Method item

basex-core/src/main/java/org/basex/query/func/db/DbPath.java:17–28

(final QueryContext qc, final InputInfo ii)

 */
public final class DbPath extends StandardFunc {
  @Override
  public Str item(final QueryContext qc, final InputInfo ii) throws QueryException {
    XNode node, parent = toNode(arg(0), qc);
    do {
      node = parent;
      parent = node.parent();
    } while(parent != null);

    final DBNode dbnode = toDBNode(node, false);
    return dbnode.dbKind() == Data.DOC ? Str.get(dbnode.data().text(dbnode.pre(), true)) :
      Str.EMPTY;
  }
}