| # -*- coding: utf-8 -*- |
| |
| # 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. |
| |
| require File.expand_path("storm", File.dirname(__FILE__)) |
| |
| class TesterBolt < Storm::Bolt |
| def prepare(conf, context) |
| emit ['bolt initializing'] |
| end |
| |
| def process(tuple) |
| word = tuple.values[0] |
| if (rand < 0.75) |
| emit [word + "lalala"], :anchor => tuple |
| ack tuple |
| else |
| log(word + ' randomly skipped!') |
| end |
| end |
| end |
| |
| TesterBolt.new.run |