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OptaPlanner solves planning problems. This lightweight, embeddable planning engine implements powerful and scalable algorithms to optimize business resource scheduling and planning. This module contains the examples which demonstrate how to use it in a normal Java application.

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/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed 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.optaplanner.examples.cloudbalancing.optional.benchmark;

import java.util.Arrays;
import java.util.List;

import org.optaplanner.benchmark.api.PlannerBenchmark;
import org.optaplanner.benchmark.api.PlannerBenchmarkFactory;
import org.optaplanner.benchmark.impl.aggregator.swingui.BenchmarkAggregatorFrame;
import org.optaplanner.examples.cloudbalancing.app.CloudBalancingHelloWorld;
import org.optaplanner.examples.cloudbalancing.persistence.CloudBalancingGenerator;

/**
 * @see CloudBalancingHelloWorld
 */
public class CloudBalancingBenchmarkHelloWorld {

    public static void main(String[] args) {
        List argList = Arrays.asList(args);
        boolean advanced = argList.contains("--advanced");
        if (!advanced) {
            runBasicBenchmark();
        } else {
            boolean aggregator = argList.contains("--aggregator");
            runAdvancedBenchmark(aggregator);
        }
    }

    /**
     * Basic (no benchmark XML): just benchmark the solver config
     */
    public static void runBasicBenchmark() {
        // Build the PlannerBenchmark
        PlannerBenchmarkFactory benchmarkFactory = PlannerBenchmarkFactory.createFromSolverConfigXmlResource(
                "org/optaplanner/examples/cloudbalancing/solver/cloudBalancingSolverConfig.xml");

        CloudBalancingGenerator generator = new CloudBalancingGenerator();
        PlannerBenchmark benchmark = benchmarkFactory.buildPlannerBenchmark(
                generator.createCloudBalance(200, 600),
                generator.createCloudBalance(400, 1200));

        // Benchmark the problem and show it
        benchmark.benchmarkAndShowReportInBrowser();
    }

    /**
     * Advanced (benchmark XML): benchmark multiple solver configurations
     */
    public static void runAdvancedBenchmark(boolean aggregator) {
        // Build the PlannerBenchmark
        PlannerBenchmarkFactory benchmarkFactory = PlannerBenchmarkFactory.createFromXmlResource(
                "org/optaplanner/examples/cloudbalancing/optional/benchmark/cloudBalancingBenchmarkConfig.xml");

        PlannerBenchmark benchmark = benchmarkFactory.buildPlannerBenchmark();
        // Benchmark the problem and show it
        benchmark.benchmarkAndShowReportInBrowser();

        // Show aggregator to aggregate multiple reports
        if (aggregator) {
            BenchmarkAggregatorFrame.createAndDisplayFromXmlResource(
                    "org/optaplanner/examples/cloudbalancing/optional/benchmark/cloudBalancingBenchmarkConfig.xml");
        }
    }

}