/*
 * Copyright 2020 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.core.config.heuristic.selector.entity;

import javax.xml.bind.annotation.XmlEnum;

import org.optaplanner.core.api.domain.entity.PlanningEntity;

/**
 * The manner of sorting {@link PlanningEntity} instances.
 */

@XmlEnum
public enum EntitySorterManner {
    NONE,
    DECREASING_DIFFICULTY,
    DECREASING_DIFFICULTY_IF_AVAILABLE;
}
