Upgrade to Spring Data Elasticsearch 7.16.0

Closes gh-28987

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/elasticsearch/ElasticSearchRestHealthContributorAutoConfiguration.java

@@ -19,7 +19,6 @@ package org.springframework.boot.actuate.autoconfigure.elasticsearch;
 import java.util.Map;
 
 import org.elasticsearch.client.RestClient;
-import org.elasticsearch.client.RestHighLevelClient;
 
 import org.springframework.boot.actuate.autoconfigure.health.CompositeHealthContributorConfiguration;
 import org.springframework.boot.actuate.autoconfigure.health.ConditionalOnEnabledHealthIndicator;
@@ -41,17 +40,19 @@ import org.springframework.context.annotation.Configuration;
  * @author Artsiom Yudovin
  * @since 2.1.1
  */
+@SuppressWarnings("deprecation")
 @Configuration(proxyBeanMethods = false)
-@ConditionalOnClass(RestHighLevelClient.class)
-@ConditionalOnBean(RestHighLevelClient.class)
+@ConditionalOnClass(org.elasticsearch.client.RestHighLevelClient.class)
+@ConditionalOnBean(org.elasticsearch.client.RestHighLevelClient.class)
 @ConditionalOnEnabledHealthIndicator("elasticsearch")
 @AutoConfigureAfter(ElasticsearchRestClientAutoConfiguration.class)
-public class ElasticSearchRestHealthContributorAutoConfiguration
-		extends CompositeHealthContributorConfiguration<ElasticsearchRestHealthIndicator, RestHighLevelClient> {
+public class ElasticSearchRestHealthContributorAutoConfiguration extends
+		CompositeHealthContributorConfiguration<ElasticsearchRestHealthIndicator, org.elasticsearch.client.RestHighLevelClient> {
 
 	@Bean
 	@ConditionalOnMissingBean(name = { "elasticsearchHealthIndicator", "elasticsearchHealthContributor" })
-	public HealthContributor elasticsearchHealthContributor(Map<String, RestHighLevelClient> clients) {
+	public HealthContributor elasticsearchHealthContributor(
+			Map<String, org.elasticsearch.client.RestHighLevelClient> clients) {
 		return createContributor(clients);
 	}
 

spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/elasticsearch/ElasticsearchRestHealthIndicator.java

@@ -25,7 +25,6 @@ import org.apache.http.StatusLine;
 import org.elasticsearch.client.Request;
 import org.elasticsearch.client.Response;
 import org.elasticsearch.client.RestClient;
-import org.elasticsearch.client.RestHighLevelClient;
 
 import org.springframework.boot.actuate.health.AbstractHealthIndicator;
 import org.springframework.boot.actuate.health.Health;
@@ -50,7 +49,8 @@ public class ElasticsearchRestHealthIndicator extends AbstractHealthIndicator {
 
 	private final JsonParser jsonParser;
 
-	public ElasticsearchRestHealthIndicator(RestHighLevelClient client) {
+	@SuppressWarnings("deprecation")
+	public ElasticsearchRestHealthIndicator(org.elasticsearch.client.RestHighLevelClient client) {
 		this(client.getLowLevelClient());
 	}
 

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/elasticsearch/ElasticsearchDataConfiguration.java

@@ -19,7 +19,6 @@ package org.springframework.boot.autoconfigure.data.elasticsearch;
 import java.util.Collections;
 
 import org.elasticsearch.action.support.IndicesOptions;
-import org.elasticsearch.client.RestHighLevelClient;
 
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
@@ -83,14 +82,16 @@ abstract class ElasticsearchDataConfiguration {
 
 	}
 
+	@SuppressWarnings("deprecation")
 	@Configuration(proxyBeanMethods = false)
-	@ConditionalOnClass(RestHighLevelClient.class)
+	@ConditionalOnClass(org.elasticsearch.client.RestHighLevelClient.class)
 	static class RestClientConfiguration {
 
