}
public List<RenditionData> getRenditions(String repositoryId, String objectId, String renditionFilter,
BigInteger maxItems, BigInteger skipCount, ExtensionsData extension) {
// build URL
UrlBuilder url = getObjectUrl(repositoryId, objectId, Constants.SELECTOR_RENDITIONS);
url.addParameter(Constants.PARAM_RENDITION_FILTER, renditionFilter);
url.addParameter(Constants.PARAM_MAX_ITEMS, maxItems);
url.addParameter(Constants.PARAM_SKIP_COUNT, skipCount);
// read and parse
HttpUtils.Response resp = read(url);
List<Object> json = parseArray(resp.getStream(), resp.getCharset());