org.apache.lucene.search

Class FieldComparator.NumericComparator<T extends java.lang.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 java.lang.Number>
extends FieldComparator<T>

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 java.lang.Number>, FieldComparator.RelevanceComparator, FieldComparator.ShortComparator, FieldComparator.StringComparatorLocale, FieldComparator.StringOrdValComparator, FieldComparator.StringValComparator

Field Summary

Fields

Modifier and Type	Field and Description
protected Bits	docsWithField
protected java.lang.String	field
protected T	missingValue

Constructor Summary

Constructors

Constructor and Description
FieldComparator.NumericComparator(java.lang.String field, T missingValue)

Method Summary

Methods

Modifier and Type	Method and Description
void	setNextReader(IndexReader reader, int docBase) Set a new Reader.

Methods inherited from class org.apache.lucene.search.FieldComparator

binarySearch, binarySearch, compare, compareBottom, compareValues, copy, setBottom, setScorer, value

Methods inherited from class java.lang.Object

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

Field Detail

missingValue

protected final T extends java.lang.Number missingValue

field

protected final java.lang.String field

docsWithField

protected Bits docsWithField

Constructor Detail

FieldComparator.NumericComparator

public FieldComparator.NumericComparator(java.lang.String field,
                                 T missingValue)

Method Detail

setNextReader

public void setNextReader(IndexReader reader,
                 int docBase)
                   throws java.io.IOException

Description copied from class: FieldComparator

Set a new Reader. All doc correspond to the current Reader.

Specified by:

setNextReader in class FieldComparator<T extends java.lang.Number>

Parameters:

reader - current reader

docBase - docBase of this reader

Throws:

java.io.IOException