 		@Bean
 		@ConditionalOnMissingBean(value = ElasticsearchOperations.class, name = "elasticsearchTemplate")
-		@ConditionalOnBean(RestHighLevelClient.class)
-		ElasticsearchRestTemplate elasticsearchTemplate(RestHighLevelClient client, ElasticsearchConverter converter) {
+		@ConditionalOnBean(org.elasticsearch.client.RestHighLevelClient.class)
+		ElasticsearchRestTemplate elasticsearchTemplate(org.elasticsearch.client.RestHighLevelClient client,
+				ElasticsearchConverter converter) {
 			return new ElasticsearchRestTemplate(client, converter);
 		}
 

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/elasticsearch/ReactiveElasticsearchRestClientAutoConfiguration.java

@@ -133,7 +133,7 @@ public class ReactiveElasticsearchRestClientAutoConfiguration {
 				return Credentials.from(this.deprecatedProperties);
 			}
 			Credentials propertyCredentials = Credentials.from(this.properties);
-			Credentials uriCredentials = Credentials.from(this.properties.getUris());
+			Credentials uriCredentials = Credentials.from(this.uris);
 			if (uriCredentials == null) {
 				return propertyCredentials;
 			}
@@ -190,9 +190,8 @@ public class ReactiveElasticsearchRestClientAutoConfiguration {
 				return this.password;
 			}
 
-			private static Credentials from(List<String> uris) {
-				Set<String> userInfos = uris.stream().map(URI::create).map(URI::getUserInfo)
-						.collect(Collectors.toSet());
+			private static Credentials from(List<URI> uris) {
+				Set<String> userInfos = uris.stream().map(URI::getUserInfo).collect(Collectors.toSet());
 				Assert.isTrue(userInfos.size() == 1, "Configured Elasticsearch URIs have varying user infos");
 				String userInfo = userInfos.iterator().next();
 				if (userInfo == null) {

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/elasticsearch/ElasticsearchRestClientConfigurations.java

@@ -30,7 +30,6 @@ import org.apache.http.impl.client.BasicCredentialsProvider;
 import org.apache.http.impl.nio.client.HttpAsyncClientBuilder;
 import org.elasticsearch.client.RestClient;
 import org.elasticsearch.client.RestClientBuilder;
-import org.elasticsearch.client.RestHighLevelClient;
 import org.elasticsearch.client.sniff.Sniffer;
 import org.elasticsearch.client.sniff.SnifferBuilder;
 
@@ -111,27 +110,30 @@ class ElasticsearchRestClientConfigurations {
 
 	}
 
+	@SuppressWarnings("deprecation")
 	@Configuration(proxyBeanMethods = false)
-	@ConditionalOnClass(RestHighLevelClient.class)
-	@ConditionalOnMissingBean({ RestHighLevelClient.class, RestClient.class })
+	@ConditionalOnClass(org.elasticsearch.client.RestHighLevelClient.class)
+	@ConditionalOnMissingBean({ org.elasticsearch.client.RestHighLevelClient.class, RestClient.class })
 	static class RestHighLevelClientConfiguration {
 
 		@Bean
-		RestHighLevelClient elasticsearchRestHighLevelClient(RestClientBuilder restClientBuilder) {
-			return new RestHighLevelClient(restClientBuilder);
+		org.elasticsearch.client.RestHighLevelClient elasticsearchRestHighLevelClient(
+				RestClientBuilder restClientBuilder) {
+			return new org.elasticsearch.client.RestHighLevelClient(restClientBuilder);
 		}
 
 	}
 
+	@SuppressWarnings("deprecation")
 	@Configuration(proxyBeanMethods = false)
 	@ConditionalOnClass(Sniffer.class)
-	@ConditionalOnSingleCandidate(RestHighLevelClient.class)
+	@ConditionalOnSingleCandidate(org.elasticsearch.client.RestHighLevelClient.class)
 	static class RestClientSnifferConfiguration {
 
