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wusheng pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-skywalking.git


The following commit(s) were added to refs/heads/master by this push:
     new afcd331  Fix zk path error. (#963)
afcd331 is described below

commit afcd3314d13ca3c0ddaa70e81b8cdeda0e870536
Author: 吴晟 Wu Sheng <[email protected]>
AuthorDate: Mon Mar 19 18:03:17 2018 +0800

    Fix zk path error. (#963)
---
 .../apm/collector/cluster/zookeeper/ClusterZKDataMonitor.java      | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git 
a/apm-collector/apm-collector-cluster/collector-cluster-zookeeper-provider/src/main/java/org/apache/skywalking/apm/collector/cluster/zookeeper/ClusterZKDataMonitor.java
 
b/apm-collector/apm-collector-cluster/collector-cluster-zookeeper-provider/src/main/java/org/apache/skywalking/apm/collector/cluster/zookeeper/ClusterZKDataMonitor.java
index eb51be6..4def6a8 100644
--- 
a/apm-collector/apm-collector-cluster/collector-cluster-zookeeper-provider/src/main/java/org/apache/skywalking/apm/collector/cluster/zookeeper/ClusterZKDataMonitor.java
+++ 
b/apm-collector/apm-collector-cluster/collector-cluster-zookeeper-provider/src/main/java/org/apache/skywalking/apm/collector/cluster/zookeeper/ClusterZKDataMonitor.java
@@ -34,6 +34,7 @@ import 
org.apache.skywalking.apm.collector.cluster.DataMonitor;
 import org.apache.skywalking.apm.collector.cluster.ModuleRegistration;
 import org.apache.skywalking.apm.collector.core.CollectorException;
 import org.apache.skywalking.apm.collector.core.util.CollectionUtils;
+import org.apache.skywalking.apm.util.StringUtil;
 import org.apache.zookeeper.CreateMode;
 import org.apache.zookeeper.WatchedEvent;
 import org.apache.zookeeper.Watcher;
@@ -165,7 +166,11 @@ public class ClusterZKDataMonitor implements DataMonitor, 
Watcher {
     }
 
     @Override public String getBaseCatalog() {
-        return "/" + namespace + "/skywalking";
+        if (StringUtil.isEmpty(namespace)) {
+            return "/skywalking";
+        } else {
+            return "/" + namespace + "/skywalking";
+        }
     }
 
     void setNamespace(String namespace) {

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