001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.math3.optim.nonlinear.vector;
018
019import org.apache.commons.math3.optim.OptimizationData;
020
021/**
022 * Target of the optimization procedure.
023 * They are the values which the objective vector function must reproduce
024 * When the parameters of the model have been optimized.
025 * <br/>
026 * Immutable class.
027 *
028 * @since 3.1
029 * @deprecated All classes and interfaces in this package are deprecated.
030 * The optimizers that were provided here were moved to the
031 * {@link org.apache.commons.math3.fitting.leastsquares} package
032 * (cf. MATH-1008).
033 */
034@Deprecated
035public class Target implements OptimizationData {
036    /** Target values (of the objective vector function). */
037    private final double[] target;
038
039    /**
040     * @param observations Target values.
041     */
042    public Target(double[] observations) {
043        target = observations.clone();
044    }
045
046    /**
047     * Gets the initial guess.
048     *
049     * @return the initial guess.
050     */
051    public double[] getTarget() {
052        return target.clone();
053    }
054}