| /** |
| * 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 com.datatorrent.lib.util; |
| |
| /** |
| * |
| * 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. |
| * |
| * @since 0.3.2 |
| */ |
| public class HighLow<V extends Number> |
| { |
| protected V high; |
| protected V low; |
| |
| /** |
| * Added default constructor for deserializer. |
| */ |
| public HighLow() |
| { |
| high = null; |
| low = null; |
| } |
| |
| /** |
| * Constructor |
| * |
| * @param h |
| * @param l |
| */ |
| public HighLow(V h, V l) |
| { |
| high = h; |
| low = l; |
| } |
| |
| /** |
| * @return high value |
| */ |
| public V getHigh() |
| { |
| return high; |
| } |
| |
| /** |
| * |
| * @return low value |
| */ |
| public V getLow() |
| { |
| return low; |
| } |
| |
| /** |
| * @param h sets high value |
| */ |
| public void setHigh(V h) |
| { |
| high = h; |
| } |
| |
| /** |
| * |
| * @param l sets low value |
| */ |
| public void setLow(V l) |
| { |
| low = l; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "(" + low.toString() + "," + high.toString() + ")"; |
| } |
| |
| } |