org.apache.lucene.util

Class LongValues

java.lang.Object

org.apache.lucene.index.NumericDocValues

org.apache.lucene.util.LongValues

Direct Known Subclasses:

BlockPackedReader, MonotonicBlockPackedReader, PackedLongValues, PagedGrowableWriter, PagedMutable

public abstract class LongValues
extends NumericDocValues

Abstraction over an array of longs. This class extends NumericDocValues so that we don't need to add another level of abstraction every time we want eg. to use the PackedInts utility classes to represent a NumericDocValues instance.

NOTE: This API is for internal purposes only and might change in incompatible ways in the next release.

Field Summary

Fields

Modifier and Type	Field and Description
static LongValues	IDENTITY An instance that returns the provided value.

Constructor Summary

Constructors

Constructor and Description
LongValues()

Method Summary

Modifier and Type	Method and Description
long	get(int idx) Returns the numeric value for the specified document ID.
abstract long	get(long index) Get value at index.

Methods inherited from class java.lang.Object

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

Field Detail

IDENTITY

public static final LongValues IDENTITY

An instance that returns the provided value.

Constructor Detail

LongValues

public LongValues()

Method Detail

get

public abstract long get(long index)

Get value at index.

get

public long get(int idx)

Description copied from class: NumericDocValues

Returns the numeric value for the specified document ID.

Specified by:

get in class NumericDocValues

Parameters:

idx - document ID to lookup

Returns:

numeric value