@Deprecated
    public List<Tuple<T>> getTable() {
        try (TupleIterator<T> it = this.iterator()) {
            List<Tuple<T>> items = new ArrayList<>();
            while (it.hasNext()) {
                items.add(it.next());
            }
            return items;
        } catch (Exception e) {
            throw new RuntimeException("Failed to get hashtable values.", e);
        }
    }
DEPRECATED: may cause OutOfMemoryError on large crawls.

@return
@throws Exception
ache/src/main/java/achecrawler/util/persistence/PersistentHashtable.java