Update milestones

Signed-off-by: Soby Chacko <[email protected]>

Author: sobychacko

build.gradle

@@ -1,5 +1,5 @@
 buildscript {
-	ext.kotlinVersion = '2.1.21'
+	ext.kotlinVersion = '2.2.0'
 	ext.isCI = System.getenv('GITHUB_ACTION')
 	repositories {
 		gradlePluginPortal()
@@ -54,7 +54,7 @@ ext {
 	assertjVersion = '3.27.3'
 	awaitilityVersion = '4.3.0'
 	hamcrestVersion = '3.0'
-	hibernateValidationVersion = '8.0.2.Final'
+	hibernateValidationVersion = '9.0.1.Final'
 	jacksonBomVersion = '2.19.2'
 	jaywayJsonPathVersion = '2.9.0'
 	junit4Version = '4.13.2'
@@ -63,15 +63,15 @@ ext {
 	kotlinCoroutinesVersion = '1.10.2'
 	log4jVersion = '2.24.3'
 	micrometerDocsVersion = '1.0.4'
-	micrometerVersion = '1.15.2'
-	micrometerTracingVersion = '1.5.2'
+	micrometerVersion = '1.16.0-M1'
+	micrometerTracingVersion = '1.6.0-M1'
 	mockitoVersion = '5.18.0'
-	reactorVersion = '2025.0.0-SNAPSHOT'
+	reactorVersion = '2025.0.0-M5'
 	scalaVersion = '2.13'
 	springBootVersion = '3.5.0' // docs module
-	springDataVersion = '2025.1.0-SNAPSHOT'
+	springDataVersion = '2025.1.0-M4'
 	springRetryVersion = '2.0.12'
-	springVersion = '7.0.0-SNAPSHOT'
+	springVersion = '7.0.0-M7'
 
 	idPrefix = 'kafka'
 

spring-kafka/src/main/java/org/springframework/kafka/listener/adapter/MessagingMessageListenerAdapter.java

@@ -559,6 +559,7 @@ else if (!(result instanceof CompletableFuture<?>)) {
 				}
 				else {
 					Throwable cause = t instanceof CompletionException ? t.getCause() : t;
+					Assert.notNull(cause, "Cause must not be null");
 					observation.error(cause);
 					asyncFailure(request, acknowledgment, consumer, cause, source);
 				}

spring-kafka/src/main/java/org/springframework/kafka/support/micrometer/MicrometerHolder.java

@@ -93,6 +93,7 @@ public MicrometerHolder(@Nullable ApplicationContext context, String name,
 	 * @return the sample.
 	 */
 	public Object start() {
+		Assert.notNull(this.registry, "No micrometer registry present");
 		return Timer.start(this.registry);
 	}
 
@@ -157,6 +158,7 @@ private Timer buildTimer(String exception, @Nullable Object record) {
 		if (extra != null && !extra.isEmpty()) {
 			extra.forEach(builder::tag);
 		}
+		Assert.notNull(this.registry, "No micrometer registry present");
 		Timer registeredTimer = builder.register(this.registry);
 		if (record == null) {
 			this.meters.put(exception, registeredTimer);