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Java example source code file (BaseOptimizer.java)

This example Java source code file (BaseOptimizer.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

baseoptimizer, convergencechecker, deprecated

The BaseOptimizer.java Java example source code

/*
 * 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.optimization;

/**
 * This interface is mainly intended to enforce the internal coherence of
 * Commons-Math. Users of the API are advised to base their code on
 * the following interfaces:
 * <ul>
 *  <li>{@link org.apache.commons.math3.optimization.MultivariateOptimizer}
 *  <li>{@link org.apache.commons.math3.optimization.MultivariateDifferentiableOptimizer}
 *  <li>{@link org.apache.commons.math3.optimization.MultivariateDifferentiableVectorOptimizer}
 *  <li>{@link org.apache.commons.math3.optimization.univariate.UnivariateOptimizer}
 * </ul>
 *
 * @param <PAIR> Type of the point/objective pair.
 *
 * @deprecated As of 3.1 (to be removed in 4.0).
 * @since 3.0
 */
@Deprecated
public interface BaseOptimizer<PAIR> {
    /**
     * Get the maximal number of function evaluations.
     *
     * @return the maximal number of function evaluations.
     */
    int getMaxEvaluations();

    /**
     * Get the number of evaluations of the objective function.
     * The number of evaluations corresponds to the last call to the
     * {@code optimize} method. It is 0 if the method has not been
     * called yet.
     *
     * @return the number of evaluations of the objective function.
     */
    int getEvaluations();

    /**
     * Get the convergence checker.
     *
     * @return the object used to check for convergence.
     */
    ConvergenceChecker<PAIR> getConvergenceChecker();
}

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