package com.insightfullogic.honest_profiler.core.aggregation.result;
/**
* Interface for aggregation data structure classes which have an aggregation key.
* <p>
* @param <T> the type of the key
*/
public interface Keyed<T>
{
/**
* Returns the aggregation key which was used to aggregate data into this data structure.
* <p>
* @return the aggregation key which was used to aggregate data into this data structure
*/
T getKey();
}