com.gitee.qdbp.filling.biz.BaseEntityDataFillFieldValueService Maven / Gradle / Ivy

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package com.gitee.qdbp.filling.biz;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import com.gitee.qdbp.able.beans.KeyString;

/**
 * 实体数据填充单一类型处理基础实现类

 * options多个字段以逗号分隔, 默认的填充字段为源字段去掉Id/Code后缀, 加上Name

 * -- createUser,updateUser

 * -- 等于createUser-createUserName,updateUser-updateUserName

 * 也可以自定义转换关系

 * -- creatorId-createUser,updatorId-updateUser

 *
 * @author zhaohuihua
 * @version 20210113
 */
public abstract class BaseEntityDataFillFieldValueService extends BaseEntityDataFillFieldValueBasic {

    /** 查找目标值 (key=sourceValue, value=targetValue) **/
    protected abstract Map findTargetValueMaps(Collection sourceValues);

    @Override
    public void fillFieldValue(Iterable> list, String option) {
        List options = parseOptions(option);

        // # 收集需要填充的信息
        // key=sourceValue
        Map> sourceMaps = collectFillInfos(list, options);
        if (sourceMaps == null || sourceMaps.isEmpty()) {
            return;
        }
        // # 根据sourceValue查询targetValue
        List sourceValues = new ArrayList<>(sourceMaps.keySet()); // 复制副本以防修改
        // key=sourceValue, value=targetValue
        Map targetMaps = findTargetValueMaps(sourceValues);
        if (targetMaps == null || targetMaps.isEmpty()) {
            return;
        }
        // # 将targetValue填充至originalData
        fillValueToOriginalData(sourceMaps, targetMaps);
    }
}