*/
public List getRankedSubscriptions(String groupHandle, int sinceDays, int length) {
List list = new ArrayList();
try {
PlanetManager planetManager = PlanetFactory.getPlanet().getPlanetManager();
Planet defaultPlanet = planetManager.getPlanet(DEFAULT_PLANET_HANDLE);
PlanetGroup planetGroup = planetManager.getGroup(defaultPlanet, groupHandle);
List subs = planetManager.getTopSubscriptions(planetGroup, 0, length);
for (Iterator it = subs.iterator(); it.hasNext();) {
Subscription sub = (Subscription) it.next();
// TODO needs pojo wrapping from planet