Java Access WebService method of returning XML data

The example in this article describes the Java Access WebService method of returning XML data. Share to everyone for your reference. as follows:

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Import java.io.IOException; Import Java.io.InputStream; Import java.net.MalformedURLException; Import Java.net.URL; Import java.net.URLConnection; Import java.io.FileNotFoundException; Import Java.io.FileOutputStream; Import Java.io.PrintWriter; Import org.w3c.dom.Document; Import org.w3c.dom.DOMException; Import org.xml.sax.SAXException; Import Javax.xml.parsers.DocumentBuilder; Import Javax.xml.parsers.DocumentBuilderFactory; Import javax.xml.parsers.ParserConfigurationException; Import Javax.xml.transform.OutputKeys; Import Javax.xml.transform.Transformer; Import javax.xml.transform.TransformerConfigurationException; Import javax.xml.transform.TransformerException; Import Javax.xml.transform.TransformerFactory; Import Javax.xml.transform.dom.DOMSource; Import Javax.xml.transform.stream.StreamResult; /*** * @author Xuechong * 6/11/2010 16:58 * Domxmlstring.java * Overview: Pure Java access to remote WebService interface returns XML-formatted data stored locally/public class domxmlstring{private static String Services_host = "Www.webxmL.com.cn "; Remote WebService interface URL private static String Netdata_url = "http://webservice.webxml.com.cn/WebServices/WeatherWS.asmx/ Getregionprovince "; Accessing the XML format data returned by the remote WebService interface is saved in the local absolute path private static String Local_pc_savefile_url = "e:datatest/ Netdatatolocalfile.xml "; Private domxmlstring () {} public static void Main (string[] args) throws exception{Document document = Getprovincecode (NETD Ata_url); Hellook (document, Local_pc_savefile_url); /* Returns a Document Object/public static document Getprovincecode (String netxmldataurl) {document document = NULL; Documentbuilderfactory DOCUMENTBF = Documentbuilderfactory.newinstance (); Documentbf.setnamespaceaware (TRUE); try{Documentbuilder documentb = Documentbf.newdocumentbuilder (); InputStream InputStream = Getsoapinputstream (Netxmldataurl); Specific WebService Related document = Documentb.parse (InputStream); Inputstream.close (); }catch (domexception e) {e.printstacktrace (); return null;} catch (Parserconfigurationexception e) {e.printstacktrace (); return null; }catch (saxexception e) {e.printstacktrace (); return null;} catch (IOException e) {e.printstacktrace (); return null;} return document; /* * Return InputStream object/public static InputStream getsoapinputstream (String url) {InputStream inputstream = null; try{URL U rlobj = new URL (URL); URLConnection urlconn = Urlobj.openconnection (); Urlconn.setrequestproperty ("Host", services_host); Specific WebService related urlconn.connect (); InputStream = Urlconn.getinputstream (); }catch (malformedurlexception e) {e.printstacktrace ();} catch (IOException e) {e.printstacktrace ();} return inputstream; }/* The XML format string returned after accessing remote (WEBSERVICE) XML data is born into a local file/public static void Hellook (document document, String Savafileurl) { Transformerfactory transf = Transformerfactory.newinstance (); try{Transformer Transformer = Transf.newtransformer (); Domsource Source = new Domsource (document); Transformer.setoutputproperty (outputkeys.encoding, "UTF-8"); Transformer.setoutputproperty (outputkeys.indent, "YES"); PrintWriter pw = new Printwriter (new FileOutputStream (Savafileurl)); Streamresult result = new Streamresult (PW); Transformer.transform (source, result); SYSTEM.OUT.PRINTLN ("Generate XML File Success!"); }catch (transformerconfigurationexception e) {System.out.println (E.getmessage ());} catch (IllegalArgumentException e) {System.out.println (E.getmessage ());} catch (FileNotFoundException e) {System.out.println (E.getmessage ());} catch (Transformerexception e) {System.out.println (E.getmessage ());}} }

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