Github user aljoscha commented on a diff in the pull request:
https://github.com/apache/flink/pull/659#discussion_r29854771
--- Diff:
flink-staging/flink-streaming/flink-streaming-core/src/main/java/org/apache/flink/streaming/api/operators/co/CoStreamWindow.java
---
@@ -174,21 +178,17 @@ public String toString() {
}
@Override
- public void close() {
+ public void close() throws Exception {
if (!window.miniBatchEnd()) {
- callUserFunctionAndLogException();
+ try {
+ callUserFunction();
+ } catch (Exception e) {
+ throw new RuntimeException("Could not call user
function in CoStreamWindow.close()");
--- End diff --
done
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