eco-heron-examples/src/java/org/apache/heron/examples/eco/heron_stateful_word_count.yaml

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name: "stateful-word-count"
type: "heron"

config:
  topology.workers: 1
  topology.reliability.mode: "EFFECTIVELY_ONCE"


spouts:
  - id: "int-spout"
    className: "org.apache.heron.examples.eco.StatefulRandomIntSpout"
    parallelism: 1

bolts:
  - id: "stateful-consumer-bolt"
    className: "org.apache.heron.examples.eco.StatefulConsumerBolt"
    parallelism: 1


streams:
  - from: "int-spout"
    to: "stateful-consumer-bolt"
    grouping:
      type: SHUFFLE