org.optaplanner.examples.machinereassignment.persistence.MachineReassignmentExporter 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

package org.optaplanner.examples.machinereassignment.persistence;

import java.io.IOException;
import java.util.List;

import org.optaplanner.examples.common.persistence.AbstractTxtSolutionExporter;
import org.optaplanner.examples.common.persistence.SolutionConverter;
import org.optaplanner.examples.machinereassignment.app.MachineReassignmentApp;
import org.optaplanner.examples.machinereassignment.domain.MachineReassignment;
import org.optaplanner.examples.machinereassignment.domain.MrMachine;
import org.optaplanner.examples.machinereassignment.domain.MrProcessAssignment;

public class MachineReassignmentExporter extends AbstractTxtSolutionExporter {

    public static void main(String[] args) {
        SolutionConverter converter =
                SolutionConverter.createExportConverter(MachineReassignmentApp.DATA_DIR_NAME,
                        new MachineReassignmentExporter(), new MachineReassignmentSolutionFileIO());
        converter.convertAll();
    }

    @Override
    public String getOutputFileSuffix() {
        return "txt";
    }

    @Override
    public TxtOutputBuilder createTxtOutputBuilder() {
        return new MachineReassignmentOutputBuilder();
    }

    public static class MachineReassignmentOutputBuilder extends TxtOutputBuilder {

        @Override
        public void writeSolution() throws IOException {
            boolean first = true;
            List machineList = solution.getMachineList();
            for (MrProcessAssignment processAssignment : solution.getProcessAssignmentList()) {
                if (first) {
                    first = false;
                } else {
                    bufferedWriter.write(" ");
                }
                bufferedWriter.write(Integer.toString(machineList.indexOf(processAssignment.getMachine())));
            }
        }

    }

}