LangDetectLanguageIdentifierUpdateProcessor (Apache Solr and Lucene - Javadoc and Source (6.4.0))

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java.lang.Object
- org.apache.solr.update.processor.UpdateRequestProcessor
- - org.apache.solr.update.processor.LanguageIdentifierUpdateProcessor
  - - org.apache.solr.update.processor.LangDetectLanguageIdentifierUpdateProcessor

All Implemented Interfaces:

LangIdParams
```
public class LangDetectLanguageIdentifierUpdateProcessor
extends LanguageIdentifierUpdateProcessor
```
Identifies the language of a set of input fields using http://code.google.com/p/language-detection
See http://wiki.apache.org/solr/LanguageDetection

Since:

3.5

Field Summary
- Fields inherited from class org.apache.solr.update.processor.LanguageIdentifierUpdateProcessor
  allMapFieldsSet, docIdField, enabled, enableMapping, enforceSchema, fallbackFields, fallbackValue, inputFields, langField, langPattern, langsField, langWhitelist, lcMap, mapFields, mapIndividual, mapIndividualFieldsSet, mapKeepOrig, mapLcMap, mapOverwrite, mapPattern, mapReplaceStr, maxFieldValueChars, maxTotalChars, overwrite, schema, threshold, tikaSimilarityPattern
- Fields inherited from class org.apache.solr.update.processor.UpdateRequestProcessor
  next
- Fields inherited from interface org.apache.solr.update.processor.LangIdParams
  DOCID_FIELD_DEFAULT, DOCID_LANGFIELD_DEFAULT, DOCID_LANGSFIELD_DEFAULT, DOCID_PARAM, DOCID_THRESHOLD_DEFAULT, ENFORCE_SCHEMA, FALLBACK, FALLBACK_FIELDS, FIELDS_PARAM, LANG_FIELD, LANG_WHITELIST, LANGS_FIELD, LANGUAGE_ID, LCMAP, MAP_ENABLE, MAP_FL, MAP_INDIVIDUAL, MAP_INDIVIDUAL_FL, MAP_KEEP_ORIG, MAP_LCMAP, MAP_OVERWRITE, MAP_PATTERN, MAP_PATTERN_DEFAULT, MAP_REPLACE, MAP_REPLACE_DEFAULT, MAX_FIELD_VALUE_CHARS, MAX_FIELD_VALUE_CHARS_DEFAULT, MAX_TOTAL_CHARS, MAX_TOTAL_CHARS_DEFAULT, OVERWRITE, THRESHOLD

Constructor Summary

Constructors
Constructor and Description
`LangDetectLanguageIdentifierUpdateProcessor(SolrQueryRequest req, SolrQueryResponse rsp, UpdateRequestProcessor next)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`protected List<DetectedLanguage>`	`detectLanguage(SolrInputDocument doc)` Detects language(s) from a string.

Methods inherited from class org.apache.solr.update.processor.LanguageIdentifierUpdateProcessor
getMappedField, isEnabled, normalizeLangCode, process, processAdd, resolveLanguage, resolveLanguage, setEnabled

Methods inherited from class org.apache.solr.update.processor.UpdateRequestProcessor
finish, processCommit, processDelete, processMergeIndexes, processRollback

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - LangDetectLanguageIdentifierUpdateProcessor
```
public LangDetectLanguageIdentifierUpdateProcessor(SolrQueryRequest req,
                                                   SolrQueryResponse rsp,
                                                   UpdateRequestProcessor next)
```
- Method Detail
  - detectLanguage
```
protected List<DetectedLanguage> detectLanguage(SolrInputDocument doc)
```
    Description copied from class: LanguageIdentifierUpdateProcessor
    
    Detects language(s) from a string. Classes wishing to implement their own language detection module should override this method.
    
    Specified by:
    
    detectLanguage in class LanguageIdentifierUpdateProcessor
    
    Parameters:
    
    doc - The content to identify
    
    Returns:
    
    List of detected language(s) according to RFC-3066

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