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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 2016 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.taskassigning.domain;

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

@PlanningEntity
public abstract class TaskOrEmployee extends AbstractPersistable {

    // Shadow variables
    @InverseRelationShadowVariable(sourceVariableName = "previousTaskOrEmployee")
    protected Task nextTask;

    public TaskOrEmployee() {
    }

    public TaskOrEmployee(long id) {
        super(id);
    }

    public Task getNextTask() {
        return nextTask;
    }

    public void setNextTask(Task nextTask) {
        this.nextTask = nextTask;
    }

    /**
     * @return sometimes null
     */
    public abstract Integer getEndTime();

    /**
     * @return sometimes null
     */
    public abstract Employee getEmployee();

}