Package org.apache.solr.update.processor

Class OpenNLPLangDetectUpdateProcessorFactory

java.lang.Object

org.apache.solr.update.processor.UpdateRequestProcessorFactory

org.apache.solr.update.processor.OpenNLPLangDetectUpdateProcessorFactory

All Implemented Interfaces:

NamedListInitializedPlugin, SolrCoreAware

public class OpenNLPLangDetectUpdateProcessorFactory
extends UpdateRequestProcessorFactory
implements SolrCoreAware

Identifies the language of a set of input fields using Apache OpenNLP.

The UpdateProcessorChain config entry can take a number of parameters which may also be passed as HTTP parameters on the update request and override the defaults. Here is the simplest processor config possible:

 <processor class="org.apache.solr.update.processor.OpenNLPLangDetectUpdateProcessorFactory">
   <str name="langid.fl">title,text</str>
   <str name="langid.langField">language_s</str>
   <str name="langid.model">langdetect-183.bin</str>
 </processor>
 

See https://solr.apache.org/guide/language-detection.html#configuring-opennlp-language-detection

Since:

7.3.0

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.solr.update.processor.UpdateRequestProcessorFactory

UpdateRequestProcessorFactory.RunAlways

Field Summary

Fields

Modifier and Type	Field	Description
protected SolrParams	appends
protected SolrParams	defaults
protected SolrParams	invariants

Constructor Summary

Constructors

Constructor	Description
OpenNLPLangDetectUpdateProcessorFactory()

Method Summary

Modifier and Type	Method	Description
UpdateRequestProcessor	getInstance(SolrQueryRequest req, SolrQueryResponse rsp, UpdateRequestProcessor next)
void	inform(SolrCore core)
void	init(NamedList<?> args)

Methods inherited from class java.lang.Object

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

Field Detail

defaults

protected SolrParams defaults

appends

protected SolrParams appends

invariants

protected SolrParams invariants

Constructor Detail

OpenNLPLangDetectUpdateProcessorFactory

public OpenNLPLangDetectUpdateProcessorFactory()

Method Detail

init

public void init(NamedList<?> args)

Specified by:

init in interface NamedListInitializedPlugin

getInstance

public UpdateRequestProcessor getInstance(SolrQueryRequest req,
                                          SolrQueryResponse rsp,
                                          UpdateRequestProcessor next)

Specified by:

getInstance in class UpdateRequestProcessorFactory

inform

public void inform(SolrCore core)

Specified by:

inform in interface SolrCoreAware