Remove GraphQL's tracing observation auto-configuration

This commit removes the auto-configuration for
PropagationWebGraphQlInterceptor as it has been deprecated with no
replacement.

See gh-35303

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/observation/graphql/GraphQlObservationAutoConfiguration.java

@@ -19,7 +19,6 @@ package org.springframework.boot.actuate.autoconfigure.observation.graphql;
 import graphql.GraphQL;
 import io.micrometer.observation.Observation;
 import io.micrometer.observation.ObservationRegistry;
-import io.micrometer.tracing.propagation.Propagator;
 
 import org.springframework.beans.factory.ObjectProvider;
 import org.springframework.boot.actuate.autoconfigure.observation.ObservationAutoConfiguration;
@@ -29,15 +28,10 @@ import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-import org.springframework.core.Ordered;
-import org.springframework.core.annotation.Order;
 import org.springframework.graphql.execution.GraphQlSource;
 import org.springframework.graphql.observation.DataFetcherObservationConvention;
 import org.springframework.graphql.observation.ExecutionRequestObservationConvention;
 import org.springframework.graphql.observation.GraphQlObservationInstrumentation;
-import org.springframework.graphql.observation.PropagationWebGraphQlInterceptor;
-import org.springframework.graphql.server.WebGraphQlHandler;
 
 /**
  * {@link EnableAutoConfiguration Auto-configuration} for instrumentation of Spring
@@ -61,19 +55,4 @@ public class GraphQlObservationAutoConfiguration {
 				dataFetcherConvention.getIfAvailable());
 	}
 
-	@Configuration(proxyBeanMethods = false)
-	@ConditionalOnClass(Propagator.class)
-	@ConditionalOnBean(WebGraphQlHandler.class)
-	static class TracingObservationConfiguration {
-
-		@Bean
-		@ConditionalOnBean(Propagator.class)
-		@ConditionalOnMissingBean
-		@Order(Ordered.HIGHEST_PRECEDENCE + 1)
-		PropagationWebGraphQlInterceptor propagationWebGraphQlInterceptor(Propagator propagator) {
-			return new PropagationWebGraphQlInterceptor(propagator);
-		}
-
-	}
-
 }

spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/observation/graphql/GraphQlObservationAutoConfigurationTests.java

@@ -18,7 +18,6 @@ package org.springframework.boot.actuate.autoconfigure.observation.graphql;
 
 import io.micrometer.observation.ObservationRegistry;
 import io.micrometer.observation.tck.TestObservationRegistry;
-import io.micrometer.tracing.propagation.Propagator;
 import org.junit.jupiter.api.Test;
 
 import org.springframework.boot.autoconfigure.AutoConfigurations;
@@ -28,7 +27,6 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.graphql.observation.DefaultDataFetcherObservationConvention;
 import org.springframework.graphql.observation.DefaultExecutionRequestObservationConvention;
 import org.springframework.graphql.observation.GraphQlObservationInstrumentation;
-import org.springframework.graphql.observation.PropagationWebGraphQlInterceptor;
 import org.springframework.graphql.server.WebGraphQlHandler;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -76,24 +74,6 @@ class GraphQlObservationAutoConfigurationTests {
 		});
 	}
 
-	@Test
-	void propagationInterceptorNotContributedWhenPropagatorIsMissing() {
-		this.contextRunner.withUserConfiguration(WebGraphQlConfiguration.class)
-			.run((context) -> assertThat(context).doesNotHaveBean(PropagationWebGraphQlInterceptor.class));
-	}
-
-	@Test
-	void propagationInterceptorNotContributedWhenNotWebApplication() {
-		this.contextRunner.withUserConfiguration(TracingConfiguration.class)
-			.run((context) -> assertThat(context).doesNotHaveBean(PropagationWebGraphQlInterceptor.class));
-	}
-
-	@Test
-	void propagationInterceptorContributed() {
-		this.contextRunner.withUserConfiguration(WebGraphQlConfiguration.class, TracingConfiguration.class)
-			.run((context) -> assertThat(context).hasSingleBean(PropagationWebGraphQlInterceptor.class));
-	}
-
 	@Configuration(proxyBeanMethods = false)
 	static class InstrumentationConfiguration {
 
@@ -137,14 +117,4 @@ class GraphQlObservationAutoConfigurationTests {
 
 	}
 
-	@Configuration(proxyBeanMethods = false)
-	static class TracingConfiguration {
-
-		@Bean
-		Propagator propagator() {
-			return mock(Propagator.class);
-		}
-
-	}
-
 }