/**
* Copyright (C) 2015 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
/**
* Entity objects describing contracts based on rate indices.
* <p>
* A future is an exchange traded contract that involves buying an underlying asset
* at a price agreed today for delivery at a date in the future.
*/
package com.opengamma.strata.product.index;