package com.wrox.algorithms.geometry;import com.wrox.algorithms.sets.Set;/** * Generic interface for closest pair of points algorithms. * */public interface ClosestPairFinder {    /**     * Find the closest pair of {@link Point}s.     *     * @param points The set of points to consider.     * @return The the closest pair of {@link Point}s.     */    public Set findClosestPair(Set points);}