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package com.ruoyi.common.convert;
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.CellData;
import com.alibaba.excel.metadata.GlobalConfiguration;
import com.alibaba.excel.metadata.property.ExcelContentProperty;
import lombok.extern.slf4j.Slf4j;
import java.math.BigDecimal;
/**
* 大数值转换
* Excel 数值长度位15位 大于15位的数值转换位字符串
*
* @author Lion Li
*/
@Slf4j
public class ExcelBigNumberConvert implements Converter<Long> {
2022-01-11 16:58:47 +08:00
@Override
public Class<Long> supportJavaTypeKey() {
return Long.class;
}
@Override
public CellDataTypeEnum supportExcelTypeKey() {
return CellDataTypeEnum.STRING;
}
@Override
public Long convertToJavaData(CellData cellData, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
return Convert.toLong(cellData.getData());
}
@Override
public CellData<Object> convertToExcelData(Long object, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
if (ObjectUtil.isNotNull(object)) {
String str = Convert.toStr(object);
if (str.length() > 15) {
return new CellData<>(str);
}
}
CellData<Object> cellData = new CellData<>(new BigDecimal(object));
cellData.setType(CellDataTypeEnum.NUMBER);
return cellData;
}
}