whycxzp
2022-09-07 cc1ab4b07fdb98403aec1e92dff06a6e3d1458ed
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package com.whyc.service;
 
import com.whyc.pojo.Software;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.ss.usermodel.*;
import org.springframework.stereotype.Service;
 
import java.io.IOException;
import java.io.InputStream;
import java.util.LinkedList;
import java.util.List;
 
@Service
public class SoftwareService {
 
    public List<Software> excelParse(InputStream inputStream) throws IOException, InvalidFormatException {
        List<Software> softwareList = new LinkedList<>();
 
        Workbook workbook = null;
        workbook = WorkbookFactory.create(inputStream);
        inputStream.close();
        //取第一个sheet表
        Sheet sheet = workbook.getSheetAt(0);
        int lastRowNum = sheet.getLastRowNum();
        //固定5列
        short cellNum = 5;
        //取固定部分值
        Software common = new Software();
        common.setFileName(sheet.getRow(2).getCell(2).getStringCellValue());
        String typeStr = sheet.getRow(3).getCell(2).getStringCellValue();
        String[] typeArr = typeStr.split(" ");
 
        //第8行开始,倒数第2行截止
        for (int i = 0; i < lastRowNum+1; i++) {
            Software software = new Software();
            //取第3列,第5列
            for (int j = 1; j < cellNum; j++) {
                Row row = sheet.getRow(i);
                Cell cell = row.getCell(j);
                if(j == 2){
                    cell.setCellType(Cell.CELL_TYPE_STRING);
                }
                String cellValue = cell.getStringCellValue();
 
                switch (j){
 
                }
            }
            softwareList.add(software);
        }
 
        return softwareList;
 
    }
 
}