| /** |
| * 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.apex.malhar.lib.util; |
| |
| import java.util.AbstractMap; |
| |
| /** |
| * |
| * A single KeyValPair for basic data passing, It is a write once, and read often model. <p> |
| * <br> |
| * Key and Value are to be treated as immutable objects. |
| * |
| * @param <K> |
| * @param <V> |
| * @since 0.3.2 |
| */ |
| public class KeyValPair<K, V> extends AbstractMap.SimpleEntry<K, V> |
| { |
| private static final long serialVersionUID = 201301281547L; |
| |
| /** |
| * Added default constructor for deserializer. |
| */ |
| private KeyValPair() |
| { |
| super(null, null); |
| } |
| |
| /** |
| * Constructor |
| * |
| * @param k sets key |
| * @param v sets value |
| */ |
| public KeyValPair(K k, V v) |
| { |
| super(k, v); |
| } |
| |
| } |