wonook commented on a change in pull request #232: [NEMO-411] Bug in
ScheduleGroupPass, OutputTag, DuplicateEdgeGroup
URL: https://github.com/apache/incubator-nemo/pull/232#discussion_r329946571
##########
File path:
common/src/main/java/org/apache/nemo/common/ir/vertex/LoopVertex.java
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@@ -34,20 +34,21 @@
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
+import java.util.concurrent.atomic.AtomicInteger;
import java.util.function.IntPredicate;
/**
* IRVertex that contains a partial DAG that is iterative.
*/
public final class LoopVertex extends IRVertex {
- private static int duplicateEdgeGroupId = 0;
+ private final AtomicInteger duplicateEdgeGroupId = new AtomicInteger(0);
Review comment:
Same here.
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