Upgrade dependencies & fix lambdas for method ref

Author: artembilan

build.gradle

@@ -72,18 +72,18 @@ subprojects { subproject ->
 		googleJsr305Version = '3.0.2'
 		hamcrestVersion = '1.3'
 		hibernateValidationVersion = '6.0.12.Final'
-		jacksonVersion = '2.9.6'
+		jacksonVersion = '2.9.7'
 		jaywayJsonPathVersion = '2.4.0'
 		junit4Version = '4.12'
-		junitJupiterVersion = '5.3.1'
-		junitPlatformVersion = '1.3.1'
+		junitJupiterVersion = '5.3.2'
+		junitPlatformVersion = '1.3.2'
 		kafkaVersion = '2.0.0'
 		log4jVersion = '2.11.1'
-		mockitoVersion = '2.22.0'
+		mockitoVersion = '2.23.4'
 		scalaVersion = '2.11'
 		springRetryVersion = '1.2.2.RELEASE'
-		springVersion = '5.1.2.RELEASE'
-		springDataCommonsVersion = '2.1.2.RELEASE'
+		springVersion = '5.1.3.RELEASE'
+		springDataCommonsVersion = '2.1.3.RELEASE'
 
 		idPrefix = 'kafka'
 

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

@@ -433,7 +433,7 @@ private void sendReplyForMessageSource(Object result, String topic, Object sourc
 							&& !key.startsWith(KafkaHeaders.RECEIVED);
 				})
 				.filter(e -> this.replyHeadersConfigurer.shouldCopy(e.getKey(), e.getValue()))
-				.collect(Collectors.toMap(e -> e.getKey(), e -> e.getValue()));
+				.collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
 			if (headersToCopy.size() > 0) {
 				builder.copyHeaders(headersToCopy);
 			}