public Builder duration(int shimmerDuration) {
            this.mShimmerDuration = shimmerDuration;
            return this;
        }
the duration of the animation , the time it will take for the highlight to move from one end of the layout
to the other.

@param shimmerDuration Duration of the shimmer animation, in milliseconds
subs/skeleton/src/main/java/com/ethanhua/skeleton/RecyclerViewSkeletonScreen.java