public override FunctionValues GetValues(IDictionary context, AtomicReaderContext
readerContext)
{
IDictionary<string, FunctionValues> valuesCache = (IDictionary<string, FunctionValues>)context["valuesCache"];
if (valuesCache == null)
{
valuesCache = new Dictionary<string, FunctionValues>();
context = new Hashtable(context);
context["valuesCache"] = valuesCache;
}
FunctionValues[] externalValues = new FunctionValues[expression.variables.Length];
for (int i = 0; i < variables.Length; ++i)
{
string externalName = expression.variables[i];
FunctionValues values;
if (!valuesCache.TryGetValue(externalName,out values))
{
values = variables[i].GetValues(context, readerContext);
if (values == null)
{
throw new SystemException("Internal error. External (" + externalName + ") does not exist.");
}
valuesCache[externalName] = values;
}
externalValues[i] = values;
}
return new ExpressionFunctionValues(this, expression, externalValues);
}
public ValueSourceScorerAnonymousInnerClassHelper4(FunctionValues outerInstance, IndexReader reader,
FunctionValues @this, float l, float u)
: base(reader, @this)
{
this.outerInstance = outerInstance;
this.l = l;
this.u = u;
}
protected internal ValueSourceScorer(IndexReader reader, FunctionValues values)
: base(null)
{
this.reader = reader;
this.maxDoc = reader.MaxDoc;
this.values = values;
CheckDeletes = true;
this.liveDocs = MultiFields.GetLiveDocs(reader);
}
protected internal ValueSourceScorer(IndexReader reader, FunctionValues values)
: base(null)
{
this.reader = reader;
this.maxDoc = reader.MaxDoc;
this.values = values;
CheckDeletes = true;
this.liveDocs = MultiFields.GetLiveDocs(reader);
}
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);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: public AllScorer(org.apache.lucene.index.AtomicReaderContext context, org.apache.lucene.util.Bits acceptDocs, FunctionWeight w, float qWeight) throws java.io.IOException
public AllScorer(FunctionQuery outerInstance, AtomicReaderContext context, Bits acceptDocs, FunctionWeight w, float qWeight)
: base(w)
{
this.outerInstance = outerInstance;
this.weight = w;
this.qWeight = qWeight;
this.reader = context.Reader;
this.maxDoc = reader.MaxDoc;
this.acceptDocs = acceptDocs;
vals = outerInstance.func.GetValues(weight.context, context);
}
internal ExpressionFunctionValues(ValueSource parent, Expression expression, FunctionValues
[] functionValues)
: base(parent)
{
if (expression == null)
{
throw new ArgumentNullException();
}
if (functionValues == null)
{
throw new ArgumentNullException();
}
this.expression = expression;
this.functionValues = functionValues;
}
public override Explanation Explain(AtomicReaderContext readerContext, int doc)
{
Explanation subQueryExpl = qWeight.Explain(readerContext, doc);
if (!subQueryExpl.IsMatch)
{
return(subQueryExpl);
}
FunctionValues vals = outerInstance.boostVal.GetValues(fcontext, readerContext);
float sc = subQueryExpl.Value * vals.SingleVal(doc);
Explanation res = new ComplexExplanation(true, sc, outerInstance.ToString() + ", product of:");
res.AddDetail(subQueryExpl);
res.AddDetail(vals.Explain(doc));
return(res);
}
/// <summary>Evaluates the expression for the given document.</summary> /// <remarks>Evaluates the expression for the given document.</remarks> /// <param name="document"><code>docId</code> of the document to compute a value for</param> /// <param name="functionValues"> /// /// <see cref="Lucene.Net.Queries.Function.FunctionValues">Lucene.Net.Queries.Function.FunctionValues /// </see> /// for each element of /// <see cref="variables">variables</see> /// . /// </param> /// <returns>The computed value of the expression for the given document.</returns> public abstract double Evaluate(int document, FunctionValues[] functionValues);
