Example usage for org.apache.lucene.document DoublePoint newSetQuery

Introduction

In this page you can find the example usage for org.apache.lucene.document DoublePoint newSetQuery.

Prototype

public static Query newSetQuery(String field, Collection<Double> values) 

Source Link

Document

Create a query matching any of the specified 1D values.

Usage

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

License:Apache License

@Override
public Query getSetQuery(QParser parser, SchemaField field, Collection<String> externalVal) {
    assert externalVal.size() > 0;
    double[] values = new double[externalVal.size()];
    int i = 0;/* ww w. j  ava  2  s .  co  m*/
    for (String val : externalVal) {
        values[i] = Double.parseDouble(val);
        i++;
    }
    return DoublePoint.newSetQuery(field.getName(), values);
}

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From source file:org.apache.solr.search.join.GraphPointsCollector.java

License:Apache License

@Override
public Query getResultQuery(SchemaField matchField, boolean useAutomaton) {
    if (set.cardinality() == 0)
        return null;

    Query q = null;/*from w  ww  .  j  a  v  a2s.c o m*/

    // How we interpret the longs collected depends on the field we collect from (single valued can be diff from multi valued)
    // The basic type of the from & to field must match though (int/long/float/double)
    NumberType ntype = collectField.getType().getNumberType();
    boolean multiValued = collectField.multiValued();

    if (ntype == NumberType.LONG || ntype == NumberType.DATE) {
        long[] vals = new long[set.cardinality()];
        int i = 0;
        for (LongIterator iter = set.iterator(); iter.hasNext();) {
            long bits = iter.next();
            long v = bits;
            vals[i++] = v;
        }
        q = LongPoint.newSetQuery(matchField.getName(), vals);
    } else if (ntype == NumberType.INTEGER) {
        int[] vals = new int[set.cardinality()];
        int i = 0;
        for (LongIterator iter = set.iterator(); iter.hasNext();) {
            long bits = iter.next();
            int v = (int) bits;
            vals[i++] = v;
        }
        q = IntPoint.newSetQuery(matchField.getName(), vals);
    } else if (ntype == NumberType.DOUBLE) {
        double[] vals = new double[set.cardinality()];
        int i = 0;
        for (LongIterator iter = set.iterator(); iter.hasNext();) {
            long bits = iter.next();
            double v = multiValued ? NumericUtils.sortableLongToDouble(bits) : Double.longBitsToDouble(bits);
            vals[i++] = v;
        }
        q = DoublePoint.newSetQuery(matchField.getName(), vals);
    } else if (ntype == NumberType.FLOAT) {
        float[] vals = new float[set.cardinality()];
        int i = 0;
        for (LongIterator iter = set.iterator(); iter.hasNext();) {
            long bits = iter.next();
            float v = multiValued ? NumericUtils.sortableIntToFloat((int) bits)
                    : Float.intBitsToFloat((int) bits);
            vals[i++] = v;
        }
        q = FloatPoint.newSetQuery(matchField.getName(), vals);
    }

    return q;
}

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