internal bool EnsureValidDisi()
{
while (CurrentIdIterator == null && Docs.MoveNext())
{
MatchingDocs matchingDocs = Docs.Current;
try
{
CurrentIdIterator = matchingDocs.DocIdSet.GetEnumerator();
if (KeepScores)
{
CurrentScorer = new ReplayingScorer(matchingDocs.Scores);
}
else
{
CurrentScorer = new ConstantScoreScorer(null, Float.NaN, CurrentIdIterator);
}
CurrentReader = matchingDocs.Context.reader();
}
catch (IOException e)
{
throw new Exception(e);
}
}
return(CurrentIdIterator != null);
}
protected internal override Document FetchNextOrNull()
{
if (EnsureValidDisi())
{
try
{
int doc = CurrentIdIterator.nextDoc();
if (doc == DocIdSetIterator.NO_MORE_DOCS)
{
CurrentIdIterator = null;
CurrentScorer = null;
CurrentReader = null;
return(FetchNextOrNull());
}
return(CurrentReader.document(doc));
}
catch (IOException e)
{
throw new Exception(e);
}
}
else
{
return(null);
}
}
internal void UpdateCurrentDocument(int docID, LeafReader reader)
{
try
{
CurrentDoc = reader.document(docID);
}
catch (IOException e)
{
throw new Exception(e);
}
}
protected internal override void DoSetNextReader(LeafReaderContext context)
{
this._reader = context.reader();
}
