sodonnel commented on a change in pull request #328: HDDS-2671 Have
NodeManager.getNodeStatus throw NodeNotFoundException
URL: https://github.com/apache/hadoop-ozone/pull/328#discussion_r358890748
##########
File path:
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/container/ReplicationManager.java
##########
@@ -785,6 +787,20 @@ private void sendDeleteCommand(final ContainerInfo
container,
tracker.accept(new InflightAction(datanode, Time.monotonicNow()));
}
+ /**
+ * Wrap the call to nodeManager.getNodeStatus, catching any
+ * NodeNotFoundException and instead throwing a RuntimeException.
+ * @param dn The datanodeDetails to obtain the NodeStatus for
+ * @return NodeStatus corresponding to the given Datanode.
+ */
+ private NodeStatus getNodeStatus(DatanodeDetails dn) {
+ try {
+ return nodeManager.getNodeStatus(dn);
+ } catch (NodeNotFoundException e) {
+ throw new RuntimeException("Unable to find NodeStatus for "+dn, e);
Review comment:
Yea that makes sense. This means that is a "real" runtime exception occurs,
the catch will not stop it propagating up the stack and instead we only catch
this more specific exception. I have made this change.
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