wonook commented on a change in pull request #187: [NEMO-324] Distinguish
Beam's run and waitUntilFinish methods
URL: https://github.com/apache/incubator-nemo/pull/187#discussion_r326232364
##########
File path:
client/src/main/java/org/apache/nemo/client/beam/NemoPipelineResult.java
##########
@@ -44,14 +59,36 @@ public State getState() {
@Override
public State cancel() throws IOException {
- throw new UnsupportedOperationException("cancel() in
frontend.beam.NemoPipelineResult");
+ try {
+ JobLauncher.shutdown();
+ this.jobDone.await();
+ return State.CANCELLED;
+ } catch (Exception e) {
+ throw new RuntimeException(e);
+ }
}
@Override
public State waitUntilFinish(final Duration duration) {
- throw new UnsupportedOperationException();
- // TODO #208: NemoPipelineResult#waitUntilFinish hangs
- // Previous code that hangs the job:
+ try {
+ if (duration.getMillis() < 1) {
+ this.jobDone.await();
+ return State.DONE;
+ } else {
+ final boolean finished = this.jobDone.await(duration.getMillis(),
TimeUnit.MILLISECONDS);
Review comment:
I could add a test that tests the functionality. Thanks for pointing out!
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