 		@Bean
 		@ConditionalOnMissingBean
-		@SuppressWarnings("deprecation")
-		Sniffer elasticsearchSniffer(RestHighLevelClient client, ElasticsearchRestClientProperties properties,
+		Sniffer elasticsearchSniffer(org.elasticsearch.client.RestHighLevelClient client,
+				ElasticsearchRestClientProperties properties,
 				DeprecatedElasticsearchRestClientProperties deprecatedProperties) {
 			SnifferBuilder builder = Sniffer.builder(client.getLowLevelClient());
 			PropertyMapper map = PropertyMapper.get().alwaysApplyingWhenNonNull();

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/elasticsearch/ElasticsearchRestClientProperties.java

@@ -19,13 +19,12 @@ package org.springframework.boot.autoconfigure.elasticsearch;
 import java.time.Duration;
 
 import org.elasticsearch.client.RestClient;
-import org.elasticsearch.client.RestHighLevelClient;
 
 import org.springframework.boot.context.properties.ConfigurationProperties;
 
 /**
  * Configuration properties specific to Elasticsearch's {@link RestClient} and
- * {@link RestHighLevelClient}.
+ * {@link org.elasticsearch.client.RestHighLevelClient}.
  *
  * @author Brian Clozel
  * @since 2.1.0

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/elasticsearch/ElasticsearchRestClientAutoConfigurationIntegrationTests.java

@@ -23,7 +23,6 @@ import java.util.Map;
 import org.elasticsearch.action.get.GetRequest;
 import org.elasticsearch.action.index.IndexRequest;
 import org.elasticsearch.client.RequestOptions;
-import org.elasticsearch.client.RestHighLevelClient;
 import org.junit.jupiter.api.Test;
 import org.testcontainers.elasticsearch.ElasticsearchContainer;
 import org.testcontainers.junit.jupiter.Container;
@@ -53,12 +52,14 @@ class ElasticsearchRestClientAutoConfigurationIntegrationTests {
 			.withConfiguration(AutoConfigurations.of(ElasticsearchRestClientAutoConfiguration.class));
 
 	@Test
+	@SuppressWarnings("deprecation")
 	void restClientCanQueryElasticsearchNode() {
 		this.contextRunner
 				.withPropertyValues("spring.elasticsearch.uris=" + elasticsearch.getHttpHostAddress(),
 						"spring.elasticsearch.connection-timeout=120s", "spring.elasticsearch.socket-timeout=120s")
 				.run((context) -> {
-					RestHighLevelClient client = context.getBean(RestHighLevelClient.class);
+					org.elasticsearch.client.RestHighLevelClient client = context
+							.getBean(org.elasticsearch.client.RestHighLevelClient.class);
 					Map<String, String> source = new HashMap<>();
 					source.put("a", "alpha");
 					source.put("b", "bravo");

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/elasticsearch/ElasticsearchRestClientAutoConfigurationTests.java

@@ -33,7 +33,6 @@ import org.assertj.core.api.InstanceOfAssertFactories;
 import org.elasticsearch.client.Node;
 import org.elasticsearch.client.RestClient;
 import org.elasticsearch.client.RestClientBuilder;
-import org.elasticsearch.client.RestHighLevelClient;
 import org.elasticsearch.client.sniff.Sniffer;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
@@ -57,6 +56,7 @@ import static org.mockito.Mockito.verifyNoInteractions;
  * @author Evgeniy Cheban
  * @author Filip Hrisafov
  */
+@SuppressWarnings("deprecation")
 class ElasticsearchRestClientAutoConfigurationTests {
 
 	private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
@@ -65,34 +65,39 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	@Test
 	void configureShouldOnlyCreateHighLevelRestClient() {
 		this.contextRunner.run((context) -> assertThat(context).doesNotHaveBean(RestClient.class)
-				.hasSingleBean(RestClientBuilder.class).hasSingleBean(RestHighLevelClient.class));
+				.hasSingleBean(RestClientBuilder.class)
+				.hasSingleBean(org.elasticsearch.client.RestHighLevelClient.class));
+
 	}
 
