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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 2020 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.tsp.app;

import java.util.HashSet;
import java.util.Set;

import org.optaplanner.examples.common.app.CommonApp;
import org.optaplanner.examples.common.persistence.AbstractSolutionExporter;
import org.optaplanner.examples.common.persistence.AbstractSolutionImporter;
import org.optaplanner.examples.tsp.domain.TspSolution;
import org.optaplanner.examples.tsp.persistence.SvgTspLineAndCircleExporter;
import org.optaplanner.examples.tsp.persistence.SvgTspPathExporter;
import org.optaplanner.examples.tsp.persistence.TspExporter;
import org.optaplanner.examples.tsp.persistence.TspImageStipplerImporter;
import org.optaplanner.examples.tsp.persistence.TspImporter;
import org.optaplanner.examples.tsp.persistence.TspXmlSolutionFileIO;
import org.optaplanner.examples.tsp.swingui.TspPanel;
import org.optaplanner.persistence.common.api.domain.solution.SolutionFileIO;

public class TspApp extends CommonApp {

    public static final String SOLVER_CONFIG = "org/optaplanner/examples/tsp/solver/tspSolverConfig.xml";

    public static final String DATA_DIR_NAME = "tsp";

    public static void main(String[] args) {
        prepareSwingEnvironment();
        new TspApp().init();
    }

    public TspApp() {
        super("Traveling salesman",
                "Official competition name: TSP - Traveling salesman problem\n\n" +
                        "Determine the order in which to visit all cities.\n\n" +
                        "Find the shortest route to visit all cities.",
                SOLVER_CONFIG, DATA_DIR_NAME,
                TspPanel.LOGO_PATH);
    }

    @Override
    protected TspPanel createSolutionPanel() {
        return new TspPanel();
    }

    @Override
    public SolutionFileIO createSolutionFileIO() {
        return new TspXmlSolutionFileIO();
    }

    @Override
    protected AbstractSolutionImporter[] createSolutionImporters() {
        return new AbstractSolutionImporter[] {
                new TspImporter(),
                new TspImageStipplerImporter()
        };
    }

    @Override
    protected Set createSolutionExporters() {
        Set exporters = new HashSet<>();
        exporters.add(new TspExporter());
        exporters.add(new SvgTspPathExporter());
        exporters.add(new SvgTspLineAndCircleExporter());

        return exporters;
    }

}