/// <summary> Perform an inplace NOT with the doc ids from a given DocIdSetIterator,
/// clearing all the bits for each such doc id.
/// These doc ids should be smaller than the maximum size passed to the
/// constructor.
/// </summary>
public virtual void InPlaceNot(DocIdSetIterator disi)
{
int doc;
long size = Size();
while ((doc = disi.NextDoc()) < size)
{
FastClear(doc);
}
}
/// <summary> Perform an inplace AND with the doc ids from a given DocIdSetIterator,
/// leaving only the bits set for which the doc ids are in common.
/// These doc ids should be smaller than the maximum size passed to the
/// constructor.
/// </summary>
public virtual void InPlaceAnd(DocIdSetIterator disi)
{
int bitSetDoc = NextSetBit(0);
int disiDoc;
while (bitSetDoc != - 1 && (disiDoc = disi.Advance(bitSetDoc)) != DocIdSetIterator.NO_MORE_DOCS)
{
Clear(bitSetDoc, disiDoc);
bitSetDoc = NextSetBit(disiDoc + 1);
}
if (bitSetDoc != - 1)
{
Clear(bitSetDoc, Size());
}
}
public ConstantScorer(ConstantScoreQuery enclosingInstance, Similarity similarity, IndexReader reader, Weight w):base(similarity)
{
InitBlock(enclosingInstance);
theScore = w.Value;
DocIdSet docIdSet = Enclosing_Instance.internalFilter.GetDocIdSet(reader);
if (docIdSet == null)
{
docIdSetIterator = DocIdSet.EMPTY_DOCIDSET.Iterator();
}
else
{
DocIdSetIterator iter = docIdSet.Iterator();
if (iter == null)
{
docIdSetIterator = DocIdSet.EMPTY_DOCIDSET.Iterator();
}
else
{
docIdSetIterator = iter;
}
}
}
/// <summary>Construct an OpenBitSetDISI with its bits set
/// from the doc ids of the given DocIdSetIterator.
/// Also give a maximum size one larger than the largest doc id for which a
/// bit may ever be set on this OpenBitSetDISI.
/// </summary>
public OpenBitSetDISI(DocIdSetIterator disi, int maxSize):base(maxSize)
{
InPlaceOr(disi);
}
/// <summary> Create a SortedVIntList.</summary>
/// <param name="docIdSetIterator"> An iterator providing document numbers as a set of integers.
/// This DocIdSetIterator is iterated completely when this constructor
/// is called and it must provide the integers in non
/// decreasing order.
/// </param>
public SortedVIntList(DocIdSetIterator docIdSetIterator)
{
SortedVIntListBuilder builder = new SortedVIntListBuilder(this);
int doc;
while ((doc = docIdSetIterator.NextDoc()) != DocIdSetIterator.NO_MORE_DOCS)
{
builder.AddInt(doc);
}
builder.Done();
}
