Package org.apache.lucene.codecs.simpletext

Class SimpleTextKnnVectorsReader

java.lang.Object

org.apache.lucene.codecs.KnnVectorsReader

org.apache.lucene.codecs.simpletext.SimpleTextKnnVectorsReader

All Implemented Interfaces:

Closeable, AutoCloseable, Accountable

public class SimpleTextKnnVectorsReader
extends KnnVectorsReader

Reads vector values from a simple text format. All vectors are read up front and cached in RAM in order to support random access. FOR RECREATIONAL USE ONLY

WARNING: This API is experimental and might change in incompatible ways in the next release.

Field Summary

Fields inherited from interface org.apache.lucene.util.Accountable

NULL_ACCOUNTABLE

Method Summary

Modifier and Type	Method	Description
void	checkIntegrity()
void	close()
VectorValues	getVectorValues(String field)
long	ramBytesUsed()
TopDocs	search(String field, float[] target, int k, Bits acceptDocs, int visitedLimit)

Methods inherited from class org.apache.lucene.codecs.KnnVectorsReader

getMergeInstance

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.lucene.util.Accountable

getChildResources

Method Details

getVectorValues

public VectorValues getVectorValues(String field)
                             throws IOException

Specified by:

getVectorValues in class KnnVectorsReader

Throws:

IOException

search

public TopDocs search(String field,
 float[] target,
 int k,
 Bits acceptDocs,
 int visitedLimit)
               throws IOException

Specified by:

search in class KnnVectorsReader

Throws:

IOException

checkIntegrity

public void checkIntegrity()
                    throws IOException

Specified by:

checkIntegrity in class KnnVectorsReader

Throws:

IOException

ramBytesUsed

public long ramBytesUsed()

close

public void close()
           throws IOException

Throws:

IOException