code: @Override
      public BlogEntry next() {
          try {
              final ClientEntry entry = iterator.next();
              if (entry instanceof ClientMediaEntry) {
                  return new AtomResource(collection, (ClientMediaEntry) entry);
              } else {
                  return new AtomEntry(collection, entry);
              }
          } catch (final Exception e) {
              LOG.error("An error occured while fetching entry", e);
          }
          return null;
      }
docs: Get next entry.