讀xml節點

FutureData fdata=new FutureData();    DocumentBuilderFactory dbfactory = DocumentBuilderFactory.newInstance();    DocumentBuilder builder = dbfactory.newDocumentBuilder();        InputStream in;    URL url = new java.net.URL(targetUrl);    HttpURLConnection connection = (HttpURLConnection)url.openConnection();    connection.setConnectTimeout(5000);    connection.connect();    int aa = connection.getResponseCode();    in = connection.getInputStream();    connection = (HttpURLConnection) url.openConnection();            Document doc = builder.parse(in);    //得到Document的根（節點名：article）    Element root = doc.getDocumentElement();    //根節點標記名：" + root.getTagName());    NodeList list = root.getElementsByTagName("Table");    System.out.println(list.getLength());    for (int i = 0; i < list.getLength(); i++) {          Element element = (Element) list.item(i);     //oid     NodeList bzList = element.getElementsByTagName("OID");     Element titleElement = (Element) bzList.item(0);     String oid = titleElement.getFirstChild().getNodeValue();     //variety     NodeList hlList = element.getElementsByTagName("Variety");     Element hlElement = (Element) hlList.item(0);     String variety = hlElement.getFirstChild().getNodeValue();         //price     NodeList priceList=element.getElementsByTagName("Price");     Element priceElement=(Element)priceList.item(0);     String price=priceElement.getFirstChild().getNodeValue();     //dr     NodeList drList=element.getElementsByTagName("DR");     Element drElement=(Element)drList.item(0);     String dr=drElement.getFirstChild().getNodeValue();          fdata=new FutureData();     fdata.setOid(oid);     fdata.setVariety(variety);     fdata.setPrice(price);     fdata.setDr(dr);     xList.add(fdata);    }