Package org.apache.lucene.queries.function

Examples of org.apache.lucene.queries.function.FunctionValues.floatVal()

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  public FunctionValues getValues(Map context, AtomicReaderContext readerContext) throws IOException {
    final FunctionValues vals =  source.getValues(context, readerContext);
    return new FloatDocValues(this) {
      @Override
      public float floatVal(int doc) {
        return vals.floatVal(doc) * slope + intercept;
      }
      @Override
      public String toString(int doc) {
        return slope + "*float(" + vals.toString(doc) + ")+" + intercept;
      }
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  public FunctionValues getValues(Map context, AtomicReaderContext readerContext) throws IOException {
    final FunctionValues vals = source.getValues(context, readerContext);
    return new FloatDocValues(this) {
      @Override
      public float floatVal(int doc) {
        return a/(m*vals.floatVal(doc) + b);
      }
      @Override
      public String toString(int doc) {
        return Float.toString(a) + "/("
                + m + "*float(" + vals.toString(doc) + ')'
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    final FunctionValues defaults = (this.defaultVal == null) ? null : defaultVal.getValues(context, readerContext);
    return new FloatDocValues(this) {
      @Override
      public float floatVal(int doc) {
        float val = vals.floatVal(doc);
        return (val>=min && val<=max) ? targets.floatVal(doc) : (defaultVal == null ? val : defaults.floatVal(doc));
      }
      @Override
      public String toString(int doc) {
        return "map(" + vals.toString(doc) + ",min=" + min + ",max=" + max + ",target=" + targets.toString(doc) + ")";
      }
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