org.apache.lucene.chunk

Class SparseStringComparator

Object

SparseStringComparator

All Implemented Interfaces:

Serializable, SortComparatorSource

public class SparseStringComparator
extends Object
implements SortComparatorSource

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) class	SparseStringComparator.Entry A single entry in the sorting table
(package private) static class	SparseStringComparator.EntryComparator Compare two entries for sorting purposes
private class	SparseStringComparator.SparseComp

Field Summary

Fields

Modifier and Type	Field and Description
private static WeakHashMap	cache
private static SparseStringComparator.EntryComparator	entryComparator

Constructor Summary

Constructors

Constructor and Description
SparseStringComparator()

Method Summary

Modifier and Type	Method and Description
ScoreDocComparator	newComparator(IndexReader reader, String fieldName) Make a comparator for the given field using the given reader

Methods inherited from class Object

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

Field Detail

cache

private static final WeakHashMap cache

entryComparator

private static final SparseStringComparator.EntryComparator entryComparator

Constructor Detail

SparseStringComparator

public SparseStringComparator()

Method Detail

newComparator

public ScoreDocComparator newComparator(IndexReader reader,
                                        String fieldName)
                                 throws IOException

Make a comparator for the given field using the given reader

Specified by:

newComparator in interface SortComparatorSource

Throws:

IOException