com.alibaba.excel.converters.localdatetime.LocalDateTimeNumberConverter Maven / Gradle / Ivy

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package com.alibaba.excel.converters.localdatetime;

import java.math.BigDecimal;
import java.time.LocalDateTime;

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.alibaba.excel.util.DateUtils;

import org.apache.poi.ss.usermodel.DateUtil;

/**
 * LocalDateTime and number converter
 *
 * @author Jiaju Zhuang
 */
public class LocalDateTimeNumberConverter implements Converter {

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

    @Override
    public CellDataTypeEnum supportExcelTypeKey() {
        return CellDataTypeEnum.NUMBER;
    }

    @Override
    public LocalDateTime convertToJavaData(ReadCellData cellData, ExcelContentProperty contentProperty,
        GlobalConfiguration globalConfiguration) {
        if (contentProperty == null || contentProperty.getDateTimeFormatProperty() == null) {
            return DateUtils.getLocalDateTime(cellData.getNumberValue().doubleValue(),
                globalConfiguration.getUse1904windowing());
        } else {
            return DateUtils.getLocalDateTime(cellData.getNumberValue().doubleValue(),
                contentProperty.getDateTimeFormatProperty().getUse1904windowing());
        }
    }

    @Override
    public WriteCellData convertToExcelData(LocalDateTime value, ExcelContentProperty contentProperty,
        GlobalConfiguration globalConfiguration) {
        if (contentProperty == null || contentProperty.getDateTimeFormatProperty() == null) {
            return new WriteCellData<>(
                BigDecimal.valueOf(DateUtil.getExcelDate(value, globalConfiguration.getUse1904windowing())));
        } else {
            return new WriteCellData<>(BigDecimal.valueOf(
                DateUtil.getExcelDate(value, contentProperty.getDateTimeFormatProperty().getUse1904windowing())));
        }
    }
}