public class GeohashHaversineFunction extends ValueSource
Modifier and Type | Field and Description |
---|---|
private ValueSource |
geoHash1 |
private ValueSource |
geoHash2 |
private double |
radius |
Constructor and Description |
---|
GeohashHaversineFunction(ValueSource geoHash1,
ValueSource geoHash2,
double radius) |
Modifier and Type | Method and Description |
---|---|
void |
createWeight(java.util.Map context,
org.apache.lucene.search.Searcher searcher)
Implementations should propagate createWeight to sub-ValueSources which can optionally store
weight info in the context.
|
java.lang.String |
description()
description of field, used in explain()
|
protected double |
distance(int doc,
DocValues gh1DV,
DocValues gh2DV) |
boolean |
equals(java.lang.Object o) |
DocValues |
getValues(java.util.Map context,
org.apache.lucene.index.IndexReader reader)
Gets the values for this reader and the context that was previously
passed to createWeight()
|
int |
hashCode() |
protected java.lang.String |
name() |
getSortField, getValues, newContext, toString
private ValueSource geoHash1
private ValueSource geoHash2
private double radius
public GeohashHaversineFunction(ValueSource geoHash1, ValueSource geoHash2, double radius)
protected java.lang.String name()
public DocValues getValues(java.util.Map context, org.apache.lucene.index.IndexReader reader) throws java.io.IOException
ValueSource
getValues
in class ValueSource
java.io.IOException
public void createWeight(java.util.Map context, org.apache.lucene.search.Searcher searcher) throws java.io.IOException
ValueSource
createWeight
in class ValueSource
java.io.IOException
public boolean equals(java.lang.Object o)
equals
in class ValueSource
public int hashCode()
hashCode
in class ValueSource
public java.lang.String description()
ValueSource
description
in class ValueSource