[bookkeeper] 01/02: Allow to easily override `zkServers` with `metadataServiceUri` (#2952)

[mmerli]

This is an automated email from the ASF dual-hosted git repository.

mmerli pushed a commit to branch branch-4.14
in repository https://gitbox.apache.org/repos/asf/bookkeeper.git

commit 3d9842ed532d99cf59ea34842120da152571a5e9
Author: Matteo Merli <mme...@apache.org>
AuthorDate: Wed Dec 22 07:19:58 2021 -0800

    Allow to easily override `zkServers` with `metadataServiceUri` (#2952)
---
 .../src/main/java/org/apache/bookkeeper/conf/AbstractConfiguration.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git 
a/bookkeeper-server/src/main/java/org/apache/bookkeeper/conf/AbstractConfiguration.java
 
b/bookkeeper-server/src/main/java/org/apache/bookkeeper/conf/AbstractConfiguration.java
index d3ce780..f60431d 100644
--- 
a/bookkeeper-server/src/main/java/org/apache/bookkeeper/conf/AbstractConfiguration.java
+++ 
b/bookkeeper-server/src/main/java/org/apache/bookkeeper/conf/AbstractConfiguration.java
@@ -264,7 +264,7 @@ public abstract class AbstractConfiguration<T extends 
AbstractConfiguration>
      */
     public String getMetadataServiceUri() throws ConfigurationException {
         String serviceUri = getString(METADATA_SERVICE_URI);
-        if (null == serviceUri) {
+        if (StringUtils.isBlank(serviceUri)) {
             // no service uri is defined, fallback to old settings
             String ledgerManagerType;
             ledgerManagerType = getLedgerManagerLayoutStringFromFactoryClass();