protected internal override bool Score(HitCollector c, int end)
{
Similarity similarity = GetSimilarity(); // cache sim in local
float[] normDecoder = Similarity.GetNormDecoder();
while (doc < end)
{
// for docs in window
int f = freqs[pointer];
float score = f < SCORE_CACHE_SIZE?scoreCache[f]:similarity.Tf(f) * weightValue; // cache miss
score *= normDecoder[norms[doc] & 0xFF]; // normalize for field
c.Collect(doc, score); // collect score
if (++pointer >= pointerMax)
{
pointerMax = termDocs.Read(docs, freqs); // refill buffers
if (pointerMax != 0)
{
pointer = 0;
}
else
{
termDocs.Close(); // close stream
doc = System.Int32.MaxValue; // set to sentinel value
return(false);
}
}
doc = docs[pointer];
}
return(true);
}
// firstDocID is ignored since nextDoc() sets 'doc'
public /*protected internal*/ override bool Score(Collector c, int end, int firstDocID, IState state)
{
c.SetScorer(this);
while (doc < end)
{
// for docs in window
c.Collect(doc, state); // collect score
if (++pointer >= pointerMax)
{
pointerMax = termDocs.Read(docs, freqs, state); // refill buffers
if (pointerMax != 0)
{
pointer = 0;
}
else
{
termDocs.Close(); // close stream
doc = System.Int32.MaxValue; // set to sentinel value
return(false);
}
}
doc = docs[pointer];
}
return(true);
}
public override DocIdSet GetDocIdSet(IndexReader reader)
{
TermEnum enumerator = query.GetEnum(reader);
try
{
// if current term in enum is null, the enum is empty -> shortcut
if (enumerator.Term == null)
{
return(DocIdSet.EMPTY_DOCIDSET);
}
// else fill into an OpenBitSet
OpenBitSet bitSet = new OpenBitSet(reader.MaxDoc);
int[] docs = new int[32];
int[] freqs = new int[32];
TermDocs termDocs = reader.TermDocs();
try
{
int termCount = 0;
do
{
Term term = enumerator.Term;
if (term == null)
{
break;
}
termCount++;
termDocs.Seek(term);
while (true)
{
int count = termDocs.Read(docs, freqs);
if (count != 0)
{
for (int i = 0; i < count; i++)
{
bitSet.Set(docs[i]);
}
}
else
{
break;
}
}
} while (enumerator.Next());
query.IncTotalNumberOfTerms(termCount); // {{Aroush-2.9}} is the use of 'temp' as is right?
}
finally
{
termDocs.Close();
}
return(bitSet);
}
finally
{
enumerator.Close();
}
}
public virtual void Generate(MultiTermQuery query, IndexReader reader, TermEnum enumerator)
{
int[] docs = new int[32];
int[] freqs = new int[32];
TermDocs termDocs = reader.TermDocs();
try
{
int termCount = 0;
do
{
Term term = enumerator.Term();
if (term == null)
{
break;
}
termCount++;
termDocs.Seek(term);
while (true)
{
int count = termDocs.Read(docs, freqs);
if (count != 0)
{
for (int i = 0; i < count; i++)
{
HandleDoc(docs[i]);
}
}
else
{
break;
}
}
}while (enumerator.Next());
query.IncTotalNumberOfTerms(termCount); // {{Aroush-2.9}} is the use of 'temp' as is right?
}
finally
{
termDocs.Close();
}
}