 	@Test
 	void configureWithoutRestHighLevelClientShouldOnlyCreateRestClientBuilder() {
-		this.contextRunner.withClassLoader(new FilteredClassLoader(RestHighLevelClient.class))
+		this.contextRunner.withClassLoader(new FilteredClassLoader(org.elasticsearch.client.RestHighLevelClient.class))
 				.run((context) -> assertThat(context).doesNotHaveBean(RestClient.class)
-						.doesNotHaveBean(RestHighLevelClient.class).hasSingleBean(RestClientBuilder.class));
+						.doesNotHaveBean(org.elasticsearch.client.RestHighLevelClient.class)
+						.hasSingleBean(RestClientBuilder.class));
 	}
 
 	@Test
 	void configureWhenCustomRestClientShouldBackOff() {
 		this.contextRunner.withUserConfiguration(CustomRestClientConfiguration.class)
-				.run((context) -> assertThat(context).doesNotHaveBean(RestHighLevelClient.class)
+				.run((context) -> assertThat(context)
+						.doesNotHaveBean(org.elasticsearch.client.RestHighLevelClient.class)
 						.hasSingleBean(RestClientBuilder.class).hasSingleBean(RestClient.class)
 						.hasBean("customRestClient"));
 	}
 
 	@Test
 	void configureWhenCustomRestHighLevelClientShouldBackOff() {
-		this.contextRunner.withUserConfiguration(CustomRestHighLevelClientConfiguration.class)
-				.run((context) -> assertThat(context).hasSingleBean(RestHighLevelClient.class));
+		this.contextRunner.withUserConfiguration(CustomRestHighLevelClientConfiguration.class).run(
+				(context) -> assertThat(context).hasSingleBean(org.elasticsearch.client.RestHighLevelClient.class));
 	}
 
 	@Test
 	void configureWhenDefaultRestClientShouldCreateWhenNoUniqueRestHighLevelClient() {
 		this.contextRunner.withUserConfiguration(TwoCustomRestHighLevelClientConfiguration.class).run((context) -> {
-			Map<String, RestHighLevelClient> restHighLevelClients = context.getBeansOfType(RestHighLevelClient.class);
+			Map<String, org.elasticsearch.client.RestHighLevelClient> restHighLevelClients = context
+					.getBeansOfType(org.elasticsearch.client.RestHighLevelClient.class);
 			assertThat(restHighLevelClients).hasSize(2);
 		});
 	}
@@ -100,8 +105,9 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	@Test
 	void configureWhenBuilderCustomizerShouldApply() {
 		this.contextRunner.withUserConfiguration(BuilderCustomizerConfiguration.class).run((context) -> {
-			assertThat(context).hasSingleBean(RestHighLevelClient.class);
-			RestHighLevelClient restClient = context.getBean(RestHighLevelClient.class);
+			assertThat(context).hasSingleBean(org.elasticsearch.client.RestHighLevelClient.class);
+			org.elasticsearch.client.RestHighLevelClient restClient = context
+					.getBean(org.elasticsearch.client.RestHighLevelClient.class);
 			RestClient lowLevelClient = restClient.getLowLevelClient();
 			assertThat(lowLevelClient).hasFieldOrPropertyWithValue("pathPrefix", "/test");
 			assertThat(lowLevelClient).extracting("client.connmgr.pool.maxTotal").isEqualTo(100);
@@ -112,8 +118,9 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	@Test
 	void configureWithNoTimeoutsApplyDefaults() {
 		this.contextRunner.run((context) -> {
-			assertThat(context).hasSingleBean(RestHighLevelClient.class);
-			RestHighLevelClient restClient = context.getBean(RestHighLevelClient.class);
+			assertThat(context).hasSingleBean(org.elasticsearch.client.RestHighLevelClient.class);
+			org.elasticsearch.client.RestHighLevelClient restClient = context
+					.getBean(org.elasticsearch.client.RestHighLevelClient.class);
 			assertTimeouts(restClient, Duration.ofMillis(RestClientBuilder.DEFAULT_CONNECT_TIMEOUT_MILLIS),
 					Duration.ofMillis(RestClientBuilder.DEFAULT_SOCKET_TIMEOUT_MILLIS));
 		});
@@ -123,8 +130,9 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	void configureWithLegacyCustomTimeouts() {
 		this.contextRunner.withPropertyValues("spring.elasticsearch.rest.connection-timeout=15s",
 				"spring.elasticsearch.rest.read-timeout=1m").run((context) -> {
-					assertThat(context).hasSingleBean(RestHighLevelClient.class);
-					RestHighLevelClient restClient = context.getBean(RestHighLevelClient.class);
+					assertThat(context).hasSingleBean(org.elasticsearch.client.RestHighLevelClient.class);
+					org.elasticsearch.client.RestHighLevelClient restClient = context
+							.getBean(org.elasticsearch.client.RestHighLevelClient.class);
 					assertTimeouts(restClient, Duration.ofSeconds(15), Duration.ofMinutes(1));
 				});
 	}
@@ -133,13 +141,15 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	void configureWithCustomTimeouts() {
 		this.contextRunner.withPropertyValues("spring.elasticsearch.connection-timeout=15s",
 				"spring.elasticsearch.socket-timeout=1m").run((context) -> {
-					assertThat(context).hasSingleBean(RestHighLevelClient.class);
-					RestHighLevelClient restClient = context.getBean(RestHighLevelClient.class);
+					assertThat(context).hasSingleBean(org.elasticsearch.client.RestHighLevelClient.class);
+					org.elasticsearch.client.RestHighLevelClient restClient = context
+							.getBean(org.elasticsearch.client.RestHighLevelClient.class);
 					assertTimeouts(restClient, Duration.ofSeconds(15), Duration.ofMinutes(1));
 				});
 	}
 
