How to use

getDocsWithField

method

in

org.apache.lucene.index.DocValues

 /** Retrieves a {@link Bits} instance representing documents that have a value in this segment. */
 protected Bits getDocsWithValue(LeafReaderContext context, String field) throws IOException {
  return DocValues.getDocsWithField(context.reader(), field);
 }
}

 /** Retrieves a {@link Bits} instance representing documents that have a value in this segment. */
 protected Bits getDocsWithValue(LeafReaderContext context, String field) throws IOException {
  return DocValues.getDocsWithField(context.reader(), field);
 }
}

/** Retrieves the set of documents that have a value in this segment */
protected Bits getDocsWithField(LeafReaderContext context, String field) throws IOException {
 return DocValues.getDocsWithField(context.reader(), field);
}

/** Retrieves the set of documents that have a value in this segment */
protected Bits getDocsWithField(LeafReaderContext context, String field) throws IOException {
 return DocValues.getDocsWithField(context.reader(), field);
}

@Override
public void doSetNextReader(final LeafReaderContext context) throws IOException {
  final LeafReader atomicReader = context.reader();
  docsWithLatitude = DocValues.getDocsWithField( atomicReader, latitudeField );
  docsWithLongitude = DocValues.getDocsWithField( atomicReader, longitudeField );
  latitudeValues = DocValues.getNumeric( atomicReader, latitudeField );
  longitudeValues = DocValues.getNumeric( atomicReader, longitudeField );
}

private void lazyInit() throws IOException {
  if ( docsWithLatitude != null ) {
    return;
  }
  LeafReader atomicReader = context.reader();
  this.docsWithLatitude = DocValues.getDocsWithField( atomicReader, getLatitudeField() );
  this.docsWithLongitude = DocValues.getDocsWithField( atomicReader, getLongitudeField() );
  this.latitudeValues = DocValues.getNumeric( atomicReader, getLatitudeField() );
  this.longitudeValues = DocValues.getNumeric( atomicReader, getLongitudeField() );
}

@Override
public void doSetNextReader(final LeafReaderContext context) throws IOException {
  final LeafReader atomicReader = context.reader();
  docsWithLatitude = DocValues.getDocsWithField( atomicReader, latitudeField );
  docsWithLongitude = DocValues.getDocsWithField( atomicReader, longitudeField );
  latitudeValues = DocValues.getNumeric( atomicReader, latitudeField );
  longitudeValues = DocValues.getNumeric( atomicReader, longitudeField );
}

DistanceLeafCollector(LeafReaderContext context) throws IOException {
  final LeafReader atomicReader = context.reader();
  this.docsWithLatitude = DocValues.getDocsWithField( atomicReader, latitudeField );
  this.docsWithLongitude = DocValues.getDocsWithField( atomicReader, longitudeField );
  this.latitudeValues = DocValues.getNumeric( atomicReader, latitudeField );
  this.longitudeValues = DocValues.getNumeric( atomicReader, longitudeField );
  this.docBase = context.docBase;
}

private void lazyInit() throws IOException {
  if ( docsWithLatitude != null ) {
    return;
  }
  LeafReader atomicReader = context.reader();
  this.docsWithLatitude = DocValues.getDocsWithField( atomicReader, getLatitudeField() );
  this.docsWithLongitude = DocValues.getDocsWithField( atomicReader, getLongitudeField() );
  this.latitudeValues = DocValues.getNumeric( atomicReader, getLatitudeField() );
  this.longitudeValues = DocValues.getNumeric( atomicReader, getLongitudeField() );
}

DistanceLeafCollector(LeafReaderContext context) throws IOException {
  final LeafReader atomicReader = context.reader();
  this.docsWithLatitude = DocValues.getDocsWithField( atomicReader, latitudeField );
  this.docsWithLongitude = DocValues.getDocsWithField( atomicReader, longitudeField );
  this.latitudeValues = DocValues.getNumeric( atomicReader, latitudeField );
  this.longitudeValues = DocValues.getNumeric( atomicReader, longitudeField );
  this.docBase = context.docBase;
}

@Override
public SortedBinaryDocValues getBytesValues() {
  try {
    final BinaryDocValues values = DocValues.getBinary(reader, field);
    final Bits docsWithField = DocValues.getDocsWithField(reader, field);
    return FieldData.singleton(values, docsWithField);
  } catch (IOException e) {
    throw new IllegalStateException("Cannot load doc values", e);
  }
}

@Override
public SortedBinaryDocValues getBytesValues() {
  try {
    final BinaryDocValues values = DocValues.getBinary(reader, field);
    final Bits docsWithField = DocValues.getDocsWithField(reader, field);
    return FieldData.singleton(values, docsWithField);
  } catch (IOException e) {
    throw new IllegalStateException("Cannot load doc values", e);
  }
}

