item(i);
              methods.add(XMLUtilities.getValue(methodElement));
          }
          return methods;
      }