@Override public String getObjectUrl() { if (documentLocation != null) { List<String> items = new ArrayList<String>(); items.add(PREFIX); items.add(documentLocation.getServerName()); IdRef docRef = documentLocation.getIdRef(); if (docRef == null) { return null; } items.add(docRef.toString()); items.add(VIEW_ID); String uri = StringUtils.join(items, "/"); return uri; } return null; }