| /** |
| * 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.storm.streams.processors; |
| |
| import org.apache.storm.streams.Pair; |
| import org.apache.storm.streams.operations.FlatMapFunction; |
| |
| public class FlatMapValuesProcessor<K, V, R> extends BaseProcessor<Pair<K, V>> { |
| private final FlatMapFunction<V, R> function; |
| |
| public FlatMapValuesProcessor(FlatMapFunction<V, R> function) { |
| this.function = function; |
| } |
| |
| @Override |
| protected void execute(Pair<K, V> input) { |
| for (R res : function.apply(input.getSecond())) { |
| context.forward(Pair.of(input.getFirst(), res)); |
| } |
| } |
| } |