org.apache.lucene.queries.function.valuesource

Class SumFloatFunction

java.lang.Object

org.apache.lucene.queries.function.ValueSource

org.apache.lucene.queries.function.valuesource.MultiFloatFunction

org.apache.lucene.queries.function.valuesource.SumFloatFunction

public class SumFloatFunction
extends MultiFloatFunction

SumFloatFunction returns the sum of its components.

Field Summary

Fields inherited from class org.apache.lucene.queries.function.valuesource.MultiFloatFunction

sources

Constructor Summary

Constructors

Constructor and Description
SumFloatFunction(ValueSource[] sources)

Method Summary

Modifier and Type	Method and Description
protected float	func(int doc, FunctionValues[] valsArr)
protected String	name()

Methods inherited from class org.apache.lucene.queries.function.valuesource.MultiFloatFunction

createWeight, description, equals, exists, getValues, hashCode

Methods inherited from class org.apache.lucene.queries.function.ValueSource

asDoubleValuesSource, asLongValuesSource, fromDoubleValuesSource, getSortField, newContext, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

SumFloatFunction

public SumFloatFunction(ValueSource[] sources)

Method Detail

name

protected String name()

Specified by:

name in class MultiFloatFunction

func

protected float func(int doc,
                     FunctionValues[] valsArr)
              throws IOException

Specified by:

func in class MultiFloatFunction

Throws:

IOException