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package com.easy.query.api4j.sql.impl;

import com.easy.query.api4j.sql.SQLGroupBySelector;
import com.easy.query.core.expression.parser.core.base.ColumnGroupSelector;
import com.easy.query.core.expression.parser.core.base.core.SQLPropertyNative;
import com.easy.query.core.util.EasyObjectUtil;

/**
 * @author xuejiaming
 * @Description: 文件说明
 * @Date: 2023/2/12 21:36
 */
public class SQLGroupBySelectorImpl implements SQLGroupBySelector {

    private final ColumnGroupSelector groupBySelector;

    public SQLGroupBySelectorImpl(ColumnGroupSelector groupBySelector) {
        this.groupBySelector = groupBySelector;
    }


    @Override
    public ColumnGroupSelector getGroupBySelector() {
        return groupBySelector;
    }

    @Override
    public  SQLPropertyNative getSQLPropertyNative() {
        return EasyObjectUtil.typeCastNullable(groupBySelector);
    }

    @Override
    public SQLGroupBySelector castChain() {
        return this;
    }
}