From 6ae6a3b2bd91c6b25d77c464121f0b54a3a67831 Mon Sep 17 00:00:00 2001
From: Haytham Mohamed <haybu@hotmail.com>
Date: Tue, 30 Jul 2019 16:34:34 -0500
Subject: [PATCH] restart endpoint does not need to be enabled when refresh is
 used by default fixes gh-402

---
 .../config/reload/ConfigReloadAutoConfiguration.java         | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/spring-cloud-kubernetes-config/src/main/java/org/springframework/cloud/kubernetes/config/reload/ConfigReloadAutoConfiguration.java b/spring-cloud-kubernetes-config/src/main/java/org/springframework/cloud/kubernetes/config/reload/ConfigReloadAutoConfiguration.java
index b811f827..880319b6 100644
--- a/spring-cloud-kubernetes-config/src/main/java/org/springframework/cloud/kubernetes/config/reload/ConfigReloadAutoConfiguration.java
+++ b/spring-cloud-kubernetes-config/src/main/java/org/springframework/cloud/kubernetes/config/reload/ConfigReloadAutoConfiguration.java
@@ -38,6 +38,7 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.core.env.AbstractEnvironment;
 import org.springframework.scheduling.annotation.EnableAsync;
 import org.springframework.scheduling.annotation.EnableScheduling;
+import org.springframework.util.Assert;
 
 /**
  * Definition of beans needed for the automatic reload of configuration.
@@ -110,9 +111,11 @@ public class ConfigReloadAutoConfiguration {
 		@ConditionalOnMissingBean
 		public ConfigurationUpdateStrategy configurationUpdateStrategy(
 				ConfigReloadProperties properties, ConfigurableApplicationContext ctx,
-				RestartEndpoint restarter, ContextRefresher refresher) {
+				@Autowired(required = false) RestartEndpoint restarter,
+				ContextRefresher refresher) {
 			switch (properties.getStrategy()) {
 			case RESTART_CONTEXT:
+				Assert.notNull(restarter, "Restart endpoint is not enabled");
 				return new ConfigurationUpdateStrategy(properties.getStrategy().name(),
 						restarter::restart);
 			case REFRESH: