org.apache.solr.search.function.distance
Class HaversineConstFunction
java.lang.Object
org.apache.solr.search.function.ValueSource
org.apache.solr.search.function.distance.HaversineConstFunction
- All Implemented Interfaces:
- Serializable
public class HaversineConstFunction
- extends ValueSource
Haversine function with one point constant
- See Also:
- Serialized Form
Method Summary |
void |
createWeight(Map context,
org.apache.lucene.search.Searcher searcher)
Implementations should propagate createWeight to sub-ValueSources which can optionally store
weight info in the context. |
String |
description()
description of field, used in explain() |
boolean |
equals(Object o)
|
DocValues |
getValues(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 String |
name()
|
parser
public static ValueSourceParser parser
HaversineConstFunction
public HaversineConstFunction(double latCenter,
double lonCenter,
VectorValueSource vs)
name
protected String name()
getValues
public DocValues getValues(Map context,
org.apache.lucene.index.IndexReader reader)
throws IOException
- Description copied from class:
ValueSource
- Gets the values for this reader and the context that was previously
passed to createWeight()
- Overrides:
getValues
in class ValueSource
- Throws:
IOException
createWeight
public void createWeight(Map context,
org.apache.lucene.search.Searcher searcher)
throws IOException
- Description copied from class:
ValueSource
- Implementations should propagate createWeight to sub-ValueSources which can optionally store
weight info in the context. The context object will be passed to getValues()
where this info can be retrieved.
- Overrides:
createWeight
in class ValueSource
- Throws:
IOException
equals
public boolean equals(Object o)
- Specified by:
equals
in class ValueSource
hashCode
public int hashCode()
- Specified by:
hashCode
in class ValueSource
description
public String description()
- Description copied from class:
ValueSource
- description of field, used in explain()
- Specified by:
description
in class ValueSource
Copyright © 2000-2011 Apache Software Foundation. All Rights Reserved.