com.datatorrent.lib.util.HighLow Maven / Gradle / Ivy
/**
* 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.
*
* Key and Value are to be treated as immutable objects.
*
* @since 0.3.2
*/
public class HighLow
{
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() + ")";
}
}