Package org.apache.lucene.search

Class LongValues

java.lang.Object

org.apache.lucene.search.LongValues

public abstract class LongValues
extends Object

Per-segment, per-document long values, which can be calculated at search-time

Constructor Summary

Constructors

Constructor	Description
LongValues()

Method Summary

Modifier and Type	Method	Description
abstract boolean	advanceExact(int doc)	Advance this instance to the given document id
abstract long	longValue()	Get the long value for the current document

Methods inherited from class java.lang.Object

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

Constructor Details

LongValues

public LongValues()

Method Details

longValue

public abstract long longValue()
                        throws IOException

Get the long value for the current document

Throws:

IOException

advanceExact

public abstract boolean advanceExact(int doc)
                              throws IOException

Advance this instance to the given document id

Returns:

true if there is a value for this document

Throws:

IOException