/// <param name="func"> defines the function to be used for scoring </param>
public FunctionQuery(ValueSource func)
{
this.func = func;
}
private readonly ValueSource boostVal; // optional, can be null
public BoostedQuery(Query subQuery, ValueSource boostVal)
{
this.q = subQuery;
this.boostVal = boostVal;
}
public CustomScorer(BoostedQuery outerInstance, AtomicReaderContext readerContext, BoostedQuery.BoostedWeight w, float qWeight, Scorer scorer, ValueSource vs)
: base(w)
{
this.outerInstance = outerInstance;
this.weight = w;
this.qWeight = qWeight;
this.scorer = scorer;
this.readerContext = readerContext;
this.vals = vs.GetValues(weight.fcontext, readerContext);
}
public ValueSourceSortField(ValueSource outerInstance, bool reverse)
: base(outerInstance.GetDescription(), SortFieldType.REWRITEABLE, reverse)
{
this.outerInstance = outerInstance;
}
internal ValueSourceComparer(ValueSource outerInstance, IDictionary fcontext, int numHits)
{
this.outerInstance = outerInstance;
this.fcontext = fcontext;
values = new double[numHits];
}
public ValueSourceComparerSource(ValueSource outerInstance, IDictionary context)
{
this.outerInstance = outerInstance;
this.context = context;
}