func NewIterator(tree *b.Tree, data string, ts *TripleStore) *Iterator {
iter, err := tree.SeekFirst()
if err != nil {
iter = nil
}
return &Iterator{
uid: iterator.NextUID(),
ts: ts,
tree: tree,
iter: iter,
data: data,
}
}
func NewIterator(tree *b.Tree, qs *QuadStore, d quad.Direction, value graph.Value) *Iterator {
iter, err := tree.SeekFirst()
if err != nil {
iter = nil
}
return &Iterator{
uid: iterator.NextUID(),
qs: qs,
tree: tree,
iter: iter,
d: d,
value: value,
}
}