| /** |
| * 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.logging.Logger; |
| |
| import org.apache.heron.api.bolt.BaseBasicBolt; |
| import org.apache.heron.api.bolt.BasicOutputCollector; |
| import org.apache.heron.api.topology.OutputFieldsDeclarer; |
| import org.apache.heron.api.tuple.Tuple; |
| |
| /** |
| * Simple bolt that does nothing other than LOG.info() every tuple received. |
| * |
| */ |
| @SuppressWarnings("serial") |
| public class LogInfoBolt extends BaseBasicBolt { |
| private static final Logger LOG = Logger.getLogger(LogInfoBolt.class.getName()); |
| |
| @Override |
| public void execute(Tuple tuple, BasicOutputCollector basicOutputCollector) { |
| LOG.info("{ }" + tuple); |
| } |
| |
| @Override |
| public void declareOutputFields(OutputFieldsDeclarer outputFieldsDeclarer) { |
| |
| } |
| } |