public override BulkScorer FilteredBulkScorer(AtomicReaderContext context, Weight weight, bool scoreDocsInOrder, DocIdSet docIdSet) // ignored (we always top-score in order)
{
Bits filterAcceptDocs = docIdSet.GetBits();
if (filterAcceptDocs == null)
{
// Filter does not provide random-access Bits; we
// must fallback to leapfrog:
return(LEAP_FROG_QUERY_FIRST_STRATEGY.FilteredBulkScorer(context, weight, scoreDocsInOrder, docIdSet));
}
Scorer scorer = weight.Scorer(context, null);
return(scorer == null ? null : new QueryFirstBulkScorer(scorer, filterAcceptDocs));
}
public override Scorer FilteredScorer(AtomicReaderContext context, Weight weight, DocIdSet docIdSet)
{
Bits filterAcceptDocs = docIdSet.GetBits();
if (filterAcceptDocs == null)
{
// Filter does not provide random-access Bits; we
// must fallback to leapfrog:
return(LEAP_FROG_QUERY_FIRST_STRATEGY.FilteredScorer(context, weight, docIdSet));
}
Scorer scorer = weight.Scorer(context, null);
return(scorer == null ? null : new QueryFirstScorer(weight, filterAcceptDocs, scorer));
}
public override Scorer FilteredScorer(AtomicReaderContext context, Weight weight, DocIdSet docIdSet)
{
DocIdSetIterator filterIter = docIdSet.GetIterator();
if (filterIter == null)
{
// this means the filter does not accept any documents.
return(null);
}
int firstFilterDoc = filterIter.NextDoc();
if (firstFilterDoc == DocIdSetIterator.NO_MORE_DOCS)
{
return(null);
}
Bits filterAcceptDocs = docIdSet.GetBits();
// force if RA is requested
bool useRandomAccess = filterAcceptDocs != null && UseRandomAccess(filterAcceptDocs, firstFilterDoc);
if (useRandomAccess)
{
// if we are using random access, we return the inner scorer, just with other acceptDocs
return(weight.Scorer(context, filterAcceptDocs));
}
else
{
Debug.Assert(firstFilterDoc > -1);
// we are gonna advance() this scorer, so we set inorder=true/toplevel=false
// we pass null as acceptDocs, as our filter has already respected acceptDocs, no need to do twice
Scorer scorer = weight.Scorer(context, null);
// TODO once we have way to figure out if we use RA or LeapFrog we can remove this scorer
return((scorer == null) ? null : new PrimaryAdvancedLeapFrogScorer(weight, firstFilterDoc, filterIter, scorer));
}
}
public override BulkScorer FilteredBulkScorer(AtomicReaderContext context, Weight weight, bool scoreDocsInOrder, DocIdSet docIdSet) // ignored (we always top-score in order)
{
Bits filterAcceptDocs = docIdSet.GetBits();
if (filterAcceptDocs == null)
{
// Filter does not provide random-access Bits; we
// must fallback to leapfrog:
return LEAP_FROG_QUERY_FIRST_STRATEGY.FilteredBulkScorer(context, weight, scoreDocsInOrder, docIdSet);
}
Scorer scorer = weight.Scorer(context, null);
return scorer == null ? null : new QueryFirstBulkScorer(scorer, filterAcceptDocs);
}
public override Scorer FilteredScorer(AtomicReaderContext context, Weight weight, DocIdSet docIdSet)
{
Bits filterAcceptDocs = docIdSet.GetBits();
if (filterAcceptDocs == null)
{
// Filter does not provide random-access Bits; we
// must fallback to leapfrog:
return LEAP_FROG_QUERY_FIRST_STRATEGY.FilteredScorer(context, weight, docIdSet);
}
Scorer scorer = weight.Scorer(context, null);
return scorer == null ? null : new QueryFirstScorer(weight, filterAcceptDocs, scorer);
}
public override Scorer FilteredScorer(AtomicReaderContext context, Weight weight, DocIdSet docIdSet)
{
DocIdSetIterator filterIter = docIdSet.GetIterator();
if (filterIter == null)
{
// this means the filter does not accept any documents.
return null;
}
int firstFilterDoc = filterIter.NextDoc();
if (firstFilterDoc == DocIdSetIterator.NO_MORE_DOCS)
{
return null;
}
Bits filterAcceptDocs = docIdSet.GetBits();
// force if RA is requested
bool useRandomAccess = filterAcceptDocs != null && UseRandomAccess(filterAcceptDocs, firstFilterDoc);
if (useRandomAccess)
{
// if we are using random access, we return the inner scorer, just with other acceptDocs
return weight.Scorer(context, filterAcceptDocs);
}
else
{
Debug.Assert(firstFilterDoc > -1);
// we are gonna advance() this scorer, so we set inorder=true/toplevel=false
// we pass null as acceptDocs, as our filter has already respected acceptDocs, no need to do twice
Scorer scorer = weight.Scorer(context, null);
// TODO once we have way to figure out if we use RA or LeapFrog we can remove this scorer
return (scorer == null) ? null : new PrimaryAdvancedLeapFrogScorer(weight, firstFilterDoc, filterIter, scorer);
}
}
