io.gitee.ludii.excel.converts.date.DateNumberReadConverter Maven / Gradle / Ivy

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/*
 * Copyright https://yuque.com/easyexcel All rights reserved.
 */
package io.gitee.ludii.excel.converts.date;

import io.gitee.ludii.excel.converts.ReadAndWriteConverter;
import io.gitee.ludii.excel.enums.CellDataTypeEnum;
import io.gitee.ludii.excel.read.metadata.data.ReadCellData;
import io.gitee.ludii.excel.write.meatadata.data.ExcelWriteFormat;
import io.gitee.ludii.excel.write.meatadata.data.WriteCellData;
import org.apache.poi.ss.usermodel.DateUtil;

import java.math.BigDecimal;
import java.util.Date;

/**
 * Date and number converter
 *
 * @author Jiaju Zhuang
 */
public class DateNumberReadConverter extends ReadAndWriteConverter {

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

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

    @Override
    public Date convertToJavaData(ReadCellData readCellData) {
        BigDecimal numberValue = readCellData.getNumberValue();
        if (numberValue == null) {
            return null;
        } else {
            return DateUtil.getJavaDate(numberValue.doubleValue());
        }
    }

    @Override
    public WriteCellData convertToExcelData(Date value, ExcelWriteFormat excelWriteFormat) {
        if (value == null) {
            return new WriteCellData<>(CellDataTypeEnum.DATE);
        }
        return new WriteCellData<>(value);
    }

    @Override
    protected void setDefaultDataFormatPattern(WriteCellData writeCellData) {
        writeCellData.setDataFormatPattern(DEFAULT_DATE_PATTER);
    }
}