String getDataFromURL(String u){ if(u.indexOf("?")>0) u = u + "&rnd="+Math.random(); else u = u + "?rnd="+Math.random(); url = new URL(u); is = url.openStream(); dis = new DataInputStream(new BufferedInputStream(is)); String r = ""; while ((line = dis.readLine()) != null) { r += line; } return r; } org.w3c.dom.Document getXMLfromString(String r) { javax.xml.parsers.DocumentBuilderFactory docBuilderFactory = javax.xml.parsers.DocumentBuilderFactory.newInstance(); javax.xml.parsers.DocumentBuilder docBuilder = docBuilderFactory.newDocumentBuilder(); StringReader reader = new StringReader(r); org.xml.sax.InputSource inputSource = new org.xml.sax.InputSource( reader ); org.w3c.dom.Document doc = docBuilder.parse(inputSource); reader.close(); doc.getDocumentElement().normalize(); return doc; }
// XML from String Example xml = getXMLfromString("This is great!Ich"); System.out.println ("Zitat: " + xml.getElementsByTagName("QuoteOfTheDay").item(0).getFirstChild().getNodeValue()); System.out.println ("Von: " + xml.getElementsByTagName("Author").item(0).getFirstChild().getNodeValue());
This is great!Ich
ausführen
result = getDataFromURL("http://www.swanandmokashi.com/HomePage/WebServices/QuoteOfTheDay.asmx/GetQuote"); xml = getXMLfromString(result); System.out.println ("Zitat: " + xml.getElementsByTagName("QuoteOfTheDay").item(0).getFirstChild().getNodeValue()); System.out.println ("Von: " + xml.getElementsByTagName("Author").item(0).getFirstChild().getNodeValue());
// manchmal ist der Webservice unerreichbar und es kommt nur eine Fehlermeldung :-( result = getDataFromURL("http://www.webservicex.net/CurrencyConvertor.asmx/ConversionRate?FromCurrency=EUR&ToCurrency=CHF"); System.out.println(result); result = getDataFromURL("http://www.webservicex.net/geoipservice.asmx/GetGeoIP?IPAddress=192.41.150.10"); System.out.println(result);