1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * https://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 /*
19 * This is not the original file distributed by the Apache Software Foundation
20 * It has been modified by the Hipparchus project
21 */
22
23 package org.hipparchus.clustering;
24
25 import java.io.Serializable;
26 import java.util.ArrayList;
27 import java.util.List;
28
29 /**
30 * Cluster holding a set of {@link Clusterable} points.
31 * @param <T> the type of points that can be clustered
32 */
33 public class Cluster<T extends Clusterable> implements Serializable {
34
35 /** Serializable version identifier. */
36 private static final long serialVersionUID = -3442297081515880464L;
37
38 /** The points contained in this cluster. */
39 private final List<T> points;
40
41 /**
42 * Build a cluster centered at a specified point.
43 */
44 public Cluster() {
45 points = new ArrayList<>();
46 }
47
48 /**
49 * Add a point to this cluster.
50 * @param point point to add
51 */
52 public void addPoint(final T point) {
53 points.add(point);
54 }
55
56 /**
57 * Get the points contained in the cluster.
58 * @return points contained in the cluster
59 */
60 public List<T> getPoints() {
61 return points;
62 }
63
64 }