upgrade to Elasticsearch 7.14.1.

Original Pull Request #1933 
Closes #1892

Author: sothawo

Diff for: pom.xml

@@ -18,7 +18,7 @@
 	<url>https://github.com/spring-projects/spring-data-elasticsearch</url>
 
 	<properties>
-		<elasticsearch>7.13.4</elasticsearch>
+		<elasticsearch>7.14.1</elasticsearch>
 		<log4j>2.14.1</log4j>
 		<netty>4.1.65.Final</netty>
 		<springdata.commons>2.6.0-SNAPSHOT</springdata.commons>

Diff for: src/main/java/org/springframework/data/elasticsearch/client/reactive/DefaultReactiveElasticsearchClient.java

@@ -83,11 +83,11 @@
 import org.elasticsearch.client.GetAliasesResponse;
 import org.elasticsearch.client.Request;
 import org.elasticsearch.client.indices.*;
-import org.elasticsearch.common.unit.TimeValue;
 import org.elasticsearch.common.xcontent.DeprecationHandler;
 import org.elasticsearch.common.xcontent.NamedXContentRegistry;
 import org.elasticsearch.common.xcontent.XContentParser;
 import org.elasticsearch.common.xcontent.XContentType;
+import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.get.GetResult;
 import org.elasticsearch.index.reindex.BulkByScrollResponse;
 import org.elasticsearch.index.reindex.DeleteByQueryRequest;

Diff for: src/main/java/org/springframework/data/elasticsearch/client/util/NamedXContents.java

@@ -26,9 +26,9 @@
 import org.elasticsearch.client.analytics.ParsedTopMetrics;
 import org.elasticsearch.client.analytics.StringStatsAggregationBuilder;
 import org.elasticsearch.client.analytics.TopMetricsAggregationBuilder;
-import org.elasticsearch.common.ParseField;
 import org.elasticsearch.common.xcontent.ContextParser;
 import org.elasticsearch.common.xcontent.NamedXContentRegistry;
+import org.elasticsearch.common.xcontent.ParseField;
 import org.elasticsearch.search.aggregations.Aggregation;
 import org.elasticsearch.search.aggregations.bucket.adjacency.AdjacencyMatrixAggregationBuilder;
 import org.elasticsearch.search.aggregations.bucket.adjacency.ParsedAdjacencyMatrix;

Diff for: src/main/java/org/springframework/data/elasticsearch/client/util/RequestConverters.java

@@ -78,10 +78,8 @@
 import org.elasticsearch.cluster.health.ClusterHealthStatus;
 import org.elasticsearch.common.Priority;
 import org.elasticsearch.common.Strings;
-import org.elasticsearch.common.SuppressForbidden;
 import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.lucene.uid.Versions;
-import org.elasticsearch.common.unit.TimeValue;
 import org.elasticsearch.common.xcontent.DeprecationHandler;
 import org.elasticsearch.common.xcontent.NamedXContentRegistry;
 import org.elasticsearch.common.xcontent.ToXContent;
@@ -90,6 +88,8 @@
 import org.elasticsearch.common.xcontent.XContentHelper;
 import org.elasticsearch.common.xcontent.XContentParser;
 import org.elasticsearch.common.xcontent.XContentType;
+import org.elasticsearch.core.SuppressForbidden;
+import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.VersionType;
 import org.elasticsearch.index.mapper.MapperService;
 import org.elasticsearch.index.rankeval.RankEvalRequest;

Diff for: src/main/java/org/springframework/data/elasticsearch/core/ElasticsearchRestTemplate.java

@@ -37,7 +37,7 @@
 import org.elasticsearch.action.update.UpdateRequest;
 import org.elasticsearch.client.RequestOptions;
 import org.elasticsearch.client.RestHighLevelClient;
-import org.elasticsearch.common.unit.TimeValue;
+import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.reindex.BulkByScrollResponse;
 import org.elasticsearch.index.reindex.DeleteByQueryRequest;
 import org.elasticsearch.index.reindex.UpdateByQueryRequest;

Diff for: src/main/java/org/springframework/data/elasticsearch/core/ElasticsearchTemplate.java

@@ -40,7 +40,7 @@
 import org.elasticsearch.action.support.WriteRequestBuilder;
 import org.elasticsearch.action.update.UpdateRequestBuilder;
 import org.elasticsearch.client.Client;
-import org.elasticsearch.common.unit.TimeValue;
+import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.reindex.BulkByScrollResponse;
 import org.elasticsearch.index.reindex.UpdateByQueryRequestBuilder;
 import org.elasticsearch.search.suggest.SuggestBuilder;

