Upgrade to Elasticsearch 8.13.2.

Original Pull Request #2893
Closes #2891

pom.xml

@@ -21,7 +21,7 @@
 		<springdata.commons>3.3.0-SNAPSHOT</springdata.commons>
 
 		<!-- version of the ElasticsearchClient	-->
-		<elasticsearch-java>8.12.2</elasticsearch-java>
+		<elasticsearch-java>8.13.2</elasticsearch-java>
 
 		<blockhound-junit>1.0.8.RELEASE</blockhound-junit>
 		<hoverfly>0.14.4</hoverfly>

src/main/antora/modules/ROOT/pages/elasticsearch/elasticsearch-new.adoc

@@ -4,7 +4,7 @@
 [[new-features.5-3-0]]
 == New in Spring Data Elasticsearch 5.3
 
-* Upgrade to Elasticsearch 8.12.2.
+* Upgrade to Elasticsearch 8.13.2.
 * Add support for highlight queries in highlighting.
 * Add shard statistics to the `SearchHit` class.
 * Add support for multi search template API.

src/main/antora/modules/ROOT/pages/elasticsearch/versions.adoc

@@ -6,7 +6,7 @@ The following table shows the Elasticsearch and Spring versions that are used by
 [cols="^,^,^,^",options="header"]
 |===
 | Spring Data Release Train | Spring Data Elasticsearch | Elasticsearch | Spring Framework
-| 2024.0 (?) | 5.3.x | 8.12.2 | ?
+| 2024.0 (?) | 5.3.x | 8.13.2 | ?
 | 2023.1 (Vaughan) | 5.2.x | 8.11.1 | 6.1.x
 | 2023.0 (Ullmann) | 5.1.x | 8.7.1 | 6.0.x
 | 2022.0 (Turing) | 5.0.xfootnote:oom[Out of maintenance] | 8.5.3 | 6.0.x

src/main/java/org/springframework/data/elasticsearch/client/elc/CriteriaFilterProcessor.java

@@ -39,6 +39,7 @@ import org.springframework.data.elasticsearch.core.geo.GeoBox;
 import org.springframework.data.elasticsearch.core.geo.GeoJson;
 import org.springframework.data.elasticsearch.core.geo.GeoPoint;
 import org.springframework.data.elasticsearch.core.query.Criteria;
+import org.springframework.data.elasticsearch.utils.geohash.Geohash;
 import org.springframework.data.geo.Box;
 import org.springframework.data.geo.Distance;
 import org.springframework.data.geo.Metrics;
@@ -73,6 +74,9 @@ class CriteriaFilterProcessor {
 				queriesForEntries(chainedCriteria).forEach(boolQueryBuilder::should);
 				filterQueries.add(new Query(boolQueryBuilder.build()));
 			} else if (chainedCriteria.isNegating()) {
+
+				Assert.notNull(criteria.getField(), "criteria must have a field");
+
 				Collection<? extends Query> negatingFilters = buildNegatingFilter(criteria.getField().getName(),
 						criteria.getFilterCriteriaEntries());
 				filterQueries.addAll(negatingFilters);
@@ -116,6 +120,7 @@ class CriteriaFilterProcessor {
 	private static Collection<? extends Query> queriesForEntries(Criteria criteria) {
 
 		Assert.notNull(criteria.getField(), "criteria must have a field");
+
 		String fieldName = criteria.getField().getName();
 		Assert.notNull(fieldName, "Unknown field");
 
@@ -267,7 +272,10 @@ class CriteriaFilterProcessor {
 					.tlbr(tlbr -> tlbr //
 							.topLeft(glb -> {
 								if (isGeoHash) {
-									glb.geohash(gh -> gh.geohash(topLeft));
+									// although the builder in 8.13.2 supports geohash, the server throws an error, so we convert to a
+									// lat,lon string here
+									glb.text(Geohash.toLatLon(topLeft));
+									// glb.geohash(gh -> gh.geohash(topLeft));
 								} else {
 									glb.text(topLeft);
 								}
@@ -275,7 +283,8 @@ class CriteriaFilterProcessor {
 							}) //
 							.bottomRight(glb -> {
 								if (isGeoHash) {
-									glb.geohash(gh -> gh.geohash(bottomRight));
+									glb.text(Geohash.toLatLon(bottomRight));
+									// glb.geohash(gh -> gh.geohash(bottomRight));
 								} else {
 									glb.text(bottomRight);
 								}

src/main/java/org/springframework/data/elasticsearch/utils/geohash/Geohash.java

@@ -18,6 +18,8 @@ package org.springframework.data.elasticsearch.utils.geohash;
 import java.util.ArrayList;
 import java.util.Collection;
 
+import org.springframework.util.Assert;
+
 /**
  * Code copied from Elasticsearch 7.10, Apache License V2
  * https://github.com/elastic/elasticsearch/blob/7.10/libs/geo/src/main/java/org/elasticsearch/geometry/utils/Geohash.java
@@ -70,6 +72,21 @@ public class Geohash {
 		return new Point(decodeLongitude(hash), decodeLatitude(hash));
 	}
 
+	/**
+	 * Converts a geohash to a string in the format "lat,lon"
+	 *
+	 * @param geohash the geohash to convert
+	 * @return the lat lon pair in a String
+	 * @since 5.3
+	 */
+	public static String toLatLon(final String geohash) {
+
+		Assert.notNull(geohash, "geohash must not be null");
+
+		var point = Geohash.toPoint(geohash);
+		return String.format("%f,%f", point.getLat(), point.getLon());
+	}
+
 	/**
 	 * Computes the bounding box coordinates from a given geohash
 	 *

src/test/resources/testcontainers-elasticsearch.properties

@@ -15,7 +15,7 @@
 #
 #
 sde.testcontainers.image-name=docker.elastic.co/elasticsearch/elasticsearch
-sde.testcontainers.image-version=8.12.2
+sde.testcontainers.image-version=8.13.2
 #
 #
 # needed as we do a DELETE /* at the end of the tests, will be required from 8.0 on, produces a warning since 7.13