public interface HierarchyResolver
HierarchyResolver
extends an IndexReader
with the ability to resolve a JCR hierarchy.Modifier and Type | Method and Description |
---|---|
int[] |
getParents(int n,
int[] docNumbers)
Returns the document number of the parent of
n or an empty
array if n does not have a parent (n is the
root node). |
int[] getParents(int n, int[] docNumbers) throws IOException
n
or an empty
array if n
does not have a parent (n
is the
root node).n
- the document number.docNumbers
- an array for reuse. An implementation should use the
passed array as a container for the return value,
unless the length of the returned array is different
from docNumbers
. In which case an
implementation will create a new array with an
appropriate size.n
's parent.IOException
- if an error occurs while reading from the
index.Copyright © 2004–2021 The Apache Software Foundation. All rights reserved.