public DoubleDocValuesAnonymousHelper(DistanceToShapeValueSource outerInstance, FunctionValues shapeValues)
: base(outerInstance)
{
this.outerInstance = outerInstance;
this.shapeValues = shapeValues;
}
public AnonymousValueSourceScorer(IndexReader reader, FunctionValues functionValues, Func <int, bool> matchesValue)
: base(reader, functionValues)
{
this.matchesValue = matchesValue ?? throw new ArgumentNullException(nameof(matchesValue));
}
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 ValueFillerAnonymousInnerClassHelper(FunctionValues outerInstance)
{
this.outerInstance = outerInstance;
mval = new MutableValueFloat();
}
public ValueSourceScorerAnonymousInnerClassHelper4(FunctionValues outerInstance, IndexReader reader,
FunctionValues @this, float l, float u)
: base(reader, @this)
{
this.outerInstance = outerInstance;
this.l = l;
this.u = u;
}
public ValueFillerAnonymousInnerClassHelper(FunctionValues outerInstance)
{
this.outerInstance = outerInstance;
mval = new MutableValueFloat();
}
public BoolDocValuesAnonymousHelper(ShapePredicateValueSource outerInstance, FunctionValues shapeValues)
: base(outerInstance)
{
this.outerInstance = outerInstance;
this.shapeValues = shapeValues;
}
/// <summary>
/// Returns the weight for the current <paramref name="docId"/> as computed
/// by the <see cref="weightsValueSource"/>
/// </summary>
protected internal override long GetWeight(Document doc, int docId)
{
if (currentWeightValues == null)
{
return 0;
}
int subIndex = ReaderUtil.SubIndex(docId, starts);
if (subIndex != currentLeafIndex)
{
currentLeafIndex = subIndex;
try
{
currentWeightValues = outerInstance.weightsValueSource.GetValues(new Dictionary<string, object>(), leaves[currentLeafIndex]);
}
catch (IOException)
{
throw new Exception();
}
}
return currentWeightValues.LongVal(docId - starts[subIndex]);
}
public DocumentValueSourceInputIterator(DocumentValueSourceDictionary outerInstance, bool hasPayloads, bool hasContexts)
: base(outerInstance, hasPayloads, hasContexts)
{
this.outerInstance = outerInstance;
leaves = outerInstance.reader.Leaves;
starts = new int[leaves.Count + 1];
for (int i = 0; i < leaves.Count; i++)
{
starts[i] = leaves[i].DocBase;
}
starts[leaves.Count] = outerInstance.reader.MaxDoc;
currentWeightValues = (leaves.Count > 0) ? outerInstance.weightsValueSource.GetValues(new Dictionary<string, object>(), leaves[currentLeafIndex]) : null;
}
public CachingDoubleFunctionValue(int docBase, FunctionValues vals, IDictionary<int, double> cache)
{
this.docBase = docBase;
values = vals;
this.cache = cache;
}
public BitsAnonymousHelper(DocIdSetAnonymousHelper outerInstance, FunctionValues predFuncValues, AtomicReaderContext context, Bits acceptDocs)
{
this.outerInstance = outerInstance;
this.predFuncValues = predFuncValues;
this.context = context;
this.acceptDocs = acceptDocs;
}
public override FieldComparer SetNextReader(AtomicReaderContext context)
{
docVals = outerInstance.GetValues(fcontext, context);
return(this);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: public AllScorer(org.apache.lucene.index.AtomicReaderContext context, org.apache.lucene.util.Bits acceptDocs, FunctionWeight w, float qWeight) throws java.io.IOException
public AllScorer(FunctionQuery outerInstance, AtomicReaderContext context, Bits acceptDocs, FunctionWeight w, float qWeight)
: base(w)
{
this.outerInstance = outerInstance;
this.weight = w;
this.qWeight = qWeight;
this.reader = context.Reader;
this.maxDoc = reader.MaxDoc;
this.acceptDocs = acceptDocs;
vals = outerInstance.func.GetValues(weight.context, context);
}
