public class BlockJoinComparatorSource extends FieldComparatorSource
Note that this class is intended to used with SortingMergePolicy
,
and for other purposes has some limitations:
IndexSearcher.searchAfter
Constructor and Description |
---|
BlockJoinComparatorSource(Query parentsFilter,
Sort parentSort)
Create a new BlockJoinComparatorSource, sorting only blocks of documents
with
parentSort and not reordering children with a block. |
BlockJoinComparatorSource(Query parentsFilter,
Sort parentSort,
Sort childSort)
Create a new BlockJoinComparatorSource, specifying the sort order for both
blocks of documents and children within a block.
|
Modifier and Type | Method and Description |
---|---|
FieldComparator<Integer> |
newComparator(String fieldname,
int numHits,
int sortPos,
boolean reversed) |
String |
toString() |
public BlockJoinComparatorSource(Query parentsFilter, Sort parentSort)
parentSort
and not reordering children with a block.parentsFilter
- Filter identifying parent documentsparentSort
- Sort for parent documentspublic BlockJoinComparatorSource(Query parentsFilter, Sort parentSort, Sort childSort)
parentsFilter
- Filter identifying parent documentsparentSort
- Sort for parent documentschildSort
- Sort for child documents in the same blockpublic FieldComparator<Integer> newComparator(String fieldname, int numHits, int sortPos, boolean reversed) throws IOException
newComparator
in class FieldComparatorSource
IOException
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