simbadzina commented on code in PR #5088:
URL: https://github.com/apache/hadoop/pull/5088#discussion_r1015741184
##########
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java:
##########
@@ -2879,9 +2880,12 @@ private void processRpcRequest(RpcRequestHeaderProto
header,
stateId = alignmentContext.receiveRequestState(
header, getMaxIdleTime());
call.setClientStateId(stateId);
- if (header.hasRouterFederatedState()) {
-
call.setFederatedNamespaceState(header.getRouterFederatedState());
- }
+ }
+ if (header.hasRouterFederatedState()) {
+ call.setFederatedNamespaceState(header.getRouterFederatedState());
+ } else if (header.hasStateId()) {
+ // Set one empty FederatedNamespaceState to identify the client
want to get stateId.
+ call.setFederatedNamespaceState(EMPTY_BYTE_STRING);
Review Comment:
Typo "wants" instead of "want"
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