| # 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: "org.apache.heron.examples.eco.TestNameSpout" |
| parallelism: 1 |
| |
| # bolt definitions |
| bolts: |
| - id: "bolt-1" |
| className: "org.apache.heron.examples.eco.TestWindowBolt" |
| configMethods: |
| - name: "withWindow" |
| args: [ref: "windowLength", ref: "slidingInterval"] |
| parallelism: 1 |
| - id: "bolt-2" |
| className: "org.apache.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 |