org.dbflute.cbean.result.grouping.GroupingOption Maven / Gradle / Ivy

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The runtime library of DBFlute
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/*
 * Copyright 2014-2021 the original author or authors.
 *
 * 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.dbflute.cbean.result.grouping;

/**
 * The class of option for grouping.
 * @param   The type of entity.
 * @author jflute
 */
public class GroupingOption {

    // ===================================================================================
    //                                                                           Attribute
    //                                                                           =========
    protected int _elementCount;
    protected GroupingRowEndDeterminer _groupingRowEndDeterminer;

    // ===================================================================================
    //                                                                         Constructor
    //                                                                         ===========
    public GroupingOption() {
    }

    public GroupingOption(int elementCount) {
        _elementCount = elementCount;
    }

    // ===================================================================================
    //                                                                         Easy-to-Use
    //                                                                         ===========
    public GroupingOption byCount(int elementCount) {
        _elementCount = elementCount;
        return this;
    }

    public GroupingOption determineEnd(GroupingRowEndDeterminer endDeterminer) {
        _groupingRowEndDeterminer = endDeterminer;
        return this;
    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    public String toString() {
        return "{" + _elementCount + ", " + _groupingRowEndDeterminer + "}";
    }

    // ===================================================================================
    //                                                                            Accessor
    //                                                                            ========
    public int getElementCount() {
        return _elementCount;
    }

    public GroupingRowEndDeterminer getGroupingRowEndDeterminer() {
        return _groupingRowEndDeterminer;
    }

    public void setGroupingRowEndDeterminer(GroupingRowEndDeterminer groupingRowEndDeterminer) {
        _groupingRowEndDeterminer = groupingRowEndDeterminer;
    }
}