Diff for: src/main/java/org/springframework/data/elasticsearch/core/RequestFactory.java

@@ -70,7 +70,7 @@
 import org.elasticsearch.client.indices.PutMappingRequest;
 import org.elasticsearch.common.geo.GeoDistance;
 import org.elasticsearch.common.unit.DistanceUnit;
-import org.elasticsearch.common.unit.TimeValue;
+import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.VersionType;
 import org.elasticsearch.index.query.MoreLikeThisQueryBuilder;
 import org.elasticsearch.index.query.QueryBuilder;

Diff for: src/test/java/org/springframework/data/elasticsearch/client/RestClientsTest.java

@@ -46,6 +46,7 @@
 import com.github.tomakehurst.wiremock.client.WireMock;
 import com.github.tomakehurst.wiremock.matching.AnythingPattern;
 import com.github.tomakehurst.wiremock.matching.EqualToPattern;
+import com.github.tomakehurst.wiremock.stubbing.StubMapping;
 
 /**
  * We need hoverfly for testing the reactive code to use a proxy. Wiremock cannot intercept the proxy calls as WebClient
@@ -66,6 +67,7 @@ void shouldUseConfiguredProxy(ClientUnderTestFactory clientUnderTestFactory, Hov
 
 			// wiremock is the dummy server, hoverfly the proxy
 			WireMock.configureFor(server.port());
+			stubForElasticsearchVersionCheck();
 			stubFor(head(urlEqualTo("/")).willReturn(aResponse() //
 					.withHeader("Content-Type", "application/json; charset=UTF-8")));
 
@@ -95,6 +97,7 @@ void shouldConfigureClientAndSetAllRequiredHeaders(ClientUnderTestFactory client
 
 			WireMock.configureFor(server.port());
 
+			stubForElasticsearchVersionCheck();
 			stubFor(head(urlEqualTo("/")).willReturn(aResponse() //
 					.withHeader("Content-Type", "application/json; charset=UTF-8")));
 
@@ -144,14 +147,38 @@ void shouldConfigureClientAndSetAllRequiredHeaders(ClientUnderTestFactory client
 						.withHeader("def1", new EqualToPattern("def1-2")) //
 						.withHeader("def2", new EqualToPattern("def2-1")) //
 						.withHeader("supplied", new EqualToPattern("val0")) //
-						.withHeader("supplied", new EqualToPattern("val" + i)) //
+						// on the first call Elasticsearch does the version check and thus already increments the counter
+						.withHeader("supplied", new EqualToPattern("val" + (i + 1))) //
 				);
 			}
 
 			assertThat(clientConfigurerCount).hasValue(1);
 		});
 	}
 
+	private StubMapping stubForElasticsearchVersionCheck() {
+		return stubFor(get(urlEqualTo("/")) //
+				.willReturn(okJson("{\n" + //
+						"    \"cluster_name\": \"docker-cluster\",\n" + //
+						"    \"cluster_uuid\": \"nKasrfHjRo6ge0eBmMUuAQ\",\n" + //
+						"    \"name\": \"c1a6e517d001\",\n" + //
+						"    \"tagline\": \"You Know, for Search\",\n" + //
+						"    \"version\": {\n" + //
+						"        \"build_date\": \"2021-08-26T09:01:05.390870785Z\",\n" + //
+						"        \"build_flavor\": \"default\",\n" + //
+						"        \"build_hash\": \"66b55ebfa59c92c15db3f69a335d500018b3331e\",\n" + //
+						"        \"build_snapshot\": false,\n" + //
+						"        \"build_type\": \"docker\",\n" + //
+						"        \"lucene_version\": \"8.9.0\",\n" + //
+						"        \"minimum_index_compatibility_version\": \"6.0.0-beta1\",\n" + //
+						"        \"minimum_wire_compatibility_version\": \"6.8.0\",\n" + //
+						"        \"number\": \"7.14.1\"\n" + //
+						"    }\n" + //
+						"}") //
+								.withHeader("Content-Type", "application/json; charset=UTF-8") //
+								.withHeader("X-Elastic-Product", "Elasticsearch")));
+	}
+
 	/**
 	 * Consumer extension that catches checked exceptions and wraps them in a RuntimeException.
 	 */

Diff for: src/test/java/org/springframework/data/elasticsearch/client/reactive/ReactiveElasticsearchClientIntegrationTests.java

