return sum; | return Collections.<Serializable>singletonList(sum); | sum | Collections.<Serializable>singletonList(sum) | flink | 525edf1e6925b55302d991ddf537a2f16caba21d | org.apache.flink.streaming.runtime.tasks.SourceStreamTaskTest.MockSource | | _1 | snapshotState |
---|
_2 | snapshotState |
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| | - java.io.Serializable
- java.util.Collections
| | Returns | True |