Uses of Class
org.apache.lucene.search.FieldComparator

Packages that use FieldComparator

Package	Description
org.apache.lucene.document	The logical representation of a Document for indexing and searching.
org.apache.lucene.queries.function	Queries that compute score based upon a function.
org.apache.lucene.search	Code to search indices.
org.apache.lucene.search.comparators	Comparators, used to compare hits so as to determine their sort order when collecting the top results with TopFieldCollector.
org.apache.lucene.search.grouping	Grouping.
org.apache.lucene.search.join	Support for index-time and query-time joins.
org.apache.lucene.spatial3d	Lucene field & query support for the spatial geometry implemented in org.apache.lucene.spatial3d.geom.

Uses of FieldComparator in org.apache.lucene.document

Subclasses of FieldComparator in org.apache.lucene.document

Modifier and Type	Class	Description
(package private) class	FeatureSortField.FeatureComparator	Parses a feature field's values as float and sorts by descending value
(package private) class	LatLonPointDistanceComparator	Compares documents by distance from an origin point
(package private) class	XYPointDistanceComparator	Compares documents by distance from an origin point

Methods in org.apache.lucene.document that return FieldComparator

Modifier and Type	Method	Description
FieldComparator<?>	FeatureSortField.getComparator(int numHits, Pruning pruning)
FieldComparator<?>	LatLonPointSortField.getComparator(int numHits, Pruning pruning)
FieldComparator<?>	XYPointSortField.getComparator(int numHits, Pruning pruning)

Uses of FieldComparator in org.apache.lucene.queries.function

Subclasses of FieldComparator in org.apache.lucene.queries.function

Modifier and Type	Class	Description
(package private) class	ValueSource.ValueSourceComparator	Implement a FieldComparator that works off of the FunctionValues for a ValueSource instead of the normal Lucene FieldComparator that works off of a FieldCache.

Methods in org.apache.lucene.queries.function that return FieldComparator

Modifier and Type	Method	Description
FieldComparator<Double>	ValueSource.ValueSourceComparatorSource.newComparator(String fieldname, int numHits, Pruning pruning, boolean reversed)

Uses of FieldComparator in org.apache.lucene.search

Subclasses of FieldComparator in org.apache.lucene.search

Modifier and Type	Class	Description
static final class	FieldComparator.RelevanceComparator	Sorts by descending relevance.
static class	FieldComparator.TermValComparator	Sorts by field's natural Term sort order.
class	SimpleFieldComparator<T>	Base FieldComparator implementation that is used for all contexts.

Fields in org.apache.lucene.search declared as FieldComparator

Modifier and Type	Field	Description
protected final FieldComparator<?>[]	FieldValueHitQueue.comparators
(package private) final FieldComparator<?>[]	TopDocs.MergeSortQueue.comparators
(package private) final FieldComparator<?>	TopFieldCollector.firstComparator
private final FieldComparator<?>	FieldValueHitQueue.OneComparatorFieldValueHitQueue.oneComparator

Methods in org.apache.lucene.search that return FieldComparator

Modifier and Type	Method	Description
FieldComparator<?>	SortedNumericSortField.getComparator(int numHits, Pruning pruning)
FieldComparator<?>	SortedSetSortField.getComparator(int numHits, Pruning pruning)
FieldComparator<?>	SortField.getComparator(int numHits, Pruning pruning)	Returns the FieldComparator to use for sorting.
FieldComparator<?>[]	FieldValueHitQueue.getComparators()
FieldComparator<Double>	DoubleValuesSource.DoubleValuesComparatorSource.newComparator(String fieldname, int numHits, Pruning pruning, boolean reversed)
abstract FieldComparator<?>	FieldComparatorSource.newComparator(String fieldname, int numHits, Pruning pruning, boolean reversed)	Creates a comparator for the field in the given index.
FieldComparator<Long>	LongValuesSource.LongValuesComparatorSource.newComparator(String fieldname, int numHits, Pruning pruning, boolean reversed)

Uses of FieldComparator in org.apache.lucene.search.comparators

Subclasses of FieldComparator in org.apache.lucene.search.comparators

Modifier and Type	Class	Description
class	DocComparator	Comparator that sorts by asc _doc
class	DoubleComparator	Comparator based on Double.compare(double, double) for numHits.
class	FloatComparator	Comparator based on Float.compare(float, float) for numHits.
class	IntComparator	Comparator based on Integer.compare(int, int) for numHits.
class	LongComparator	Comparator based on Long.compare(long, long) for numHits.
class	NumericComparator<T extends Number>	Abstract numeric comparator for comparing numeric values.
class	TermOrdValComparator	Sorts by field's natural Term sort order, using ordinals.

Uses of FieldComparator in org.apache.lucene.search.grouping

Fields in org.apache.lucene.search.grouping declared as FieldComparator

Modifier and Type	Field	Description
(package private) final FieldComparator[]	AllGroupHeadsCollector.SortingGroupHead.comparators
private final FieldComparator<?>[]	BlockGroupingCollector.comparators
private final FieldComparator<?>[]	FirstPassGroupingCollector.comparators
final FieldComparator[]	SearchGroup.GroupComparator.comparators

Uses of FieldComparator in org.apache.lucene.search.join

Methods in org.apache.lucene.search.join that return FieldComparator

Modifier and Type	Method	Description
FieldComparator<?>	ToParentBlockJoinSortField.getComparator(int numHits, Pruning pruning)
private FieldComparator<?>	ToParentBlockJoinSortField.getDoubleComparator(int numHits)
private FieldComparator<?>	ToParentBlockJoinSortField.getFloatComparator(int numHits)
private FieldComparator<?>	ToParentBlockJoinSortField.getIntComparator(int numHits)
private FieldComparator<?>	ToParentBlockJoinSortField.getLongComparator(int numHits)
private FieldComparator<?>	ToParentBlockJoinSortField.getStringComparator(int numHits)

Uses of FieldComparator in org.apache.lucene.spatial3d

Subclasses of FieldComparator in org.apache.lucene.spatial3d

Modifier and Type	Class	Description
(package private) class	Geo3DPointDistanceComparator	Compares documents by distance from an origin point, using a GeoDistanceShape to compute the distance
(package private) class	Geo3DPointOutsideDistanceComparator	Compares documents by outside distance, using a GeoOutsideDistance to compute the distance

Methods in org.apache.lucene.spatial3d that return FieldComparator

Modifier and Type	Method	Description
FieldComparator<?>	Geo3DPointOutsideSortField.getComparator(int numHits, Pruning pruning)
FieldComparator<?>	Geo3DPointSortField.getComparator(int numHits, Pruning pruning)