| /** |
| * 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. |
| */ |
| |
| package org.apache.heron.examples.eco; |
| |
| import java.util.Map; |
| |
| import org.apache.heron.api.bolt.BasicOutputCollector; |
| import org.apache.heron.api.bolt.IBasicBolt; |
| import org.apache.heron.api.topology.OutputFieldsDeclarer; |
| import org.apache.heron.api.topology.TopologyContext; |
| import org.apache.heron.api.tuple.Fields; |
| import org.apache.heron.api.tuple.Tuple; |
| |
| import static org.apache.heron.api.utils.Utils.tuple; |
| |
| @SuppressWarnings({"serial", "rawtypes", "unchecked", "HiddenField"}) |
| public class TestIBasicPrintBolt implements IBasicBolt { |
| |
| public String someProperty = "set "; |
| |
| public TestUnits testUnits; |
| |
| @Override |
| public void prepare(Map stormConf, TopologyContext context) { |
| |
| } |
| |
| public void sampleConfigurationMethod(String someProperty, TestUnits testUnits) { |
| this.someProperty += someProperty; |
| this.testUnits = testUnits; |
| } |
| |
| @Override |
| public void execute(Tuple input, BasicOutputCollector collector) { |
| System.out.println("The configuration method has set \"someProperty\" to : " |
| + this.someProperty); |
| System.out.println("The configuration method has set TestUnits to " + testUnits); |
| System.out.println("Emitting : " + input); |
| collector.emit(tuple(input.getValues().get(0))); |
| |
| } |
| |
| @Override |
| public void cleanup() { |
| |
| } |
| |
| @Override |
| public void declareOutputFields(OutputFieldsDeclarer declarer) { |
| declarer.declare(new Fields("ibasic-print")); |
| } |
| |
| @Override |
| public Map<String, Object> getComponentConfiguration() { |
| return null; |
| } |
| } |