-	private static void assertTimeouts(RestHighLevelClient restClient, Duration connectTimeout, Duration readTimeout) {
+	private static void assertTimeouts(org.elasticsearch.client.RestHighLevelClient restClient, Duration connectTimeout,
+			Duration readTimeout) {
 		assertThat(restClient.getLowLevelClient()).extracting("client.defaultConfig.socketTimeout")
 				.isEqualTo(Math.toIntExact(readTimeout.toMillis()));
 		assertThat(restClient.getLowLevelClient()).extracting("client.defaultConfig.connectTimeout")
@@ -149,7 +159,7 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	@ParameterizedPropertyPrefixTest
 	void configureUriWithNoScheme(String prefix) {
 		this.contextRunner.withPropertyValues(prefix + "uris=localhost:9876").run((context) -> {
-			RestClient client = context.getBean(RestHighLevelClient.class).getLowLevelClient();
+			RestClient client = context.getBean(org.elasticsearch.client.RestHighLevelClient.class).getLowLevelClient();
 			assertThat(client.getNodes().stream().map(Node::getHost).map(HttpHost::toString))
 					.containsExactly("http://localhost:9876");
 		});
@@ -158,7 +168,7 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	@ParameterizedPropertyPrefixTest
 	void configureUriWithUsernameOnly(String prefix) {
 		this.contextRunner.withPropertyValues(prefix + "uris=http://user@localhost:9200").run((context) -> {
-			RestClient client = context.getBean(RestHighLevelClient.class).getLowLevelClient();
+			RestClient client = context.getBean(org.elasticsearch.client.RestHighLevelClient.class).getLowLevelClient();
 			assertThat(client.getNodes().stream().map(Node::getHost).map(HttpHost::toString))
 					.containsExactly("http://localhost:9200");
 			assertThat(client)
@@ -174,7 +184,7 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	@ParameterizedPropertyPrefixTest
 	void configureUriWithUsernameAndEmptyPassword(String prefix) {
 		this.contextRunner.withPropertyValues(prefix + "uris=http://user:@localhost:9200").run((context) -> {
-			RestClient client = context.getBean(RestHighLevelClient.class).getLowLevelClient();
+			RestClient client = context.getBean(org.elasticsearch.client.RestHighLevelClient.class).getLowLevelClient();
 			assertThat(client.getNodes().stream().map(Node::getHost).map(HttpHost::toString))
 					.containsExactly("http://localhost:9200");
 			assertThat(client)
@@ -191,7 +201,8 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	void configureUriWithUsernameAndPasswordWhenUsernameAndPasswordPropertiesSet(String prefix) {
 		this.contextRunner.withPropertyValues(prefix + "uris=http://user:password@localhost:9200,localhost:9201",
 				prefix + "username=admin", prefix + "password=admin").run((context) -> {
-					RestClient client = context.getBean(RestHighLevelClient.class).getLowLevelClient();
+					RestClient client = context.getBean(org.elasticsearch.client.RestHighLevelClient.class)
+							.getLowLevelClient();
 					assertThat(client.getNodes().stream().map(Node::getHost).map(HttpHost::toString))
 							.containsExactly("http://localhost:9200", "http://localhost:9201");
 					assertThat(client)
@@ -213,7 +224,7 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	@Test
 	void configureWithCustomPathPrefix() {
 		this.contextRunner.withPropertyValues("spring.elasticsearch.path-prefix=/some/prefix").run((context) -> {
-			RestClient client = context.getBean(RestHighLevelClient.class).getLowLevelClient();
+			RestClient client = context.getBean(org.elasticsearch.client.RestHighLevelClient.class).getLowLevelClient();
 			assertThat(client).extracting("pathPrefix").isEqualTo("/some/prefix");
 		});
 	}
@@ -221,7 +232,7 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	@Test
 	void configureWithoutSnifferLibraryShouldNotCreateSniffer() {
 		this.contextRunner.withClassLoader(new FilteredClassLoader("org.elasticsearch.client.sniff"))
-				.run((context) -> assertThat(context).hasSingleBean(RestHighLevelClient.class)
+				.run((context) -> assertThat(context).hasSingleBean(org.elasticsearch.client.RestHighLevelClient.class)
 						.doesNotHaveBean(Sniffer.class));
 	}
 
