org.apache.lucene.queries.function

Class FunctionValues.ValueFiller

java.lang.Object

org.apache.lucene.queries.function.FunctionValues.ValueFiller

Enclosing class:

FunctionValues

public abstract static class FunctionValues.ValueFiller
extends Object

Abstraction of the logic required to fill the value of a specified doc into a reusable MutableValue. Implementations of FunctionValues are encouraged to define their own implementations of ValueFiller if their value is not a float.

WARNING: This API is experimental and might change in incompatible ways in the next release.

Constructor Summary

Constructors

Constructor and Description
ValueFiller()

Method Summary

Modifier and Type	Method and Description
abstract void	fillValue(int doc) MutableValue will be reused across calls.
abstract MutableValue	getValue() MutableValue will be reused across calls

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ValueFiller

public ValueFiller()

Method Detail

getValue

public abstract MutableValue getValue()

MutableValue will be reused across calls

fillValue

public abstract void fillValue(int doc)
                        throws IOException

MutableValue will be reused across calls. Returns true if the value exists.

Throws:

IOException