@Override
public FunctionValues getValues(Map context, LeafReaderContext readerContext) throws IOException {
 final NumericDocValues arr = DocValues.getNumeric(readerContext.reader(), field);
 final Bits valid = DocValues.getDocsWithField(readerContext.reader(), field);
 return new DoubleDocValues(this) {
  @Override
  public double doubleVal(int doc) {
   return Double.longBitsToDouble(arr.get(doc));
  }
  @Override
  public boolean exists(int doc) {
   return arr.get(doc) != 0 || valid.get(doc);
  }
  @Override
  public ValueFiller getValueFiller() {
   return new ValueFiller() {
    private final MutableValueDouble mval = new MutableValueDouble();
    @Override
    public MutableValue getValue() {
     return mval;
    }
    @Override
    public void fillValue(int doc) {
     mval.value = doubleVal(doc);
     mval.exists = mval.value != 0 || valid.get(doc);
    }
   };
  }
 };
}

@Override
public FunctionValues getValues(Map context, LeafReaderContext readerContext) throws IOException {
 final NumericDocValues arr = DocValues.getNumeric(readerContext.reader(), field);
 final Bits valid = DocValues.getDocsWithField(readerContext.reader(), field);
 return new FloatDocValues(this) {
  @Override
  public float floatVal(int doc) {
   return Float.intBitsToFloat((int)arr.get(doc));
  }
  @Override
  public boolean exists(int doc) {
   return arr.get(doc) != 0 || valid.get(doc);
  }
  @Override
  public ValueFiller getValueFiller() {
   return new ValueFiller() {
    private final MutableValueFloat mval = new MutableValueFloat();
    @Override
    public MutableValue getValue() {
     return mval;
    }
    @Override
    public void fillValue(int doc) {
     mval.value = floatVal(doc);
     mval.exists = mval.value != 0 || valid.get(doc);
    }
   };
  }
 };
}

@Override
public FunctionValues getValues(Map context, LeafReaderContext readerContext) throws IOException {
 final NumericDocValues arr = DocValues.getNumeric(readerContext.reader(), field);
 final Bits valid = DocValues.getDocsWithField(readerContext.reader(), field);
 return new FloatDocValues(this) {
  @Override
  public float floatVal(int doc) {
   return Float.intBitsToFloat((int)arr.get(doc));
  }
  @Override
  public boolean exists(int doc) {
   return arr.get(doc) != 0 || valid.get(doc);
  }
  @Override
  public ValueFiller getValueFiller() {
   return new ValueFiller() {
    private final MutableValueFloat mval = new MutableValueFloat();
    @Override
    public MutableValue getValue() {
     return mval;
    }
    @Override
    public void fillValue(int doc) {
     mval.value = floatVal(doc);
     mval.exists = mval.value != 0 || valid.get(doc);
    }
   };
  }
 };
}

@Override
public FunctionValues getValues(Map context, LeafReaderContext readerContext) throws IOException {
 final NumericDocValues arr = DocValues.getNumeric(readerContext.reader(), field);
 final Bits valid = DocValues.getDocsWithField(readerContext.reader(), field);
 return new DoubleDocValues(this) {
  @Override
  public double doubleVal(int doc) {
   return Double.longBitsToDouble(arr.get(doc));
  }
  @Override
  public boolean exists(int doc) {
   return arr.get(doc) != 0 || valid.get(doc);
  }
  @Override
  public ValueFiller getValueFiller() {
   return new ValueFiller() {
    private final MutableValueDouble mval = new MutableValueDouble();
    @Override
    public MutableValue getValue() {
     return mval;
    }
    @Override
    public void fillValue(int doc) {
     mval.value = doubleVal(doc);
     mval.exists = mval.value != 0 || valid.get(doc);
    }
   };
  }
 };
}

@Override
public FunctionValues getValues(Map context, LeafReaderContext readerContext) throws IOException {
 final NumericDocValues arr = DocValues.getNumeric(readerContext.reader(), field);
 final Bits valid = DocValues.getDocsWithField(readerContext.reader(), field);

 @Override
 protected Bits getDocsWithValue(LeafReaderContext context, String field) throws IOException {
  final Bits docsWithValue = DocValues.getDocsWithField(context.reader(), field);
  final BitSet parents = parentFilter.getBitSet(context);
  final BitSet children = childFilter.getBitSet(context);
  if (children == null) {
   return new Bits.MatchNoBits(context.reader().maxDoc());
  }
  return BlockJoinSelector.wrap(docsWithValue, parents, children);
 }
};

 @Override
 protected Bits getDocsWithValue(LeafReaderContext context, String field) throws IOException {
  final Bits docsWithValue = DocValues.getDocsWithField(context.reader(), field);
  final BitSet parents = parentFilter.getBitSet(context);
  final BitSet children = childFilter.getBitSet(context);
  if (children == null) {
   return new Bits.MatchNoBits(context.reader().maxDoc());
  }
  return BlockJoinSelector.wrap(docsWithValue, parents, children);
 }
};

 @Override
 protected Bits getDocsWithValue(LeafReaderContext context, String field) throws IOException {
  final Bits docsWithValue = DocValues.getDocsWithField(context.reader(), field);
  final BitSet parents = parentFilter.getBitSet(context);
  final BitSet children = childFilter.getBitSet(context);
  if (children == null) {
   return new Bits.MatchNoBits(context.reader().maxDoc());
  }
  return BlockJoinSelector.wrap(docsWithValue, parents, children);
 }
};