org.drools.planner.examples.machinereassignment.persistence.MachineReassignmentSolutionExporter Maven / Gradle / Ivy

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

Drools Planner optimizes automated planning by combining metaheuristic search algorithms with rule engine powered score calculation. This is the drools-planner-examples module which contains examples on how to use Drools Planner.

There is a newer version: 6.0.0.Alpha9

Show newest version

/*
 * Copyright 2011 JBoss Inc
 *
 * 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.drools.planner.examples.machinereassignment.persistence;

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

import org.drools.planner.core.solution.Solution;
import org.drools.planner.examples.common.domain.PersistableIdComparator;
import org.drools.planner.examples.common.persistence.AbstractTxtSolutionExporter;
import org.drools.planner.examples.machinereassignment.domain.MachineReassignment;
import org.drools.planner.examples.machinereassignment.domain.MrMachine;
import org.drools.planner.examples.machinereassignment.domain.MrProcessAssignment;

public class MachineReassignmentSolutionExporter extends AbstractTxtSolutionExporter {

    public static void main(String[] args) {
        new MachineReassignmentSolutionExporter().convertAll();
    }

    public MachineReassignmentSolutionExporter() {
        super(new MachineReassignmentDaoImpl());
    }

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

    public class MachineReassignmentOutputBuilder extends TxtOutputBuilder {

        private MachineReassignment machineReassignment;

        public void setSolution(Solution solution) {
            machineReassignment = (MachineReassignment) solution;
        }

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

    }

}