public DocumentFilteredAtomicIndexReader(AtomicReaderContext context, Filter preserveFilter, bool negateFilter)
: base(context.AtomicReader)
{
int maxDoc = @in.MaxDoc;
FixedBitSet bits = new FixedBitSet(maxDoc);
// ignore livedocs here, as we filter them later:
DocIdSet docs = preserveFilter.GetDocIdSet(context, null);
if (docs != null)
{
DocIdSetIterator it = docs.GetIterator();
if (it != null)
{
bits.Or(it);
}
}
if (negateFilter)
{
bits.Flip(0, maxDoc);
}
if (@in.HasDeletions)
{
Bits oldLiveDocs = @in.LiveDocs;
Debug.Assert(oldLiveDocs != null);
DocIdSetIterator it = bits.GetIterator();
for (int i = it.NextDoc(); i < maxDoc; i = it.NextDoc())
{
if (!oldLiveDocs.Get(i))
{
// we can safely modify the current bit, as the iterator already stepped over it:
bits.Clear(i);
}
}
}
this.liveDocs = bits;
this.numDocs_Renamed = bits.Cardinality();
}
internal SVInOrderScorer(TermsIncludingScoreQuery outerInstance, Weight weight, Bits acceptDocs,
TermsEnum termsEnum, int maxDoc, long cost)
: base(weight)
{
this.outerInstance = outerInstance;
FixedBitSet matchingDocs = new FixedBitSet(maxDoc);
scores = new float[maxDoc];
FillDocsAndScores(matchingDocs, acceptDocs, termsEnum);
matchingDocsIterator = matchingDocs.GetIterator();
cost_Renamed = cost;
}