From 8eb47c3c8f3a2ccec5c12b91aa21c4e09606abdf Mon Sep 17 00:00:00 2001
From: huomingkun <260587778@qq.com>
Date: Sun, 17 Mar 2019 01:47:37 +0800
Subject: [PATCH] Add constant MIN_PATH_ARRAY_LENGTH Fixes #3625

---
 .../dubbo/configcenter/support/zookeeper/CacheListener.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dubbo-configcenter/dubbo-configcenter-zookeeper/src/main/java/org/apache/dubbo/configcenter/support/zookeeper/CacheListener.java b/dubbo-configcenter/dubbo-configcenter-zookeeper/src/main/java/org/apache/dubbo/configcenter/support/zookeeper/CacheListener.java
index 4f6c6382952..250803cf0c8 100644
--- a/dubbo-configcenter/dubbo-configcenter-zookeeper/src/main/java/org/apache/dubbo/configcenter/support/zookeeper/CacheListener.java
+++ b/dubbo-configcenter/dubbo-configcenter-zookeeper/src/main/java/org/apache/dubbo/configcenter/support/zookeeper/CacheListener.java
@@ -89,7 +89,8 @@ public void dataChanged(String path, Object value, EventType eventType) {
         // TODO We limit the notification of config changes to a specific path level, for example
         //  /dubbo/config/service/configurators, other config changes not in this level will not get notified,
         //  say /dubbo/config/dubbo.properties
-        if (path.split("/").length >= 5) {
+        final int MIN_PATH_ARRAY_LENGTH = 5;
+        if (path.split("/").length >= MIN_PATH_ARRAY_LENGTH) {
             String key = pathToKey(path);
             ConfigChangeType changeType;
             switch (eventType) {