code: @Override
      public UberBucket readUber() throws TTIOException {
          final DatabaseEntry valueEntry = new DatabaseEntry();
          final DatabaseEntry keyEntry = new DatabaseEntry();
          TupleBinding.getPrimitiveBinding(Long.class).objectToEntry(-1l, keyEntry);
  
          try {
              final OperationStatus status = mDatabase.get(null, keyEntry, valueEntry, LockMode.DEFAULT);
              long key = 0;
              if (status == OperationStatus.SUCCESS) {
                  key = TupleBinding.getPrimitiveBinding(Long.class).entryToObject(valueEntry);
              }
              final UberBucket bucket = (UberBucket)read(key);
  
              return bucket;
          } catch (final DatabaseException e) {
              throw new TTIOException(e);
          }
  
      }
docs: {@inheritDoc}