Example usage for org.apache.lucene.util NumericUtils doubleToSortableLong

Introduction

In this page you can find the example usage for org.apache.lucene.util NumericUtils doubleToSortableLong.

Prototype

public static long doubleToSortableLong(double value) 

Source Link

Document

Converts a double value to a sortable signed long.

Usage

From source file:IndexTaxis.java

License:Apache License

static void addOneField(Document doc, String fieldName, String rawValue) {
    // nocommit//w ww  .  j  av a  2 s.  co m
    /*
    if (fieldName.equals("pick_up_lat")) {
      double value = Double.parseDouble(rawValue);
      doc.add(new DoublePoint(fieldName, value));
      doc.add(new SortedNumericDocValuesField(fieldName, NumericUtils.doubleToSortableLong(value)));
    }
    */
    switch (fieldName) {
    case "vendor_id":
    case "cab_color":
    case "payment_type":
    case "trip_type":
    case "rate_code":
    case "store_and_fwd_flag":
        doc.add(new StringField(fieldName, rawValue, Field.Store.NO));
        doc.add(new SortedSetDocValuesField(fieldName, new BytesRef(rawValue)));
        break;
    case "vendor_name":
        doc.add(new TextField(fieldName, rawValue, Field.Store.NO));
        break;
    case "pick_up_date_time":
    case "drop_off_date_time": {
        long value = Long.parseLong(rawValue);
        doc.add(new LongPoint(fieldName, value));
        doc.add(new SortedNumericDocValuesField(fieldName, value));
    }
        break;
    case "passenger_count": {
        int value = Integer.parseInt(rawValue);
        doc.add(new IntPoint(fieldName, value));
        doc.add(new SortedNumericDocValuesField(fieldName, value));
    }
        break;
    case "trip_distance":
    case "pick_up_lat":
    case "pick_up_lon":
    case "drop_off_lat":
    case "drop_off_lon":
    case "fare_amount":
    case "surcharge":
    case "mta_tax":
    case "extra":
    case "ehail_fee":
    case "improvement_surcharge":
    case "tip_amount":
    case "tolls_amount":
    case "total_amount": {
        double value;
        try {
            value = Double.parseDouble(rawValue);
        } catch (NumberFormatException nfe) {
            System.out.println(
                    "WARNING: failed to parse \"" + rawValue + "\" as double for field \"" + fieldName + "\"");
            return;
        }
        doc.add(new DoublePoint(fieldName, value));
        doc.add(new SortedNumericDocValuesField(fieldName, NumericUtils.doubleToSortableLong(value)));
    }
        break;
    default:
        throw new AssertionError("failed to handle field \"" + fieldName + "\"");
    }
}

---

From source file:com.github.flaxsearch.util.BytesRefUtils.java

License:Apache License

private static Function<String, BytesRef> getDecoder(String type) {
    switch (type.toLowerCase(Locale.ROOT)) {
    case "base64":
        return s -> new BytesRef(Base64.getUrlDecoder().decode(s.getBytes(Charset.defaultCharset())));
    case "utf8":
        return BytesRef::new;
    case "int":
        return s -> {
            BytesRefBuilder builder = new BytesRefBuilder();
            LegacyNumericUtils.intToPrefixCoded(Integer.parseInt(s), 0, builder);
            return builder.get();
        };//from   w w  w .  j  av a  2  s.  c  o m
    case "long":
        return s -> {
            BytesRefBuilder builder = new BytesRefBuilder();
            LegacyNumericUtils.longToPrefixCoded(Long.parseLong(s), 0, builder);
            return builder.get();
        };
    case "float":
        return s -> {
            BytesRefBuilder builder = new BytesRefBuilder();
            LegacyNumericUtils.intToPrefixCoded(NumericUtils.floatToSortableInt(Float.parseFloat(s)), 0,
                    builder);
            return builder.get();
        };
    case "double":
        return s -> {
            BytesRefBuilder builder = new BytesRefBuilder();
            LegacyNumericUtils.longToPrefixCoded(NumericUtils.doubleToSortableLong(Double.parseDouble(s)), 0,
                    builder);
            return builder.get();
        };
    default:
        throw new IllegalArgumentException("Unknown decoder type: " + type);
    }
}

