ParkGyeongTae commented on code in PR #5002:
URL: https://github.com/apache/zeppelin/pull/5002#discussion_r2237985010


##########
elasticsearch/src/main/java/org/apache/zeppelin/elasticsearch/client/ElasticsearchClientTypeBuilder.java:
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@@ -47,18 +43,18 @@ private Builder(String propertyValue) {
 
     @Override
     public ElasticsearchClientType build() {
-      boolean isEmpty = StringUtils.isEmpty(propertyValue);
-      return isEmpty ?
+      boolean isBlank = StringUtils.isBlank(propertyValue);

Review Comment:
   Thanks for the feedback. I've made the change and removed the unnecessary 
variable for `IsBlank`.



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