| /** |
| * 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.operations; |
| |
| import org.apache.storm.streams.Pair; |
| |
| /** |
| * A {@link ValueJoiner} that joins two values to produce a {@link Pair} of the two values as the result. |
| * |
| * @param <V1> the type of the first value |
| * @param <V2> the type of the second value |
| */ |
| public class PairValueJoiner<V1, V2> implements ValueJoiner<V1, V2, Pair<V1, V2>> { |
| /** |
| * Joins two values and produces a {@link Pair} of the values as the result. |
| * |
| * @param value1 the first value |
| * @param value2 the second value |
| * @return a pair of the first and second value |
| */ |
| @Override |
| public Pair<V1, V2> apply(V1 value1, V2 value2) { |
| return Pair.of(value1, value2); |
| } |
| } |