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.grouping	Grouping.
org.apache.lucene.search.join	Support for index-time and query-time joins.

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, int sortPos)
FieldComparator<?>	LatLonPointSortField.getComparator(int numHits, int sortPos)
FieldComparator<?>	XYPointSortField.getComparator(int numHits, int sortPos)

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<java.lang.Double>	ValueSource.ValueSourceComparatorSource.newComparator(java.lang.String fieldname, int numHits, int sortPos, boolean reversed)

Uses of FieldComparator in org.apache.lucene.search

Subclasses of FieldComparator in org.apache.lucene.search

Modifier and Type	Class	Description
static class	FieldComparator.DocComparator	Sorts by ascending docID
static class	FieldComparator.DoubleComparator	Parses field's values as double (using LeafReader.getNumericDocValues(java.lang.String) and sorts by ascending value
static class	FieldComparator.FloatComparator	Parses field's values as float (using LeafReader.getNumericDocValues(String) and sorts by ascending value
static class	FieldComparator.IntComparator	Parses field's values as int (using LeafReader.getNumericDocValues(String) and sorts by ascending value
static class	FieldComparator.LongComparator	Parses field's values as long (using LeafReader.getNumericDocValues(String) and sorts by ascending value
static class	FieldComparator.NumericComparator<T extends java.lang.Number>	Base FieldComparator class for numeric types
static class	FieldComparator.RelevanceComparator	Sorts by descending relevance.
static class	FieldComparator.TermOrdValComparator	Sorts by field's natural Term sort order, using ordinals.
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 FieldComparator<?>[]	FieldValueHitQueue.comparators
(package private) FieldComparator<?>[]	TopDocs.MergeSortQueue.comparators
private FieldComparator<?>	FieldValueHitQueue.OneComparatorFieldValueHitQueue.oneComparator

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

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

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) FieldComparator[]	AllGroupHeadsCollector.SortingGroupHead.comparators
private FieldComparator<?>[]	BlockGroupingCollector.comparators
private FieldComparator<?>[]	FirstPassGroupingCollector.comparators
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, int sortPos)
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)