public override Explanation Explain(AtomicReaderContext context, int doc)
{
PayloadNearSpanScorer scorer = (PayloadNearSpanScorer)Scorer(context, (context.AtomicReader).LiveDocs);
if (scorer != null)
{
int newDoc = scorer.Advance(doc);
if (newDoc == doc)
{
float freq = scorer.Freq();
Similarity.SimScorer docScorer = Similarity.DoSimScorer(Stats, context);
Explanation expl = new Explanation();
expl.Description = "weight(" + Query + " in " + doc + ") [" + Similarity.GetType().Name + "], result of:";
Explanation scoreExplanation = docScorer.Explain(doc, new Explanation(freq, "phraseFreq=" + freq));
expl.AddDetail(scoreExplanation);
expl.Value = scoreExplanation.Value;
string field = ((SpanQuery)Query).Field;
// now the payloads part
Explanation payloadExpl = OuterInstance.Function.Explain(doc, field, scorer.PayloadsSeen, scorer.PayloadScore);
// combined
ComplexExplanation result = new ComplexExplanation();
result.AddDetail(expl);
result.AddDetail(payloadExpl);
result.Value = expl.Value * payloadExpl.Value;
result.Description = "PayloadNearQuery, product of:";
return(result);
}
}
return(new ComplexExplanation(false, 0.0f, "no matching term"));
}
public override Scorer Scorer(AtomicReaderContext context, Bits acceptDocs)
{
if (Stats == null)
{
return(null);
}
else
{
return(new SpanScorer(query.GetSpans(context, acceptDocs, TermContexts), this, Similarity.DoSimScorer(Stats, context)));
}
}
public override Explanation Explain(AtomicReaderContext context, int doc)
{
PayloadTermSpanScorer scorer = (PayloadTermSpanScorer)Scorer(context, (context.AtomicReader).LiveDocs);
if (scorer != null)
{
int newDoc = scorer.Advance(doc);
if (newDoc == doc)
{
float freq = scorer.SloppyFreq();
Similarity.SimScorer docScorer = Similarity.DoSimScorer(Stats, context);
Explanation expl = new Explanation();
expl.Description = "weight(" + Query + " in " + doc + ") [" + Similarity.GetType().Name + "], result of:";
Explanation scoreExplanation = docScorer.Explain(doc, new Explanation(freq, "phraseFreq=" + freq));
expl.AddDetail(scoreExplanation);
expl.Value = scoreExplanation.Value;
// now the payloads part
// QUESTION: Is there a way to avoid this skipTo call? We need to know
// whether to load the payload or not
// GSI: I suppose we could toString the payload, but I don't think that
// would be a good idea
string field = ((SpanQuery)Query).Field;
Explanation payloadExpl = OuterInstance.Function.Explain(doc, field, scorer.PayloadsSeen, scorer.PayloadScore_Renamed);
payloadExpl.Value = scorer.PayloadScore;
// combined
ComplexExplanation result = new ComplexExplanation();
if (OuterInstance.IncludeSpanScore)
{
result.AddDetail(expl);
result.AddDetail(payloadExpl);
result.Value = expl.Value * payloadExpl.Value;
result.Description = "btq, product of:";
}
else
{
result.AddDetail(payloadExpl);
result.Value = payloadExpl.Value;
result.Description = "btq(includeSpanScore=false), result of:";
}
result.Match = true; // LUCENE-1303
return(result);
}
}
return(new ComplexExplanation(false, 0.0f, "no matching term"));
}
public override Scorer Scorer(AtomicReaderContext context, Bits acceptDocs)
{
return(new PayloadTermSpanScorer(this, (TermSpans)query.GetSpans(context, acceptDocs, TermContexts), this, Similarity.DoSimScorer(Stats, context)));
}
public override SimScorer DoSimScorer(SimWeight weight, AtomicReaderContext context)
{
return(@in.DoSimScorer(weight, context));
}
public override Scorer Scorer(AtomicReaderContext context, Bits acceptDocs)
{
return(new PayloadNearSpanScorer(OuterInstance, query.GetSpans(context, acceptDocs, TermContexts), this, Similarity, Similarity.DoSimScorer(Stats, context)));
}
