iailab-framework/iailab-common-excel/src/main/java/com/iailab/framework/excel/core/convert/JsonConvert.java

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package com.iailab.framework.excel.core.convert;

import com.iailab.framework.common.util.json.JsonUtils;
import com.alibaba.excel.converters.Converter;
import com.alibaba.excel.enums.CellDataTypeEnum;
import com.alibaba.excel.metadata.GlobalConfiguration;
import com.alibaba.excel.metadata.data.WriteCellData;
import com.alibaba.excel.metadata.property.ExcelContentProperty;

/**
 * Excel Json 转换器
 *
 * @author iailab
 */
public class JsonConvert implements Converter<Object> {

    @Override
    public Class<?> supportJavaTypeKey() {
        throw new UnsupportedOperationException("暂不支持，也不需要");
    }

    @Override
    public CellDataTypeEnum supportExcelTypeKey() {
        throw new UnsupportedOperationException("暂不支持，也不需要");
    }

    @Override
    public WriteCellData<String> convertToExcelData(Object value, ExcelContentProperty contentProperty,
                                                    GlobalConfiguration globalConfiguration) {
        // 生成 Excel 小表格
        return new WriteCellData<>(JsonUtils.toJsonString(value));
    }

}