com.orientechnologies.lucene.engine

Class OLuceneIndexEngineUtils

java.lang.Object

com.orientechnologies.lucene.engine.OLuceneIndexEngineUtils

public class OLuceneIndexEngineUtils
extends java.lang.Object

Created by frank on 04/05/2017.

Constructor Summary

Constructors

Constructor and Description
OLuceneIndexEngineUtils()

Method Summary

Modifier and Type	Method and Description
static org.apache.lucene.search.SortField	buildSortField(java.util.Map<java.lang.String,java.lang.Object> conf) Builds a SortField from a configuration map.
static org.apache.lucene.search.SortField	buildSortField(ODocument conf) Builds SortField from a configuration ODocument
static java.util.List<org.apache.lucene.search.SortField>	buildSortFields(ODocument metadata)
static OIndexDefinition	getIndexDefinitionFromIndex(org.apache.lucene.index.IndexWriter writer)
static ODocument	getMetadataFromIndex(org.apache.lucene.index.IndexWriter writer)
static org.apache.lucene.document.Document	retrieveIndexMetadata(org.apache.lucene.index.IndexWriter writer)
static void	sendLookupTime(java.lang.String indexName, OCommandContext context, org.apache.lucene.search.TopDocs docs, java.lang.Integer limit, long startFetching)
static void	sendTotalHits(java.lang.String indexName, OCommandContext context, long totalHits)

Methods inherited from class java.lang.Object

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

Constructor Detail

OLuceneIndexEngineUtils

public OLuceneIndexEngineUtils()

Method Detail

sendTotalHits

public static void sendTotalHits(java.lang.String indexName,
                                 OCommandContext context,
                                 long totalHits)

sendLookupTime

public static void sendLookupTime(java.lang.String indexName,
                                  OCommandContext context,
                                  org.apache.lucene.search.TopDocs docs,
                                  java.lang.Integer limit,
                                  long startFetching)

retrieveIndexMetadata

public static org.apache.lucene.document.Document retrieveIndexMetadata(org.apache.lucene.index.IndexWriter writer)

buildSortFields

public static java.util.List<org.apache.lucene.search.SortField> buildSortFields(ODocument metadata)

buildSortField

public static org.apache.lucene.search.SortField buildSortField(ODocument conf)

Builds SortField from a configuration ODocument

Parameters:

conf -

Returns:

buildSortField

public static org.apache.lucene.search.SortField buildSortField(java.util.Map<java.lang.String,java.lang.Object> conf)

Builds a SortField from a configuration map. The map can contains up to three fields: field (name), reverse (true/false) and type SortField.Type.

Parameters:

conf -

Returns:

getMetadataFromIndex

public static ODocument getMetadataFromIndex(org.apache.lucene.index.IndexWriter writer)

getIndexDefinitionFromIndex

public static OIndexDefinition getIndexDefinitionFromIndex(org.apache.lucene.index.IndexWriter writer)