| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| |
| --- |
| |
| # topology definition |
| # name to be used when submitting |
| name: "stateful-wordcount-topology" |
| |
| # topology configuration |
| # this will be passed to the submitter as a map of config options |
| # |
| config: |
| topology.workers: 1 |
| |
| # spout definitions |
| spouts: |
| - id: "spout-1" |
| className: "org.apache.storm.testing.TestWordSpout" |
| parallelism: 1 |
| |
| # bolt definitions |
| bolts: |
| - id: "bolt-1" |
| className: "org.apache.storm.flux.examples.StatefulWordCounter" |
| parallelism: 1 |
| |
| - id: "bolt-2" |
| className: "org.apache.storm.flux.wrappers.bolts.LogInfoBolt" |
| parallelism: 1 |
| |
| #stream definitions |
| # stream definitions define connections between spouts and bolts. |
| # note that such connections can be cyclical |
| streams: |
| - name: "spout-1 --> bolt-1" # name isn't used (placeholder for logging, UI, etc.) |
| from: "spout-1" |
| to: "bolt-1" |
| grouping: |
| type: FIELDS |
| args: ["word"] |
| |
| - name: "bolt-1 --> bolt2" |
| from: "bolt-1" |
| to: "bolt-2" |
| grouping: |
| type: SHUFFLE |