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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 2018 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.flightcrewscheduling.domain;

import java.util.Comparator;

import org.optaplanner.core.api.domain.entity.PlanningEntity;
import org.optaplanner.core.api.domain.variable.PlanningVariable;
import org.optaplanner.examples.common.domain.AbstractPersistable;

@PlanningEntity
public class FlightAssignment extends AbstractPersistable implements Comparable {

    private static final Comparator PILLAR_SEQUENCE_COMPARATOR = Comparator
            .comparing((FlightAssignment a) -> a.getFlight().getDepartureUTCDateTime())
            .thenComparing(a -> a.getFlight().getArrivalUTCDateTime())
            .thenComparing(FlightAssignment::getIndexInFlight);

    private Flight flight;
    private int indexInFlight;
    private Skill requiredSkill;

    @PlanningVariable(valueRangeProviderRefs = { "employeeRange" })
    private Employee employee;

    public FlightAssignment() {
    }

    public long getFlightDurationInMinutes() {
        return flight.getDurationInMinutes();
    }

    @Override
    public String toString() {
        return flight + "-" + indexInFlight;
    }

    // ************************************************************************
    // Simple getters and setters
    // ************************************************************************

    public Flight getFlight() {
        return flight;
    }

    public void setFlight(Flight flight) {
        this.flight = flight;
    }

    public int getIndexInFlight() {
        return indexInFlight;
    }

    public void setIndexInFlight(int indexInFlight) {
        this.indexInFlight = indexInFlight;
    }

    public Skill getRequiredSkill() {
        return requiredSkill;
    }

    public void setRequiredSkill(Skill requiredSkill) {
        this.requiredSkill = requiredSkill;
    }

    public Employee getEmployee() {
        return employee;
    }

    public void setEmployee(Employee employee) {
        this.employee = employee;
    }

    @Override
    public int compareTo(FlightAssignment o) {
        return PILLAR_SEQUENCE_COMPARATOR.compare(this, o);
    }
}