apache poi處理excel表格
阿新 • • 發佈：2019-06-27
匯入 apache poi jar包
excel檔案
jsp上傳excel檔案
<%@ page contentType="text/html;charset=UTF-8" language="java" %> <html> <head> <script type="text/javascript" src="${pageContext.request.contextPath}/js/jquery-1.8.3.js"></script> <script type="text/javascript" src="${pageContext.request.contextPath}/js/jquery.ocupload-1.1.2.js"></script> <title>Title</title> <script type="text/javascript"> $(function () { $("#button-import").upload({ action: "${pageContext.request.contextPath}/regionAction_importExcel", name: "excelFile" }) }); </script> </head> <body> <input type="button" id="uploadbtn" value="一鍵上傳"> </body> </html>
讀取儲存資料庫
public class RegionAction extends BaseAction<Region> {
@Autowired
private RegionService regionService;
private File excelFile;
public RegionAction() throws IllegalAccessException, InstantiationException {
}
public void setExcelFile(File excelFile) {
this.excelFile = excelFile;
}
public String importExcel() throws IOException {
//System.out.println(excelFile.getAbsolutePath());
HSSFWorkbook workbook = new HSSFWorkbook(new FileInputStream(excelFile));
HSSFSheet sheet = workbook.getSheetAt(0);
List<Region> regions = new ArrayList<>();
for (Row row : sheet) {
String id = row.getCell(0).getStringCellValue();
String province = row.getCell(1).getStringCellValue();
String city = row.getCell(2).getStringCellValue();
String district = row.getCell(3).getStringCellValue();
String postcode = row.getCell(4).getStringCellValue();
Region region = new Region(id, province, city, district, postcode);
regions.add(region);
}
regions.remove(0);
//儲存資料庫
regionService.saveAll(regions);
return SUCCESS;
}
}