org.optaplanner.examples.common.persistence.XStreamSolutionDao Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of optaplanner-examples Show documentation

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.

There is a newer version: 9.44.0.Final

Show newest version

/*
 * Copyright 2010 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.common.persistence;

import java.io.File;

import org.optaplanner.core.api.domain.solution.Solution;
import org.optaplanner.persistence.xstream.impl.domain.solution.XStreamSolutionFileIO;

public abstract class XStreamSolutionDao extends AbstractSolutionDao {

    protected XStreamSolutionFileIO xStreamSolutionFileIO;

    public XStreamSolutionDao(String dirName, Class... xStreamAnnotations) {
        super(dirName);
        xStreamSolutionFileIO = new XStreamSolutionFileIO(xStreamAnnotations);
    }

    public String getFileExtension() {
        return xStreamSolutionFileIO.getOutputFileExtension();
    }

    public Solution readSolution(File inputSolutionFile) {
        Solution solution = xStreamSolutionFileIO.read(inputSolutionFile);
        logger.info("Opened: {}", inputSolutionFile);
        return solution;
    }

    public void writeSolution(Solution solution, File outputSolutionFile) {
        xStreamSolutionFileIO.write(solution, outputSolutionFile);
        logger.info("Saved: {}", outputSolutionFile);
    }

}