写docx

   org.apache.poi
   poi
   4.0.0


   org.apache.poi
   poi-ooxml
   4.0.0

String str = "121231231321312321312";
XWPFDocument docx = new XWPFDocument();
XWPFParagraph par = docx.createParagraph();
XWPFRun run = par.createRun();
run.setText(str);
ByteArrayOutputStream bOutput = new ByteArrayOutputStream();
docx.write(bOutput);
byte b [] = bOutput.toByteArray();
bOutput.close();
docx.close();
String url = AliOSSUtil.uploadBytesFile(".docx", b);
System.out.println(url);

System.out.println("---------------------------");