code: public List<BookmarkedURL> getBookmarkedURLs() throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
          retrieveBookmarks();
          return Collections.unmodifiableList(bookmarks.getBookmarkedURLS());
      }
docs: Returns an unmodifiable collection of all bookmarked urls.
  
  @return returns an unmodifiable collection of all bookmarked urls.
  @throws XMPPErrorException thrown when there is a problem retriving bookmarks from the server.
  @throws NoResponseException if there was no response from the server.
  @throws NotConnectedException
  @throws InterruptedException