org.apache.solr.core

Class StandardIndexReaderFactory

java.lang.Object

org.apache.solr.core.IndexReaderFactory

org.apache.solr.core.StandardIndexReaderFactory

All Implemented Interfaces:

NamedListInitializedPlugin

public class StandardIndexReaderFactory
extends IndexReaderFactory

Default IndexReaderFactory implementation. Returns a standard Lucene DirectoryReader.

See Also:

DirectoryReader.open(Directory), DirectoryReader.open(IndexWriter, boolean)

Field Summary

Fields inherited from class org.apache.solr.core.IndexReaderFactory

termInfosIndexDivisor

Constructor Summary

Constructors

Constructor and Description
StandardIndexReaderFactory()

Method Summary

Modifier and Type	Method and Description
org.apache.lucene.index.DirectoryReader	newReader(org.apache.lucene.store.Directory indexDir, SolrCore core) Creates a new IndexReader instance using the given Directory.
org.apache.lucene.index.DirectoryReader	newReader(org.apache.lucene.index.IndexWriter writer, SolrCore core) Creates a new IndexReader instance using the given IndexWriter.

Methods inherited from class org.apache.solr.core.IndexReaderFactory

getTermInfosIndexDivisor, init

Methods inherited from class java.lang.Object

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

Constructor Detail

StandardIndexReaderFactory

public StandardIndexReaderFactory()

Method Detail

newReader

public org.apache.lucene.index.DirectoryReader newReader(org.apache.lucene.store.Directory indexDir,
                                                         SolrCore core)
                                                  throws IOException

Description copied from class: IndexReaderFactory

Creates a new IndexReader instance using the given Directory.

Specified by:

newReader in class IndexReaderFactory

Parameters:

indexDir - indexDir index location

core - SolrCore instance where this reader will be used. NOTE: this SolrCore instance may not be fully configured yet, but basic things like SolrCore.getCoreDescriptor(), SolrCore.getLatestSchema() and SolrCore.getSolrConfig() are valid.

Returns:

An IndexReader instance

Throws:

IOException - If there is a low-level I/O error.

newReader

public org.apache.lucene.index.DirectoryReader newReader(org.apache.lucene.index.IndexWriter writer,
                                                         SolrCore core)
                                                  throws IOException

Description copied from class: IndexReaderFactory

Creates a new IndexReader instance using the given IndexWriter.

This is used for opening the initial reader in NRT mode (nrtMode=true in solrconfig.xml)

Specified by:

newReader in class IndexReaderFactory

Parameters:

writer - IndexWriter

core - SolrCore instance where this reader will be used. NOTE: this SolrCore instance may not be fully configured yet, but basic things like SolrCore.getCoreDescriptor(), SolrCore.getLatestSchema() and SolrCore.getSolrConfig() are valid.

Returns:

An IndexReader instance

Throws:

IOException - If there is a low-level I/O error.