Module org.apache.lucene.core

Package org.apache.lucene.search

Class FieldComparatorSource

java.lang.Object

org.apache.lucene.search.FieldComparatorSource

Direct Known Subclasses:

DoubleValuesSource.DoubleValuesComparatorSource, LongValuesSource.LongValuesComparatorSource, ValueSource.ValueSourceComparatorSource

public abstract class FieldComparatorSource
extends Object

Provides a FieldComparator for custom field sorting.

Constructor Summary

Constructors

Constructor	Description
FieldComparatorSource()

Method Summary

Modifier and Type	Method	Description
abstract FieldComparator<?>	newComparator(String fieldname, int numHits, Pruning pruning, boolean reversed)	Creates a comparator for the field in the given index.

Methods inherited from class java.lang.Object

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

Constructor Details

FieldComparatorSource

public FieldComparatorSource()

Method Details

newComparator

public abstract FieldComparator<?> newComparator(String fieldname,
 int numHits,
 Pruning pruning,
 boolean reversed)

Creates a comparator for the field in the given index.

Parameters:

fieldname - Name of the field to create comparator for.

Returns:

FieldComparator.