| /* |
| * 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.math.optimization; |
| |
| /** |
| * This class holds a point and its associated cost. |
| * <p>This is a simple immutable container.</p> |
| * @version $Revision$ $Date$ |
| * @see CostFunction |
| * @since 1.2 |
| */ |
| public class PointCostPair { |
| |
| /** Build a point/cost pair. |
| * @param point point coordinates (the built instance will store |
| * a copy of the array, not the array passed as argument) |
| * @param cost point cost |
| */ |
| public PointCostPair(double[] point, double cost) { |
| this.point = (double[]) point.clone(); |
| this.cost = cost; |
| } |
| |
| /** Get the point. |
| * @return a copy of the stored point |
| */ |
| public double[] getPoint() { |
| return (double[]) point.clone(); |
| } |
| |
| /** Get the cost. |
| * @return the stored cost |
| */ |
| public double getCost() { |
| return cost; |
| } |
| |
| /** Point coordinates. */ |
| private final double[] point; |
| |
| /** Cost associated to the point. */ |
| private final double cost; |
| |
| } |