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2025-01-17 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >
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In this issue, the editor will bring you how to read and import Java's poi technology into Excel. The article is rich in content and analyzes and describes for you from a professional point of view. I hope you can get something after reading this article.
Project structure:
The Excel file used:
XlsMain .java class
/ / this class has a main method, which is mainly responsible for running the program, and it also contains reading Excel with poi (version 2003).
Import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.List; import org.apache.poi.hssf.usermodel.HSSFCell; import org.apache.poi.hssf.usermodel.HSSFRow; import org.apache.poi.hssf.usermodel.HSSFSheet; import org.apache.poi.hssf.usermodel.HSSFWorkbook / * @ author Hongten * * reference address: http://hao0610.iteye.com/blog/1160678 * * / public class XlsMain {public static void main (String [] args) throws IOException {XlsMain xlsMain = new XlsMain (); XlsDto xls = null; List list = xlsMain.readXls () Try {XlsDto2Excel.xlsDto2Excel (list);} catch (Exception e) {e.printStackTrace ();} for (int I = 0; I < list.size (); iTunes +) {xls = (XlsDto) list.get (I) System.out.println (xls.getXh () + "+ xls.getXm () +" + xls.getYxsmc () + "+ xls.getKcm () +" + xls.getCj ()) }} / * read xls file contents * * @ return List object * @ throws IOException * input / output exception * / private List readXls () throws IOException {InputStream is = new FileInputStream ("pldrxkxxmb.xls"); HSSFWorkbook hssfWorkbook = new HSSFWorkbook (is) XlsDto xlsDto = null; List list = new ArrayList (); / / Circular worksheet Sheet for (int numSheet = 0; numSheet < hssfWorkbook.getNumberOfSheets (); numSheet++) {HSSFSheet hssfSheet = hssfWorkbook.getSheetAt (numSheet); if (hssfSheet = = null) {continue } / / Loop line Row for (int rowNum = 1; rowNum
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