---

From source file:com.querydsl.lucene4.LuceneSerializer.java

License:Apache License

private BytesRef convertNumber(Number number) {
    if (Integer.class.isInstance(number) || Byte.class.isInstance(number) || Short.class.isInstance(number)) {
        BytesRef bytes = new BytesRef(NumericUtils.BUF_SIZE_INT);
        NumericUtils.intToPrefixCoded(number.intValue(), 0, bytes);
        return bytes;
    } else if (Double.class.isInstance(number) || BigDecimal.class.isInstance(number)) {
        BytesRef bytes = new BytesRef(NumericUtils.BUF_SIZE_LONG);
        long l = NumericUtils.doubleToSortableLong(number.doubleValue());
        NumericUtils.longToPrefixCoded(l, 0, bytes);
        return bytes;
    } else if (Long.class.isInstance(number) || BigInteger.class.isInstance(number)) {
        BytesRef bytes = new BytesRef(NumericUtils.BUF_SIZE_LONG);
        NumericUtils.longToPrefixCoded(number.longValue(), 0, bytes);
        return bytes;
    } else if (Float.class.isInstance(number)) {
        BytesRef bytes = new BytesRef(NumericUtils.BUF_SIZE_INT);
        int i = NumericUtils.floatToSortableInt(number.floatValue());
        NumericUtils.intToPrefixCoded(i, 0, bytes);
        return bytes;
    } else {//www. j  a  va2s.  c o  m
        throw new IllegalArgumentException("Unsupported numeric type " + number.getClass().getName());
    }
}

---

From source file:com.querydsl.lucene5.LuceneSerializer.java

License:Apache License

private BytesRef convertNumber(Number number) {
    if (Integer.class.isInstance(number) || Byte.class.isInstance(number) || Short.class.isInstance(number)) {
        BytesRefBuilder ref = new BytesRefBuilder();
        NumericUtils.intToPrefixCoded(number.intValue(), 0, ref);
        return ref.get();
    } else if (Double.class.isInstance(number) || BigDecimal.class.isInstance(number)) {
        BytesRefBuilder ref = new BytesRefBuilder();
        long l = NumericUtils.doubleToSortableLong(number.doubleValue());
        NumericUtils.longToPrefixCoded(l, 0, ref);
        return ref.get();
    } else if (Long.class.isInstance(number) || BigInteger.class.isInstance(number)) {
        BytesRefBuilder ref = new BytesRefBuilder();
        NumericUtils.longToPrefixCoded(number.longValue(), 0, ref);
        return ref.get();
    } else if (Float.class.isInstance(number)) {
        BytesRefBuilder ref = new BytesRefBuilder();
        int i = NumericUtils.floatToSortableInt(number.floatValue());
        NumericUtils.intToPrefixCoded(i, 0, ref);
        return ref.get();
    } else {/* w  ww  .  j a v a2s  .  c o m*/
        throw new IllegalArgumentException("Unsupported numeric type " + number.getClass().getName());
    }
}

---

From source file:com.qwazr.search.field.SortedDoubleDocValuesType.java

License:Apache License

@Override
final public void fillValue(final Object value, final FieldConsumer consumer) {
    if (value instanceof Number)
        consumer.accept(new SortedNumericDocValuesField(fieldName,
                NumericUtils.doubleToSortableLong(((Number) value).doubleValue())));
    else//from w  w  w .  jav a 2 s.co  m
        consumer.accept(new SortedNumericDocValuesField(fieldName,
                NumericUtils.doubleToSortableLong(Double.parseDouble(value.toString()))));

