Github user aljoscha commented on a diff in the pull request:
https://github.com/apache/flink/pull/3074#discussion_r95588497
--- Diff:
flink-streaming-java/src/test/java/org/apache/flink/streaming/runtime/tasks/InterruptSensitiveRestoreTest.java
---
@@ -280,4 +368,50 @@ public void restoreState(Serializable state) throws
Exception {
fail("should never be called");
}
}
+
+ private static class TestSourceOperator implements
SourceFunction<Object>, CheckpointedFunction {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public void run(SourceContext<Object> ctx) throws Exception {
+ fail("should never be called");
+ }
+
+ @Override
+ public void cancel() {}
+
+
+ @Override
+ public void snapshotState(FunctionSnapshotContext context)
throws Exception {
+ fail("should never be called");
+ }
+
+ @Override
+ public void initializeState(FunctionInitializationContext
context) throws Exception {
+
((StateInitializationContext)context).getRawOperatorStateInputs().iterator().next().getStream().read();
+ }
+ }
+
+ private static class TestSourceKeyed implements SourceFunction<Object>,
CheckpointedFunction {
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public void run(SourceContext<Object> ctx) throws Exception {
+ fail("should never be called");
+ }
+
+ @Override
+ public void cancel() {}
+
+
+ @Override
+ public void snapshotState(FunctionSnapshotContext context)
throws Exception {
+ fail("should never be called");
+ }
+
+ @Override
+ public void initializeState(FunctionInitializationContext
context) throws Exception {
+
((StateInitializationContext)context).getRawKeyedStateInputs().iterator().next().getStream().read();
--- End diff --
Even with this line commented out the tests still succeed. Probably because
the `AbstractStreamOperator` already tries reading from the keyed streams. What
do you think?
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