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Subject [GitHub] johnyangk commented on a change in pull request #187: [NEMO-324] Distinguish Beam's run and waitUntilFinish methods
Date Tue, 22 Jan 2019 23:42:02 GMT
johnyangk 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_r250005029
 
 

 ##########
 File path: compiler/frontend/beam/src/main/java/org/apache/nemo/compiler/frontend/beam/NemoPipelineResult.java
 ##########
 @@ -49,10 +60,12 @@ public State cancel() throws IOException {
 
   @Override
   public State waitUntilFinish(final Duration duration) {
-    throw new UnsupportedOperationException();
-    // TODO #208: NemoPipelineResult#waitUntilFinish hangs
-    // Previous code that hangs the job:
-    // return (State) super.waitUntilJobFinish(duration.getMillis(), TimeUnit.MILLISECONDS);
+    try {
+      this.jobDone.await();
+    } catch (final InterruptedException e) {
+      throw new RuntimeException(e);
+    }
+    return (State) super.waitUntilJobFinish(duration.getMillis(), TimeUnit.MILLISECONDS);
 
 Review comment:
   Yes, there seems to be a bug. I also experienced the same issue.
   
   JIRA:
   https://issues.apache.org/jira/browse/NEMO-208

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