eco-storm-examples/src/java/com/twitter/heron/examples/eco/simple_windowing.yaml

#  Copyright 2017 Twitter. All rights reserved.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#  http:#www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.

---

name: "sliding-window-topology"

components:
  - id: "windowLength"
    className: "org.apache.storm.topology.base.BaseWindowedBolt$Count"
    constructorArgs:
      - 5
  - id: "slidingInterval"
    className: "org.apache.storm.topology.base.BaseWindowedBolt$Count"
    constructorArgs:
      - 3

config:
  topology.workers: 1

# spout definitions
spouts:
  - id: "spout-1"
    className: "com.twitter.heron.examples.eco.TestNameSpout"
    parallelism: 1

# bolt definitions
bolts:
  - id: "bolt-1"
    className: "com.twitter.heron.examples.eco.TestWindowBolt"
    configMethods:
      - name: "withWindow"
        args: [ref: "windowLength", ref: "slidingInterval"]
    parallelism: 1
  - id: "bolt-2"
    className: "com.twitter.heron.examples.eco.TestPrintBolt"
    parallelism: 1


#stream definitions
# stream definitions define connections between spouts and bolts.
# note that such connections can be cyclical
streams:

  - from: "spout-1"
    to: "bolt-1"
    grouping:
      type: FIELDS
      args: ["word"]

  - from: "bolt-1"
    to: "bolt-2"
    grouping:
      type: SHUFFLE