如何以POI Word格式创建电子邮件链接

public void example() throws Exception{        XWPFdocument document = new XWPFdocument();         //Append a link to         appendExternalHyperlink("https://poi.apache.org", " link to POI", document.createParagraph());        document.write(new FileOutputStream("resultat.docx"));    }        public static void appendExternalHyperlink(String url, String text, XWPFParagraph paragraph){        //Add the link as External relationship        String id=paragraph.getdocument().getPackagePart().addExternalRelationship(url, XWPFRelation.HYPERlink.getRelation()).getId();        //Append the link and bind it to the relationship        CTHyperlink clink=paragraph.getCTP().addNewHyperlink();        clink.setId(id);        //Create the linked text        CTText ctText=CTText.Factory.newInstance();        ctText.setStringValue(text);        CTR ctr=CTR.Factory.newInstance();        ctr.setTArray(new CTText[]{ctText});        //Insert the linked text into the link        clink.setRArray(new CTR[]{ctr});    }