| # 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. |
| |
| --- |
| |
| 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.storm.testing.TestWordSpout" |
| parallelism: 1 |
| |
| # bolt definitions |
| bolts: |
| - id: "bolt-1" |
| className: "org.apache.storm.flux.examples.TestWindowBolt" |
| configMethods: |
| - name: "withWindow" |
| args: [ref: "windowLength", ref: "slidingInterval"] |
| parallelism: 1 |
| - id: "bolt-2" |
| className: "org.apache.storm.flux.examples.TestPrintBolt" |
| 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.) |
| # id: "connection-1" |
| from: "spout-1" |
| to: "bolt-1" |
| grouping: |
| type: FIELDS |
| args: ["word"] |
| - name: "bolt-1 --> bolt-2" # name isn't used (placeholder for logging, UI, etc.) |
| # id: "connection-1" |
| from: "bolt-1" |
| to: "bolt-2" |
| grouping: |
| type: SHUFFLE |