shpark commented on a change in pull request #91: [NEMO-3] Bump up the Beam
version to 2.5.0
URL: https://github.com/apache/incubator-nemo/pull/91#discussion_r208424286
##########
File path:
runtime/executor/src/main/java/edu/snu/nemo/runtime/executor/datatransfer/OutputCollectorImpl.java
##########
@@ -117,4 +117,16 @@ public boolean isEmpty(final String tag) {
return this.additionalTagOutputQueues.get(tag).isEmpty();
}
}
+
+ public Queue<O> getMainTagOutputQueue() {
+ return mainTagOutputQueue;
+ }
+
+ public Queue getAdditionalTagOutputQueue(final String dstVertexId) {
Review comment:
This is invoked for every element. This is a newly introduced way of
implementing `processElement` with additional output tags. Detailed example can
be found
[here](https://github.com/apache/beam/blob/master/sdks/java/core/src/main/java/org/apache/beam/sdk/transforms/ParDo.java#L219).
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