Package org.apache.lucene.search
Class FieldComparator.NumericComparator<T extends Number>
java.lang.Object
org.apache.lucene.search.FieldComparator<T>
org.apache.lucene.search.FieldComparator.NumericComparator<T>
- Direct Known Subclasses:
FieldComparator.ByteComparator
,FieldComparator.DoubleComparator
,FieldComparator.FloatComparator
,FieldComparator.IntComparator
,FieldComparator.LongComparator
,FieldComparator.ShortComparator
- Enclosing class:
- FieldComparator<T>
public abstract static class FieldComparator.NumericComparator<T extends Number>
extends FieldComparator<T>
Base FieldComparator class for numeric types
-
Nested Class Summary
Nested classes/interfaces inherited from class org.apache.lucene.search.FieldComparator
FieldComparator.ByteComparator, FieldComparator.DocComparator, FieldComparator.DoubleComparator, FieldComparator.FloatComparator, FieldComparator.IntComparator, FieldComparator.LongComparator, FieldComparator.NumericComparator<T extends Number>, FieldComparator.RelevanceComparator, FieldComparator.ShortComparator, FieldComparator.TermOrdValComparator, FieldComparator.TermValComparator
-
Field Summary
Fields -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionsetNextReader
(AtomicReaderContext context) Set a newAtomicReaderContext
.Methods inherited from class org.apache.lucene.search.FieldComparator
compare, compareBottom, compareTop, compareValues, copy, setBottom, setScorer, setTopValue, value
-
Field Details
-
missingValue
-
field
-
docsWithField
-
-
Constructor Details
-
NumericComparator
-
-
Method Details
-
setNextReader
Description copied from class:FieldComparator
Set a newAtomicReaderContext
. All subsequent docIDs are relative to the current reader (you must add docBase if you need to map it to a top-level docID).- Specified by:
setNextReader
in classFieldComparator<T extends Number>
- Parameters:
context
- current reader context- Returns:
- the comparator to use for this segment; most comparators can just return "this" to reuse the same comparator across segments
- Throws:
IOException
- if there is a low-level IO error
-