From 8c4675aa832744afb7825e581c1b1215e3551ec7 Mon Sep 17 00:00:00 2001
From: Artem Bilan <abilan@pivotal.io>
Date: Thu, 13 Feb 2020 14:11:21 -0500
Subject: [PATCH] Fix new Sonar smell

* Make `adaptPollableChannelToPublisher()` as non-blocking
---
 .../integration/channel/MessageChannelReactiveUtils.java      | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/spring-integration-core/src/main/java/org/springframework/integration/channel/MessageChannelReactiveUtils.java b/spring-integration-core/src/main/java/org/springframework/integration/channel/MessageChannelReactiveUtils.java
index 15f98671a0..2b11d1e090 100644
--- a/spring-integration-core/src/main/java/org/springframework/integration/channel/MessageChannelReactiveUtils.java
+++ b/spring-integration-core/src/main/java/org/springframework/integration/channel/MessageChannelReactiveUtils.java
@@ -73,9 +73,9 @@ public final class MessageChannelReactiveUtils {
 
 	@SuppressWarnings("unchecked")
 	private static <T> Publisher<Message<T>> adaptPollableChannelToPublisher(PollableChannel inputChannel) {
-		return Mono.fromCallable(() -> (Message<T>) inputChannel.receive())
+		return Mono.fromCallable(() -> (Message<T>) inputChannel.receive(0))
 				.subscribeOn(Schedulers.boundedElastic())
-				.repeatWhenEmpty(it -> it.delayElements(Duration.ofMillis(10)))
+				.repeatWhenEmpty(it -> it.delayElements(Duration.ofMillis(100))) // NOSONAR - magic
 				.repeat();
 	}