narendly commented on a change in pull request #1007:
URL: https://github.com/apache/helix/pull/1007#discussion_r425534826
##########
File path:
helix-core/src/main/java/org/apache/helix/manager/zk/ZKHelixAdmin.java
##########
@@ -573,35 +573,41 @@ public void resetPartition(String clusterName, String
instanceName, String resou
// check the instance is alive
LiveInstance liveInstance =
accessor.getProperty(keyBuilder.liveInstance(instanceName));
if (liveInstance == null) {
- throw new HelixException(
- "Can't reset state for " + resourceName + "/" + partitionNames + "
on " + instanceName
- + ", because " + instanceName + " is not alive");
+ // check if the instance has never exist in the cluster
+ String instancePath = PropertyPathBuilder.instance(clusterName,
instanceName);
+ String errMessage;
+ if (!_zkClient.exists(instancePath)) {
+ errMessage = String.format(
+ "Can't reset state for %s.%s on %s, because %s has never existed"
+ " in cluster %s",
+ resourceName, partitionNames, instanceName, instanceName,
clusterName);
+ } else {
+ errMessage = String.format("Can't reset state for %s.%s on %s, because
%s does not live in"
Review comment:
does not -> is not
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