Package org.apache.lucene.queries.function

Examples of org.apache.lucene.queries.function.FunctionValues

108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
    final float scale = (scaleInfo.maxVal-scaleInfo.minVal==0) ? 0 : (max-min)/(scaleInfo.maxVal-scaleInfo.minVal);
    final float minSource = scaleInfo.minVal;
    final float maxSource = scaleInfo.maxVal;

    final FunctionValues vals =  source.getValues(context, readerContext);

    return new FloatDocValues(this) {
      @Override
      public float floatVal(int doc) {
        return (vals.floatVal(doc) - minSource) * scale + min;
      }
      @Override
      public String toString(int doc) {
        return "scale(" + vals.toString(doc) + ",toMin=" + min + ",toMax=" + max
                + ",fromMin=" + minSource
                + ",fromMax=" + maxSource
                + ")";
      }
    };
View Full Code Here
51
52
53
54
55
56
57
58
59
60
61
  @Override
  public FunctionValues getValues(Map context, AtomicReaderContext readerContext) throws IOException {
    final FieldCache.Bytes arr = cache.getBytes(readerContext.reader(), field, parser, false);
   
    return new FunctionValues() {
      @Override
      public byte byteVal(int doc) {
        return arr.get(doc);
      }
View Full Code Here
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
    return slope + "*float(" + source.description() + ")+" + intercept;
  }

  @Override
  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;
      }
    };
  }
View Full Code Here
50
51
52
53
54
55
56
57
58
59
60
  @Override
  public FunctionValues getValues(Map context, AtomicReaderContext readerContext) throws IOException {
    final FieldCache.Shorts arr = cache.getShorts(readerContext.reader(), field, parser, false);
   
    return new FunctionValues() {
      @Override
      public byte byteVal(int doc) {
        return (byte) arr.get(doc);
      }
View Full Code Here
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
    this.b=b;
  }

  @Override
  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) + ')'
                + '+' + b + ')';
      }
    };
  }
View Full Code Here
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
    return "map(" + source.description() + "," + min + "," + max + "," + target.description() + ")";
  }

  @Override
  public FunctionValues getValues(Map context, AtomicReaderContext readerContext) throws IOException {
    final FunctionValues vals =  source.getValues(context, readerContext);
    final FunctionValues targets = target.getValues(context, readerContext);
    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) + ")";
      }
View Full Code Here
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
    return name() + "(" + a.description() + "," + b.description() + ")";
  }

  @Override
  public FunctionValues getValues(Map context, AtomicReaderContext readerContext) throws IOException {
    final FunctionValues aVals =  a.getValues(context, readerContext);
    final FunctionValues bVals =  b.getValues(context, readerContext);
    return new FloatDocValues(this) {
      @Override
      public float floatVal(int doc) {
        return func(doc, aVals, bVals);
      }

      @Override
      public String toString(int doc) {
        return name() + '(' + aVals.toString(doc) + ',' + bVals.toString(doc) + ')';
      }
    };
  }
View Full Code Here
TOP

Related Classes of org.apache.lucene.queries.function.FunctionValues

  • org.apache.lucene.expressions.ExpressionValueSource
  • org.apache.lucene.expressions.js.JavascriptCompiler
  • org.apache.lucene.expressions.TestExpressionValueSource
  • org.apache.lucene.facet.range.DoubleRange
  • org.apache.lucene.facet.range.DoubleRangeFacetCounts
  • org.apache.lucene.facet.range.LongRange
  • org.apache.lucene.facet.range.LongRangeFacetCounts
  • org.apache.lucene.facet.range.RangeAccumulator
  • org.apache.lucene.facet.search.SumValueSourceFacetRequest$NoScoreValueSourceFacetsAggregator
  • org.apache.lucene.facet.search.SumValueSourceFacetRequest$ScoreValueSourceFacetsAggregator
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.