@@ -230,7 +241,7 @@ class ElasticsearchRestClientAutoConfigurationTests {
 		this.contextRunner.run((context) -> {
 			assertThat(context).hasSingleBean(Sniffer.class);
 			assertThat(context.getBean(Sniffer.class)).hasFieldOrPropertyWithValue("restClient",
-					context.getBean(RestHighLevelClient.class).getLowLevelClient());
+					context.getBean(org.elasticsearch.client.RestHighLevelClient.class).getLowLevelClient());
 			// Validate shutdown order as the sniffer must be shutdown before the client
 			assertThat(context.getBeanFactory().getDependentBeans("elasticsearchRestHighLevelClient"))
 					.contains("elasticsearchSniffer");
@@ -292,8 +303,8 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	static class CustomRestHighLevelClientConfiguration {
 
 		@Bean
-		RestHighLevelClient customRestHighLevelClient(RestClientBuilder builder) {
-			return new RestHighLevelClient(builder);
+		org.elasticsearch.client.RestHighLevelClient customRestHighLevelClient(RestClientBuilder builder) {
+			return new org.elasticsearch.client.RestHighLevelClient(builder);
 		}
 
 	}
@@ -302,13 +313,13 @@ class ElasticsearchRestClientAutoConfigurationTests {
 	static class TwoCustomRestHighLevelClientConfiguration {
 
 		@Bean
-		RestHighLevelClient customRestHighLevelClient(RestClientBuilder builder) {
-			return new RestHighLevelClient(builder);
+		org.elasticsearch.client.RestHighLevelClient customRestHighLevelClient(RestClientBuilder builder) {
+			return new org.elasticsearch.client.RestHighLevelClient(builder);
 		}
 
 		@Bean
-		RestHighLevelClient customRestHighLevelClient1(RestClientBuilder builder) {
-			return new RestHighLevelClient(builder);
+		org.elasticsearch.client.RestHighLevelClient customoRestHighLevelClient1(RestClientBuilder builder) {
+			return new org.elasticsearch.client.RestHighLevelClient(builder);
 		}
 
 	}

spring-boot-project/spring-boot-dependencies/build.gradle

@@ -180,7 +180,7 @@ bom {
 			]
 		}
 	}
-	library("Elasticsearch", "7.15.2") {
+	library("Elasticsearch", "7.16.0") {
 		group("org.elasticsearch") {
 			modules = [
 				"elasticsearch"