Github user StephanEwen commented on a diff in the pull request:
https://github.com/apache/flink/pull/2550#discussion_r80734121
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/JobMaster.java
---
@@ -467,6 +487,128 @@ public void registerAtResourceManager(final String
address) {
//TODO:: register at the RM
}
+ @RpcMethod
+ public NextInputSplit requestNextInputSplit(final JobVertexID vertexID,
final ExecutionAttemptID executionAttempt) {
+ final byte[] serializedInputSplit;
+
+ final Execution execution =
executionGraph.getRegisteredExecutions().get(executionAttempt);
+ if (execution == null) {
+ log.error("Can not find Execution for attempt {}.",
executionAttempt);
+ return null;
--- End diff --
Let's let this throw an exception - after all, the caller receiver should
react to the fact that the JobManager is not aware of its execution any more.
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