Don't use global ObjectMapper when creating JacksonJsonpMapper

See gh-33438
Closes gh-33426

Author: mhalbritter

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2022 the original author or authors.
+ * Copyright 2012-2023 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -49,8 +49,8 @@ class ElasticsearchClientConfigurations {
 	static class JacksonJsonpMapperConfiguration {
 
 		@Bean
-		JacksonJsonpMapper jacksonJsonpMapper(ObjectMapper objectMapper) {
-			return new JacksonJsonpMapper(objectMapper);
+		JacksonJsonpMapper jacksonJsonpMapper() {
+			return new JacksonJsonpMapper();
 		}
 
 	}

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2022 the original author or authors.
+ * Copyright 2012-2023 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,6 +23,7 @@
 import co.elastic.clients.json.jsonb.JsonbJsonpMapper;
 import co.elastic.clients.transport.ElasticsearchTransport;
 import co.elastic.clients.transport.rest_client.RestClientTransport;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import org.elasticsearch.client.RestClient;
 import org.junit.jupiter.api.Test;
 
@@ -108,6 +109,16 @@ void withCustomTransportClientShouldUseIt() {
 				});
 	}
 
+	@Test
+	void jacksonJsonpMapperDoesNotUseGlobalObjectMapper() {
+		this.contextRunner.withConfiguration(AutoConfigurations.of(JacksonAutoConfiguration.class))
+				.withUserConfiguration(RestClientConfiguration.class).run((context) -> {
+					ObjectMapper objectMapper = context.getBean(ObjectMapper.class);
+					JacksonJsonpMapper jacksonJsonpMapper = context.getBean(JacksonJsonpMapper.class);
+					assertThat(jacksonJsonpMapper.objectMapper()).isNotSameAs(objectMapper);
+				});
+	}
+
 	@Configuration(proxyBeanMethods = false)
 	static class RestClientConfiguration {