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SOLR-17958 Deprecate TikaLanguageIdentifierUpdateProcessor in v9.10 #3776

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Merged
janhoy merged 2 commits into from
Oct 16, 2025
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SOLR-17958 Deprecate TikaLanguageIdentifierUpdateProcessor in v9.10 #3776

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76b0662
SOLR-17958 Deprecate TikaLanguageIdentifierUpdateProcessor
janhoy Oct 15, 2025
3d1edc7
Merge branch 'main' into SOLR-17958-deprecate-TikaLanguageIdentifierU…
janhoy Oct 16, 2025
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2 changes: 2 additions & 0 deletions solr/CHANGES.txt
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Expand Up @@ -389,6 +389,8 @@ Other Changes

* SOLR-17956: XLSXResponseWriter has been deprecated and will be removed in a future release. (Jan Høydahl)

* SOLR-17958: The Tika Language Identifier is deprecated. Use one of the other detectors instead. (Jan Høydahl)

* SOLR-17952: Stream decorator test refactoring - use underscore rather than dot in aliases (Andy Webb)

================== 9.9.1 ==================
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2 changes: 2 additions & 0 deletions ...ngid/src/java/org/apache/solr/update/processor/TikaLanguageIdentifierUpdateProcessor.java
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Expand Up @@ -34,7 +34,9 @@
* href="https://solr.apache.org/guide/solr/latest/indexing-guide/language-detection.html#configuring-tika-language-detection">https://solr.apache.org/guide/solr/latest/indexing-guide/language-detection.html#configuring-tika-language-detection</a>
*
* @since 3.5
* @deprecated Since 9.10, use {@link OpenNLPLangDetectUpdateProcessor} instead.
*/
@Deprecated(since = "9.10")
public class TikaLanguageIdentifierUpdateProcessor extends LanguageIdentifierUpdateProcessor {

private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
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2 changes: 2 additions & 0 deletions ...c/java/org/apache/solr/update/processor/TikaLanguageIdentifierUpdateProcessorFactory.java
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Expand Up @@ -43,7 +43,9 @@
* href="https://solr.apache.org/guide/solr/latest/indexing-guide/language-detection.html#configuring-tika-language-detection">https://solr.apache.org/guide/solr/latest/indexing-guide/language-detection.html#configuring-tika-language-detection</a>
*
* @since 3.5
* @deprecated Since 9.10, use {@link OpenNLPLangDetectUpdateProcessorFactory} instead.
*/
@Deprecated(since = "9.10")
public class TikaLanguageIdentifierUpdateProcessorFactory extends UpdateRequestProcessorFactory
implements SolrCoreAware, LangIdParams {

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1 change: 1 addition & 0 deletions ...st/org/apache/solr/update/processor/TikaLanguageIdentifierUpdateProcessorFactoryTest.java
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Expand Up @@ -20,6 +20,7 @@
import org.apache.solr.common.params.ModifiableSolrParams;
import org.junit.Test;

@SuppressWarnings("deprecation")
public class TikaLanguageIdentifierUpdateProcessorFactoryTest
extends LanguageIdentifierUpdateProcessorFactoryTestCase {
@Override
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5 changes: 5 additions & 0 deletions solr/solr-ref-guide/modules/indexing-guide/pages/language-detection.adoc
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Expand Up @@ -55,6 +55,11 @@ Here is an example of a minimal Tika `langid` configuration in `solrconfig.xml`:
</processor>
----

[IMPORTANT]
====
This detector is deprecated and may be removed in a future version.
====

=== Configuring LangDetect Language Detection

Here is an example of a minimal LangDetect `langid` configuration in `solrconfig.xml`:
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2 changes: 2 additions & 0 deletions solr/solr-ref-guide/modules/upgrade-notes/pages/major-changes-in-solr-9.adoc
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Expand Up @@ -82,6 +82,8 @@ Java has removed support for the Security Manager starting with Java 24; therefo

The `XLSXResponseWriter` is now deprecated.

The Tika Language Identifier is deprecated. Use one of the other detectors instead.

The Extraction module can now extract documents using an external Tika Server.
The local in-process Tika 1.x extractor backend is deprecated and will go away in 10.0.

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