}

---

From source file:com.qwazr.search.index.BytesRefUtils.java

License:Apache License

final static public BytesRef from(final Double value) {
    if (value == null)
        return new BytesRef(BytesRef.EMPTY_BYTES);
    final BytesRefBuilder builder = new BytesRefBuilder();
    NumericUtils.longToPrefixCoded(NumericUtils.doubleToSortableLong(value), 0, builder);
    return builder.toBytesRef();
}

---

From source file:com.vmware.xenon.services.common.LuceneDocumentIndexService.java

License:Open Source License

public static Document addNumericField(Document doc, String propertyName, double propertyValue,
        boolean stored) {
    long longPropertyValue = NumericUtils.doubleToSortableLong(propertyValue);

    // StoredField is used if the property needs to be stored in the lucene document
    if (stored) {
        doc.add(new StoredField(propertyName, propertyValue));
    }/*  w w w  . jav a 2s. c o  m*/

    // DoublePoint adds an index field to the document that allows for efficient search
    // and range queries
    doc.add(new DoublePoint(propertyName, propertyValue));

    // NumericDocValues allow for efficient group operations for a property.
    // TODO Investigate and revert code to use 'sort' to determine the type of DocValuesField
    doc.add(new NumericDocValuesField(propertyName, longPropertyValue));
    return doc;
}

---

From source file:com.vmware.xenon.services.common.LuceneIndexDocumentHelper.java

License:Open Source License

private void addNumericField(String propertyName, double propertyValue, boolean stored,
        boolean isCollectionItem, boolean sorted) {
    long longPropertyValue = NumericUtils.doubleToSortableLong(propertyValue);

    if (stored) {
        Field field = isCollectionItem ? new StoredField(propertyName, propertyValue)
                : getAndSetStoredField(propertyName, propertyValue);
        this.doc.add(field);
    }//from   w  w  w  .ja  v a 2s .  c o  m

    // DoublePoint adds an index field to the document that allows for efficient search
    // and range queries
    if (isCollectionItem) {
        this.doc.add(new DoublePoint(propertyName, propertyValue));
    } else {
        DoublePoint dpField = this.doublePointFields.computeIfAbsent(propertyName, (k) -> {
            return new DoublePoint(propertyName, propertyValue);
        });
        dpField.setDoubleValue(propertyValue);
        this.doc.add(dpField);
    }

    NumericDocValuesField ndField = getAndSetNumericField(propertyName, longPropertyValue, isCollectionItem);
    this.doc.add(ndField);

    if (sorted) {
        // special handling for groupBy queries
        Field sdField = getAndSetSortedStoredField(propertyName + GROUP_BY_PROPERTY_NAME_SUFFIX,
                Double.toString(propertyValue));
        this.doc.add(sdField);
    }

}

---

From source file:io.crate.expression.reference.doc.DoubleColumnReferenceTest.java

License:Apache License

@Override
protected void insertValues(IndexWriter writer) throws Exception {
    for (double d = 0.5; d < 10.0d; d++) {
        Document doc = new Document();
        doc.add(new SortedNumericDocValuesField(column, NumericUtils.doubleToSortableLong(d)));
        writer.addDocument(doc);// w w  w. j  a v a 2  s .  co m
    }
}

---

From source file:org.apache.solr.legacy.BBoxStrategy.java

License:Apache License

private Query makeNumberTermQuery(String field, double number) {
    if (hasPointVals) {
        return DoublePoint.newExactQuery(field, number);
    } else if (legacyNumericFieldType != null) {
        BytesRefBuilder bytes = new BytesRefBuilder();
        LegacyNumericUtils.longToPrefixCoded(NumericUtils.doubleToSortableLong(number), 0, bytes);
        return new TermQuery(new Term(field, bytes.get()));
    }// ww  w.j a  v a2  s .  c o m
    throw new UnsupportedOperationException("An index is required for this operation.");
}

---

• «
• 1
• 2
• 3
• 4
• 5
• »