code: protected boolean feedHandler(IFacebookMethod feedMethod, CharSequence title, CharSequence body,
                                  Collection<IFeedImage> images, Integer priority)
      throws FacebookException, IOException {
      ArrayList<Pair<String, CharSequence>> params =
        new ArrayList<Pair<String, CharSequence>>(feedMethod.numParams());
  
      params.add(new Pair<String, CharSequence>("title", title));
      if (null != body)
        params.add(new Pair<String, CharSequence>("body", body));
      if (null != priority)
        params.add(new Pair<String, CharSequence>("priority", priority.toString()));
  
      handleFeedImages(params, images);
  
      return extractBoolean(this.callMethod(feedMethod, params));
    }
docs: Helper function: assembles the parameters used by feed_publishActionOfUser and
  feed_publishStoryToUser
  @param feedMethod feed_publishStoryToUser / feed_publishActionOfUser
  @param title title of the story
  @param body body of the story
  @param images optional images to be included in he story
  @param priority
  @return whether the call to <code>feedMethod</code> was successful