@@ -31,7 +31,6 @@
 import java.util.stream.IntStream;
 
 import org.elasticsearch.ElasticsearchStatusException;
-import org.elasticsearch.Version;
 import org.elasticsearch.action.admin.indices.mapping.put.PutMappingRequest;
 import org.elasticsearch.action.bulk.BulkRequest;
 import org.elasticsearch.action.delete.DeleteRequest;
@@ -43,7 +42,7 @@
 import org.elasticsearch.client.indices.CreateIndexRequest;
 import org.elasticsearch.client.indices.GetIndexRequest;
 import org.elasticsearch.client.indices.GetMappingsRequest;
-import org.elasticsearch.common.unit.TimeValue;
+import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.query.QueryBuilders;
 import org.elasticsearch.index.reindex.BulkByScrollResponse;
 import org.elasticsearch.index.reindex.DeleteByQueryRequest;
@@ -157,7 +156,7 @@ public void pingForUnknownHostShouldReturnFalse() {
 	public void infoShouldReturnClusterInformation() {
 
 		client.info().as(StepVerifier::create) //
-				.consumeNextWith(it -> assertThat(it.getVersion()).isGreaterThanOrEqualTo(Version.CURRENT)) //
+				.consumeNextWith(it -> assertThat(it.getVersion()).isNotNull()) //
 				.verifyComplete();
 	}
 

Diff for: src/test/java/org/springframework/data/elasticsearch/client/reactive/ReactiveElasticsearchClientUnitTests.java

@@ -36,8 +36,8 @@
 import org.elasticsearch.action.index.IndexRequest;
 import org.elasticsearch.action.search.SearchRequest;
 import org.elasticsearch.action.update.UpdateRequest;
-import org.elasticsearch.common.unit.TimeValue;
 import org.elasticsearch.common.xcontent.XContentType;
+import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.VersionType;
 import org.elasticsearch.rest.RestStatus;
 import org.elasticsearch.search.aggregations.bucket.terms.ParsedStringTerms;
@@ -304,13 +304,13 @@ public void multiGetShouldWorkForNonExistingDocuments() {
 				.consumeNextWith(result -> {
 
 					assertThat(result.isFailed()).isFalse();
-					 assertThat(result.getIndex()).isEqualTo("twitter");
-					 assertThat(result.getId()).isEqualTo("3");
+					assertThat(result.getIndex()).isEqualTo("twitter");
+					assertThat(result.getId()).isEqualTo("3");
 					assertThat(result.getResponse().isExists()).isTrue();
-					 assertThat(result.getResponse().getSource()) //
-					 .containsEntry("user", "elastic") //
-					 .containsEntry("message", "Building the site, should be kewl") //
-					 .containsKey("post_date");
+					assertThat(result.getResponse().getSource()) //
+							.containsEntry("user", "elastic") //
+							.containsEntry("message", "Building the site, should be kewl") //
+							.containsKey("post_date");
 				}) //
 				.verifyComplete();
 	}

Diff for: src/test/java/org/springframework/data/elasticsearch/core/ElasticsearchRestTemplateTests.java

@@ -28,7 +28,7 @@
 import org.elasticsearch.action.support.ActiveShardCount;
 import org.elasticsearch.action.support.WriteRequest;
 import org.elasticsearch.action.update.UpdateRequest;
-import org.elasticsearch.common.unit.TimeValue;
+import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.reindex.UpdateByQueryRequest;
 import org.elasticsearch.search.fetch.subphase.FetchSourceContext;
 import org.json.JSONException;

Diff for: src/test/java/org/springframework/data/elasticsearch/core/ElasticsearchTransportTemplateCallbackTests.java

@@ -38,7 +38,7 @@
 import org.elasticsearch.action.search.SearchType;
 import org.elasticsearch.client.Client;
 import org.elasticsearch.common.bytes.BytesArray;
-import org.elasticsearch.common.unit.TimeValue;
+import org.elasticsearch.core.TimeValue;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.mockito.Mock;

Diff for: src/test/java/org/springframework/data/elasticsearch/core/ElasticsearchTransportTemplateTests.java

@@ -32,7 +32,7 @@
 import org.elasticsearch.action.support.WriteRequest;
 import org.elasticsearch.action.update.UpdateRequestBuilder;
 import org.elasticsearch.client.Client;
-import org.elasticsearch.common.unit.TimeValue;
+import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.engine.DocumentMissingException;
 import org.elasticsearch.index.reindex.UpdateByQueryRequestBuilder;
 import org.elasticsearch.search.fetch.subphase.FetchSourceContext;

Diff for: src/test/resources/testcontainers-elasticsearch.properties

@@ -17,7 +17,7 @@
 # properties defining the image, these are not passed to the container on startup
 #
 sde.testcontainers.image-name=docker.elastic.co/elasticsearch/elasticsearch
-sde.testcontainers.image-version=7.13.4
+sde.testcontainers.image-version=7.14.1
 #
 #
 # 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