@NonNull
  public CacheStats plus(@NonNull CacheStats other) {
    return new CacheStats(
        hitCount + other.hitCount,
        missCount + other.missCount,
        loadSuccessCount + other.loadSuccessCount,
        loadFailureCount + other.loadFailureCount,
        totalLoadTime + other.totalLoadTime,
        evictionCount + other.evictionCount,
        evictionWeight + other.evictionWeight);
  }
@ NonNull public CacheStats plus ( @ NonNull CacheStats other ) { return new CacheStats ( hitCount + other . hitCount , missCount + other . missCount , loadSuccessCount + other . loadSuccessCount , loadFailureCount + other . loadFailureCount , totalLoadTime + other . totalLoadTime , evictionCount + other . evictionCount , evictionWeight + other . evictionWeight ) ; }
Returns a new {@code CacheStats} representing the sum of this {@code CacheStats} and
{@code other}.

@param other the statistics to add with
@return the sum of the statistics