Examples of org.apache.lucene.index.NumericDocValues

org.apache.lucene.index.NumericDocValues
A per-document numeric value.

        if (file != singleNormStream) {
          openFiles.remove(file);
          file.close();
        }
        ramBytesUsed.addAndGet(RamUsageEstimator.sizeOf(bytes));
        instance = new NumericDocValues() {
          @Override
          public long get(int docID) {
            return bytes[docID];
          }
        };

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  }


  @Override
  public Bytes getBytes(AtomicReader reader, String field, ByteParser parser, boolean setDocsWithField)
      throws IOException {
    final NumericDocValues valuesIn = reader.getNumericDocValues(field);
    if (valuesIn != null) {
      // Not cached here by FieldCacheImpl (cached instead
      // per-thread by SegmentReader):
      return new Bytes() {
        @Override
        public byte get(int docID) {
          return (byte) valuesIn.get(docID);
        }
      };
    } else {
      final FieldInfo info = reader.getFieldInfos().fieldInfo(field);
      if (info == null) {

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  }


  // inherit javadocs
  public Shorts getShorts(AtomicReader reader, String field, ShortParser parser, boolean setDocsWithField)
      throws IOException {
    final NumericDocValues valuesIn = reader.getNumericDocValues(field);
    if (valuesIn != null) {
      // Not cached here by FieldCacheImpl (cached instead
      // per-thread by SegmentReader):
      return new Shorts() {
        @Override
        public short get(int docID) {
          return (short) valuesIn.get(docID);
        }
      };
    } else {
      final FieldInfo info = reader.getFieldInfos().fieldInfo(field);
      if (info == null) {

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  }


  @Override
  public Ints getInts(AtomicReader reader, String field, IntParser parser, boolean setDocsWithField)
      throws IOException {
    final NumericDocValues valuesIn = reader.getNumericDocValues(field);
    if (valuesIn != null) {
      // Not cached here by FieldCacheImpl (cached instead
      // per-thread by SegmentReader):
      return new Ints() {
        @Override
        public int get(int docID) {
          return (int) valuesIn.get(docID);
        }
      };
    } else {
      final FieldInfo info = reader.getFieldInfos().fieldInfo(field);
      if (info == null) {

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  }


  @Override
  public Floats getFloats(AtomicReader reader, String field, FloatParser parser, boolean setDocsWithField)
    throws IOException {
    final NumericDocValues valuesIn = reader.getNumericDocValues(field);
    if (valuesIn != null) {
      // Not cached here by FieldCacheImpl (cached instead
      // per-thread by SegmentReader):
      return new Floats() {
        @Override
        public float get(int docID) {
          return Float.intBitsToFloat((int) valuesIn.get(docID));
        }
      };
    } else {
      final FieldInfo info = reader.getFieldInfos().fieldInfo(field);
      if (info == null) {

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  }
  
  @Override
  public Longs getLongs(AtomicReader reader, String field, FieldCache.LongParser parser, boolean setDocsWithField)
      throws IOException {
    final NumericDocValues valuesIn = reader.getNumericDocValues(field);
    if (valuesIn != null) {
      // Not cached here by FieldCacheImpl (cached instead
      // per-thread by SegmentReader):
      return new Longs() {
        @Override
        public long get(int docID) {
          return valuesIn.get(docID);
        }
      };
    } else {
      final FieldInfo info = reader.getFieldInfos().fieldInfo(field);
      if (info == null) {

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  }


  @Override
  public Doubles getDoubles(AtomicReader reader, String field, FieldCache.DoubleParser parser, boolean setDocsWithField)
      throws IOException {
    final NumericDocValues valuesIn = reader.getNumericDocValues(field);
    if (valuesIn != null) {
      // Not cached here by FieldCacheImpl (cached instead
      // per-thread by SegmentReader):
      return new Doubles() {
        @Override
        public double get(int docID) {
          return Double.longBitsToDouble(valuesIn.get(docID));
        }
      };
    } else {
      final FieldInfo info = reader.getFieldInfos().fieldInfo(field);
      if (info == null) {

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    @Override
    public NumericDocValues getNumeric(FieldInfo field) throws IOException {
      assert field.getDocValuesType() == FieldInfo.DocValuesType.NUMERIC || 
             field.getNormType() == FieldInfo.DocValuesType.NUMERIC;
      NumericDocValues values = in.getNumeric(field);
      assert values != null;
      return new AssertingAtomicReader.AssertingNumericDocValues(values, maxDoc);
    }

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      Terms memTerms = memFields.terms(field);
      Terms iwTerms = memIndexReader.terms(field);
      if (iwTerms == null) {
        assertNull(memTerms);
      } else {
        NumericDocValues normValues = competitor.getNormValues(field);
        NumericDocValues memNormValues = memIndexReader.getNormValues(field);
        if (normValues != null) {
          // mem idx always computes norms on the fly
          assertNotNull(memNormValues);
          assertEquals(normValues.get(0), memNormValues.get(0));
        }
          
        assertNotNull(memTerms);
        assertEquals(iwTerms.getDocCount(), memTerms.getDocCount());
        assertEquals(iwTerms.getSumDocFreq(), memTerms.getSumDocFreq());

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      assertNull(info, rightFields);
      return;
    }
    
    for (String field : leftFields) {
      NumericDocValues leftNorms = MultiDocValues.getNormValues(leftReader, field);
      NumericDocValues rightNorms = MultiDocValues.getNormValues(rightReader, field);
      if (leftNorms != null && rightNorms != null) {
        assertDocValuesEquals(info, leftReader.maxDoc(), leftNorms, rightNorms);
      } else {
        assertNull(info, leftNorms);
        assertNull(info, rightNorms);

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