private List<Map<String,String>> logicsidi(String url) { List<Map<String,String>> list = new ArrayList<Map<String,String>>(); try { Document doco; if("http://www.cquae.com/unpub/pros.xml".equals(url) || "http://www.cbex.com.cn/unpub/bj.xml".equals(url)){ DocumentBuilderFactory dbfo = DocumentBuilderFactory.newInstance(); dbfo.setCoalescing(true); DocumentBuilder dbyo = dbfo.newDocumentBuilder(); doco = dbyo.parse(url); }else{ StringBuffer result = new StringBuffer(""); URL connect = new URL(url.toString()); URLConnection connection = connect.openConnection(); connection.setDoOutput(true); connection.setRequestProperty("User-Agent","Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt)"); BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream(),"UTF-8")); connection.getInputStream(); String line; while ((line = reader.readLine()) != null) { result.append(line); result.append("\r\n"); } StringReader sr = new StringReader(result.toString()); InputSource is = new InputSource(sr); DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); DocumentBuilder builder = factory.newDocumentBuilder(); doco = builder.parse(is); line = null; sr.close(); } NodeList nlo = doco.getElementsByTagName("pubPrice"); NodeList nllo = doco.getElementsByTagName("title"); NodeList n23o = doco.getElementsByTagName("link"); NodeList pubDate = doco.getElementsByTagName("pubDate"); NodeList proNo = doco.getElementsByTagName("proNo"); int numgp = 0; if ((numgp++) < 3) { if (nlo.getLength() > 0) { for (int j = 0; j < nlo.getLength(); j++) { String str1 = nlo.item(j).getFirstChild().getNodeValue(); Double str22 = 0.0; String s = null; try { str22 = Double.valueOf(str1); DecimalFormat format = new DecimalFormat("0.000000"); s = format.format(str22); } catch (NumberFormatException e) { e.printStackTrace(); s = str1; } int xo = j + 1; String str2 = n23o.item(xo).getFirstChild().getNodeValue(); int xy = j + 1; String str3 = nllo.item(xy).getFirstChild().getNodeValue(); String sj = pubDate.item(j).getFirstChild().getNodeValue(); String bh = proNo.item(j).getFirstChild().getNodeValue(); Map<String,String> map = new HashMap<String,String>(); map.put("xmbh",bh); map.put("name",str3); map.put("href",str2); map.put("price",s); map.put("date",sj); list.add(map); } } } } catch (MalformedURLException e) { e.printStackTrace(); return null; } catch (UnsupportedEncodingException e) { e.printStackTrace(); return null; } catch (DOMException e) { e.printStackTrace(); return null; } catch (IOException e) { e.printStackTrace(); return null; } catch (ParserConfigurationException e) { e.printStackTrace(); return null; } catch (SAXException e) { e.printStackTrace(); return null; } return list; } 原文链接：https://www.f2er.com/xml/294540.html