我有以下代码来填写Excel文件,
我使用 Jsoup 从互联网上获得的信息。
package knvbj;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.nodes.TextNode;
import org.jsoup.select.Elements;
public class KNVBJ {
private static int Clnummer=1;
public static void main(String[] args) throws IOException {
FileOutputStream out = new FileOutputStream("/Users/muratcanpinar/Downloads/KNVBJ/build/classes/knvbj/ClubInformation.xlsx");
List<String> urlList = ReadXlsx.readXlsx();
urlList.get(1);
for (String url : urlList) {
System.out.println("url: " + url);
}
for (int i = 0; i < urlList.size(); i++) {
Document doc = Jsoup.connect(urlList.get(i))
.data("query", "Java")
.userAgent("Mozilla")
.cookie("auth", "token")
.timeout(3000)
.post();
Element content1 = doc.getElementsByClass("details").first();
String body = content1.toString();
Document docb = Jsoup.parseBodyFragment(body);
Element bbd = docb.body();
String kkj = bbd.toString();
Document finalDocument = Jsoup.parse(kkj);
Element ClubName = finalDocument.getElementsByClass("title").first();
String NameOfClub = ClubName.text();
System.out.println(NameOfClub);
Element Adres = finalDocument.getElementsByClass("text").get(1);
String[] addressParts = Adres.html().split("<br />");
String SplitString;
String PlaatsName;
String Straat;
String telNo;
String Accommodatie;
String Postcode;
Accommodatie = addressParts[0].trim();
Straat = addressParts[1].trim();
SplitString = addressParts[2].trim();
telNo = addressParts[3].trim();
String splitted[]= SplitString.split(" ");
Postcode = splitted[0];
PlaatsName = splitted[1];
System.out.println(Accommodatie + " " + Straat + " " + " postcode " + Postcode + " Plaatsname " + PlaatsName+ " "+ telNo);
Elements anchors = finalDocument.getElementsByTag("a");
String email = anchors.get(1).text();
String fname = "/Users/muratcanpinar/Downloads/KNVBJ/src/knvbj/Voetbalclubs.xlsx";
InputStream inp = new FileInputStream(fname);
Workbook wb = new XSSFWorkbook(inp);
Sheet sheet = wb.getSheetAt(0);
Row r1 = sheet.getRow(0);
r1.createCell(Clnummer++).setCellValue(NameOfClub);
r1.createCell(Clnummer++).setCellValue(Accommodatie);
r1.createCell(Clnummer++).setCellValue(Straat);
r1.createCell(Clnummer++).setCellValue(Postcode);
r1.createCell(Clnummer++).setCellValue(PlaatsName);
r1.createCell(Clnummer++).setCellValue(telNo);
r1.createCell(Clnummer++).setCellValue(email);
wb.write(out);
}
out.close();
}
}
使用上面的代码我可以只填充一行,然后得到这个错误
Exception in thread "main" org.apache.poi.openxml4j.exceptions.OpenXML4JRuntimeException: Fail to save: an error occurs while saving the package : The part /docProps/app.xml fail to be saved in the stream with marshaller org.apache.poi.openxml4j.opc.internal.marshallers.DefaultMarshaller@f46fdc1
at org.apache.poi.openxml4j.opc.ZipPackage.saveImpl(ZipPackage.java:479)
at org.apache.poi.openxml4j.opc.OPCPackage.save(OPCPackage.java:1414)
at org.apache.poi.POIXMLDocument.write(POIXMLDocument.java:179)
at knvbj.KNVBJ.main(KNVBJ.java:101)
Caused by: org.apache.poi.openxml4j.exceptions.OpenXML4JException: The part /docProps/app.xml fail to be saved in the stream with marshaller org.apache.poi.openxml4j.opc.internal.marshallers.DefaultMarshaller@f46fdc1
at org.apache.poi.openxml4j.opc.ZipPackage.saveImpl(ZipPackage.java:470)
... 3 more
Java Result: 1
谁能告诉我我在做什么四?多谢。
问题出在你的FileOutputStream
多变的out
同一事物被多次使用Workbook
。打开和关闭FileOutputStream
out
在循环内修复您的异常。 POI 和/或 xml/zip 库不喜欢多次使用同一个流。
如果您使用与 1 循环相同的代码,它可以工作,而对于 2 循环,它会因您遇到的异常而崩溃。
这是一个快速修复,用一个简单的代码来替换 JSoup 代码的功能:
private static int Clnummer = 1;
public static void main(String[] args) throws IOException {
for (int i = 0; i < 2; i++) {
FileOutputStream out = new FileOutputStream("yourfilePath");
String NameOfClub = "Potaoes club";
System.out.println(NameOfClub);
String PlaatsName;
String Straat;
String telNo;
String Accommodatie;
String Postcode;
Accommodatie = "123";
Straat = "Potatoes club street";
telNo = "123456789";
Postcode = "P0P0P0";
PlaatsName = "PotatoCity";
String email = "[email protected]";
String fname = "guessing this is a template file";
InputStream inp = new FileInputStream(fname);
Workbook wb = new XSSFWorkbook(inp);
Sheet sheet = wb.getSheetAt(0);
Row r1 = sheet.getRow(0);
r1.createCell(Clnummer++).setCellValue(NameOfClub);
r1.createCell(Clnummer++).setCellValue(Accommodatie);
r1.createCell(Clnummer++).setCellValue(Straat);
r1.createCell(Clnummer++).setCellValue(Postcode);
r1.createCell(Clnummer++).setCellValue(PlaatsName);
r1.createCell(Clnummer++).setCellValue(telNo);
r1.createCell(Clnummer++).setCellValue(email);
wb.write(out);
out.close();
}
}
}
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