All Downloads are FREE. Search and download functionalities are using the official Maven repository.

com.mobaijun.easyexcel.convert.ExcelDictConvert Maven / Gradle / Ivy

Go to download

Simplify the operating components of excel with Alibaba's easyexcel

There is a newer version: 3.0.9
Show newest version
/*
 * Copyright (C) 2022 [www.mobaijun.com]
 *
 * 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
 *
 *         https://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 com.mobaijun.easyexcel.convert;

import cn.hutool.core.annotation.AnnotationUtil;
import cn.hutool.core.convert.Convert;
import cn.hutool.core.util.ObjectUtil;
import com.alibaba.excel.converters.Converter;
import com.alibaba.excel.enums.CellDataTypeEnum;
import com.alibaba.excel.metadata.GlobalConfiguration;
import com.alibaba.excel.metadata.data.ReadCellData;
import com.alibaba.excel.metadata.data.WriteCellData;
import com.alibaba.excel.metadata.property.ExcelContentProperty;
import com.mobaijun.core.service.DictService;
import com.mobaijun.core.spring.SpringUtil;
import com.mobaijun.easyexcel.annotation.ExcelDictFormat;
import com.mobaijun.easyexcel.util.ExcelUtil;
import io.micrometer.common.util.StringUtils;
import java.lang.reflect.Field;
import lombok.extern.slf4j.Slf4j;

/**
 * Description: 字典格式化转换处理
 * Author: [mobaijun]
 * Date: [2024/8/20 18:19]
 * IntelliJ IDEA Version: [IntelliJ IDEA 2023.1.4]
 */
@Slf4j
public class ExcelDictConvert implements Converter {

    @Override
    public Class supportJavaTypeKey() {
        return Object.class;
    }

    @Override
    public CellDataTypeEnum supportExcelTypeKey() {
        return null;
    }

    @Override
    public Object convertToJavaData(ReadCellData cellData, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
        ExcelDictFormat anno = getAnnotation(contentProperty.getField());
        String type = anno.dictType();
        String label = cellData.getStringValue();
        String value;
        if (StringUtils.isBlank(type)) {
            value = ExcelUtil.reverseByExp(label, anno.readConverterExp(), anno.separator());
        } else {
            value = SpringUtil.getBean(DictService.class).getDictValue(type, label, anno.separator());
        }
        return Convert.convert(contentProperty.getField().getType(), value);
    }

    @Override
    public WriteCellData convertToExcelData(Object object, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
        if (ObjectUtil.isNull(object)) {
            return new WriteCellData<>("");
        }
        ExcelDictFormat anno = getAnnotation(contentProperty.getField());
        String type = anno.dictType();
        String value = Convert.toStr(object);
        String label;
        if (StringUtils.isBlank(type)) {
            label = ExcelUtil.convertByExp(value, anno.readConverterExp(), anno.separator());
        } else {
            label = SpringUtil.getBean(DictService.class).getDictLabel(type, value, anno.separator());
        }
        return new WriteCellData<>(label);
    }

    private ExcelDictFormat getAnnotation(Field field) {
        return AnnotationUtil.getAnnotation(field, ExcelDictFormat.class);
    }
}
    

    

    

            

    

            



    
    






    
© 2015 - 2024 Weber Informatics LLC | Privacy Policy