Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.commons.math3.ml.clustering; import java.io.Serializable; import java.util.ArrayList; import java.util.List; /** * Cluster holding a set of {@link Clusterable} points. * @param <T> the type of points that can be clustered * @since 3.2 */ public class Cluster<T extends Clusterable> implements Serializable { /** Serializable version identifier. */ private static final long serialVersionUID = -3442297081515880464L; /** The points contained in this cluster. */ private final List<T> points; /** * Build a cluster centered at a specified point. */ public Cluster() { points = new ArrayList<T>(); } /** * Add a point to this cluster. * @param point point to add */ public void addPoint(final T point) { points.add(point); } /** * Get the points contained in the cluster. * @return points contained in the cluster */ public List<T> getPoints() { return points; } }