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

Introduction

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

Prototype

public static void intToSortableBytes(int value, byte[] result, int offset) 

Source Link

Document

Encodes an integer value such that unsigned byte order comparison is consistent with Integer#compare(int,int)

Usage

From source file:com.b2international.index.lucene.IntIndexField.java

License:Apache License

@Override
protected BytesRef toBytesRef(Integer value) {
    byte[] packed = new byte[Integer.BYTES];
    NumericUtils.intToSortableBytes(value, packed, 0);
    return new BytesRef(packed);
}

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From source file:org.apache.solr.schema.EnumFieldType.java

License:Apache License

@Override
public Query getRangeQuery(QParser parser, SchemaField field, String min, String max, boolean minInclusive,
        boolean maxInclusive) {
    Integer minValue = enumMapping.stringValueToIntValue(min);
    Integer maxValue = enumMapping.stringValueToIntValue(max);

    if (field.indexed()) {
        BytesRef minBytes = null;/*from w  ww.j ava 2  s. c o  m*/
        if (min != null) {
            byte[] bytes = new byte[Integer.BYTES];
            NumericUtils.intToSortableBytes(minValue, bytes, 0);
            minBytes = new BytesRef(bytes);
        }
        BytesRef maxBytes = null;
        if (max != null) {
            byte[] bytes = new byte[Integer.BYTES];
            NumericUtils.intToSortableBytes(maxValue, bytes, 0);
            maxBytes = new BytesRef(bytes);
        }
        return new TermRangeQuery(field.getName(), minBytes, maxBytes, minInclusive, maxInclusive);

    } else {
        long lowerValue = Long.MIN_VALUE;
        long upperValue = Long.MAX_VALUE;
        if (minValue != null) {
            lowerValue = minValue.longValue();
            if (minInclusive == false) {
                ++lowerValue;
            }
        }
        if (maxValue != null) {
            upperValue = maxValue.longValue();
            if (maxInclusive == false) {
                --upperValue;
            }
        }
        if (field.multiValued()) {
            return new ConstantScoreQuery(
                    SortedNumericDocValuesField.newSlowRangeQuery(field.getName(), lowerValue, upperValue));
        } else {
            return new ConstantScoreQuery(
                    NumericDocValuesField.newSlowRangeQuery(field.getName(), lowerValue, upperValue));
        }
    }
}

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From source file:org.apache.solr.schema.EnumFieldType.java

License:Apache License

@Override
public void readableToIndexed(CharSequence val, BytesRefBuilder result) {
    final String s = val.toString();
    if (s == null)
        return;//from w  w w  .  j av a2s.  co  m

    result.grow(Integer.BYTES);
    result.setLength(Integer.BYTES);
    final Integer intValue = enumMapping.stringValueToIntValue(s);
    NumericUtils.intToSortableBytes(intValue, result.bytes(), 0);
}

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From source file:org.apache.solr.schema.EnumFieldType.java

License:Apache License

@Override
public String storedToIndexed(IndexableField f) {
    final Number val = f.numericValue();
    if (val == null)
        return null;
    final BytesRefBuilder bytes = new BytesRefBuilder();
    bytes.grow(Integer.BYTES);//from  w w w . j a v a 2 s.  c  o  m
    bytes.setLength(Integer.BYTES);
    NumericUtils.intToSortableBytes(val.intValue(), bytes.bytes(), 0);
    return bytes.get().utf8ToString();
}

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From source file:org.apache.solr.schema.EnumFieldType.java

License:Apache License

@Override
public IndexableField createField(SchemaField field, Object value) {
    final Integer intValue = enumMapping.stringValueToIntValue(value.toString());
    if (intValue == null || intValue.equals(EnumMapping.DEFAULT_VALUE)) {
        String exceptionMessage = String.format(Locale.ENGLISH, "Unknown value for enum field: %s, value: %s",
                field.getName(), value.toString());
        throw new SolrException(SolrException.ErrorCode.SERVER_ERROR, exceptionMessage);
    }//  w w  w  .  j a  v a  2 s.c  om

    org.apache.lucene.document.FieldType newType = new org.apache.lucene.document.FieldType();
    newType.setTokenized(false);
    newType.setStored(field.stored());
    newType.setOmitNorms(field.omitNorms());
    newType.setIndexOptions(field.indexOptions());
    newType.setStoreTermVectors(field.storeTermVector());
    newType.setStoreTermVectorOffsets(field.storeTermOffsets());
    newType.setStoreTermVectorPositions(field.storeTermPositions());
    newType.setStoreTermVectorPayloads(field.storeTermPayloads());

    byte[] bytes = new byte[Integer.BYTES];
    NumericUtils.intToSortableBytes(intValue, bytes, 0);
    return new Field(field.getName(), bytes, newType) {
        @Override
        public Number numericValue() {
            return NumericUtils.sortableBytesToInt(((BytesRef) fieldsData).bytes, 0);
        }
    };
}

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From source file:org.elasticsearch.index.mapper.BinaryRangeUtil.java

License:Apache License

static byte[] encodeFloat(float number) {
    byte[] encoded = new byte[4];
    NumericUtils.intToSortableBytes(NumericUtils.floatToSortableInt(number), encoded, 0);
    return encoded;
}

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