From c5c4fed52417796816cf4576b0a140545823972a Mon Sep 17 00:00:00 2001
From: JAY <112849442+JAY-0905@users.noreply.github.com>
Date: Fri, 21 Oct 2022 22:34:41 +0800
Subject: [PATCH] fix: replace some character strings to static constant
 (#2851)

---
 .../com/alibaba/cloud/nacos/registry/NacosServiceRegistry.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/main/java/com/alibaba/cloud/nacos/registry/NacosServiceRegistry.java b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/main/java/com/alibaba/cloud/nacos/registry/NacosServiceRegistry.java
index ba0067ea8..b79ba5ce8 100644
--- a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/main/java/com/alibaba/cloud/nacos/registry/NacosServiceRegistry.java
+++ b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/main/java/com/alibaba/cloud/nacos/registry/NacosServiceRegistry.java
@@ -37,6 +37,7 @@ import static org.springframework.util.ReflectionUtils.rethrowRuntimeException;
  * @author xiaojing
  * @author <a href="mailto:mercyblitz@gmail.com">Mercy</a>
  * @author <a href="mailto:78552423@qq.com">eshun</a>
+ * @author JAY
  */
 public class NacosServiceRegistry implements ServiceRegistry<Registration> {
 
@@ -166,7 +167,7 @@ public class NacosServiceRegistry implements ServiceRegistry<Registration> {
 			for (Instance instance : instances) {
 				if (instance.getIp().equalsIgnoreCase(nacosDiscoveryProperties.getIp())
 						&& instance.getPort() == nacosDiscoveryProperties.getPort()) {
-					return instance.isEnabled() ? "UP" : "DOWN";
+					return instance.isEnabled() ? STATUS_UP : STATUS_DOWN;
 				}
 			}
 		}