Merge branch '6.2.x'

# Conflicts:
#	spring-web/src/main/java/org/springframework/http/client/SimpleClientHttpRequestFactory.java

buildSrc/src/main/java/org/springframework/build/CheckstyleConventions.java

@@ -50,7 +50,7 @@ public class CheckstyleConventions {
 			project.getPlugins().apply(CheckstylePlugin.class);
 			project.getTasks().withType(Checkstyle.class).forEach(checkstyle -> checkstyle.getMaxHeapSize().set("1g"));
 			CheckstyleExtension checkstyle = project.getExtensions().getByType(CheckstyleExtension.class);
-			checkstyle.setToolVersion("10.20.1");
+			checkstyle.setToolVersion("10.20.2");
 			checkstyle.getConfigDirectory().set(project.getRootProject().file("src/checkstyle"));
 			String version = SpringJavaFormatPlugin.class.getPackage().getImplementationVersion();
 			DependencySet checkstyleDependencies = project.getConfigurations().getByName("checkstyle").getDependencies();

framework-platform/framework-platform.gradle

@@ -7,7 +7,7 @@ javaPlatform {
 }
 
 dependencies {
-	api(platform("com.fasterxml.jackson:jackson-bom:2.18.1"))
+	api(platform("com.fasterxml.jackson:jackson-bom:2.18.2"))
 	api(platform("io.micrometer:micrometer-bom:1.14.2"))
 	api(platform("io.netty:netty-bom:4.1.115.Final"))
 	api(platform("io.netty:netty5-bom:5.0.0.Alpha5"))
@@ -53,7 +53,7 @@ dependencies {
 		api("io.r2dbc:r2dbc-h2:1.0.0.RELEASE")
 		api("io.r2dbc:r2dbc-spi-test:1.0.0.RELEASE")
 		api("io.r2dbc:r2dbc-spi:1.0.0.RELEASE")
-		api("io.reactivex.rxjava3:rxjava:3.1.9")
+		api("io.reactivex.rxjava3:rxjava:3.1.10")
 		api("io.smallrye.reactive:mutiny:1.10.0")
 		api("io.undertow:undertow-core:2.3.18.Final")
 		api("io.undertow:undertow-servlet:2.3.18.Final")

spring-messaging/src/main/java/org/springframework/messaging/handler/invocation/AbstractMethodMessageHandler.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -573,7 +573,7 @@ public abstract class AbstractMethodMessageHandler<T>
 			if (returnValue != null && this.returnValueHandlers.isAsyncReturnValue(returnValue, returnType)) {
 				CompletableFuture<?> future = this.returnValueHandlers.toCompletableFuture(returnValue, returnType);
 				if (future != null) {
-					future.whenComplete(new ReturnValueListenableFutureCallback(invocable, message));
+					future.whenComplete(new ReturnValueCallback(invocable, message));
 				}
 			}
 			else {
@@ -704,13 +704,13 @@ public abstract class AbstractMethodMessageHandler<T>
 	}
 
 
-	private class ReturnValueListenableFutureCallback implements BiConsumer<Object, Throwable> {
+	private class ReturnValueCallback implements BiConsumer<Object, Throwable> {
 
 		private final InvocableHandlerMethod handlerMethod;
 
 		private final Message<?> message;
 
-		public ReturnValueListenableFutureCallback(InvocableHandlerMethod handlerMethod, Message<?> message) {
+		public ReturnValueCallback(InvocableHandlerMethod handlerMethod, Message<?> message) {
 			this.handlerMethod = handlerMethod;
 			this.message = message;
 		}