Nonsense, this was just a bug in the UDP transport. See r947440. On Sun, May 23, 2010 at 17:33, Martin Gainty <[email protected]> wrote: > if instance declaration is > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > then the declaration for xsi:type="ax21:GetQuoteResponse" > > which assumes your type must be a qname (does this definition exist?) > Here is example > http://www.ibm.com/developerworks/webservices/library/ws-soapmap1/#listing2 > > ? > Martin > ______________________________________________ > Verzicht und Vertraulichkeitanmerkung/Note de déni et de confidentialité > > Diese Nachricht ist vertraulich. Sollten Sie nicht der vorgesehene > Empfaenger sein, so bitten wir hoeflich um eine Mitteilung. Jede unbefugte > Weiterleitung oder Fertigung einer Kopie ist unzulaessig. Diese Nachricht > dient lediglich dem Austausch von Informationen und entfaltet keine > rechtliche Bindungswirkung. Aufgrund der leichten Manipulierbarkeit von > E-Mails koennen wir keine Haftung fuer den Inhalt uebernehmen. > > Ce message est confidentiel et peut être privilégié. Si vous n'êtes pas le > destinataire prévu, nous te demandons avec bonté que pour satisfaire > informez l'expéditeur. N'importe quelle diffusion non autorisée ou la copie > de ceci est interdite. Ce message sert à l'information seulement et n'aura > pas n'importe quel effet légalement obligatoire. Étant donné que les email > peuvent facilement être sujets à la manipulation, nous ne pouvons accepter > aucune responsabilité pour le contenu fourni. > > > > > ________________________________ > Date: Sun, 23 May 2010 20:12:15 +0530 > Subject: Error While Invoking Service Over UDP > From: [email protected] > To: [email protected] > > Hi Devs, > I'm trying to invoke a simple web service over UDP. I have properly > configured and exposed my service (SimpleStockQuoteService in Synapse) over > UDP transport and I use the following client to invoke the service: > public static void main(String[] args) throws Exception { > String request = > "<m0:getQuote xmlns:m0=\"http://services.samples\";>" + > "<m0:request>" + > "<m0:symbol>IBM</m0:symbol>" + > "</m0:request>" + > "</m0:getQuote>"; > ConfigurationContext cfgCtx = > > ConfigurationContextFactory.createConfigurationContextFromFileSystem( > CLIENT_HOME + "/client_repo", > CLIENT_HOME + "/client_repo/conf/axis2.xml"); > ServiceClient client = new ServiceClient(cfgCtx, null); > client.engageModule("addressing"); > Options options = new Options(); > options.setTo(new > EndpointReference("udp://localhost:9999/services/SimpleStockQuoteService?contentType=text/xml")); > options.setAction("urn:getQuote"); > client.setOptions(options); > OMElement res = client.sendReceive(AXIOMUtil.stringToOM(request)); > > System.out.println(res); // *************************************** > client.cleanup(); > System.out.println("VALUE: " + parseStandardQuoteResponse(res)); > } > public static String parseStandardQuoteResponse(OMElement result) throws > Exception { > AXIOMXPath xPath = new AXIOMXPath("//ns:last"); > xPath.addNamespace("ns","http://services.samples/xsd";); > OMElement last = (OMElement) xPath.selectSingleNode(result); > if (last != null) { > return last.getText(); > } else { > throw new Exception("Unexpected response : " + result); > } > } > > I can see the client is receiving the correct response. The print statement > (marked with ********) gets executed and it prints the response payload as > expected: > <ns:getQuoteResponse xmlns:ns="http://services.samples";><ns:return > xmlns:ax21="http://services.samples/xsd"; > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > xsi:type="ax21:GetQuoteResponse"><ax21:change>-2.3994058702324095</ax21:change><ax21:earnings>-9.185768238192317</ax21:earnings><ax21:high>-158.13498398871758</ax21:high><ax21:last>158.5652017864806</ax21:last><ax21:lastTradeTimestamp>Sun > May 23 20:09:13 IST > 2010</ax21:lastTradeTimestamp><ax21:low>-157.20036313216417</ax21:low><ax21:marketCap>5.393598252226892E7</ax21:marketCap><ax21:name>IBM > Company</ax21:name><ax21:open>165.6030739863106</ax21:open><ax21:peRatio>24.08910588357344</ax21:peRatio><ax21:percentageChange>1.5441539764455583</ax21:percentageChange><ax21:prevClose>-155.38643858273318</ax21:prevClose><ax21:symbol>IBM</ax21:symbol><ax21:volume>18163</ax21:volume></ns:return></ns:getQuoteResponse> > But then the parseStandardQuoteResponse method fails with the following > exception: > Exception in thread "main" org.apache.axiom.om.OMException: > com.ctc.wstx.exc.WstxUnexpectedCharException: Illegal character (NULL, > unicode 0) encountered: not valid in any content > at [row,col {unknown-source}]: [1,1234] > at > org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:267) > at > org.apache.axiom.om.impl.llom.OMDocumentImpl.buildNext(OMDocumentImpl.java:130) > at > org.apache.axiom.om.impl.llom.OMNodeImpl.getNextOMSibling(OMNodeImpl.java:122) > at > org.apache.axiom.om.impl.llom.OMElementImpl.getNextOMSibling(OMElementImpl.java:344) > at > org.apache.axiom.om.impl.traverse.OMChildrenIterator.next(OMChildrenIterator.java:102) > at > org.jaxen.util.DescendantAxisIterator.next(DescendantAxisIterator.java:127) > at org.jaxen.expr.DefaultStep.evaluate(DefaultStep.java:154) > at org.jaxen.expr.DefaultLocationPath.evaluate(DefaultLocationPath.java:140) > at > org.jaxen.expr.DefaultAbsoluteLocationPath.evaluate(DefaultAbsoluteLocationPath.java:113) > at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102) > at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:674) > at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:213) > at org.jaxen.BaseXPath.selectSingleNode(BaseXPath.java:234) > at > org.wso2.test.tools.Axis2UDPClient.parseStandardQuoteResponse(Axis2UDPClient.java:63) > at org.wso2.test.tools.Axis2UDPClient.main(Axis2UDPClient.java:56) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at com.intellij.rt.execution.application.AppMain.main(AppMain.java:90) > Caused by: com.ctc.wstx.exc.WstxUnexpectedCharException: Illegal character > (NULL, unicode 0) encountered: not valid in any content > at [row,col {unknown-source}]: [1,1234] > at > com.ctc.wstx.sr.StreamScanner.constructNullCharException(StreamScanner.java:615) > at com.ctc.wstx.sr.StreamScanner.throwInvalidSpace(StreamScanner.java:644) > at com.ctc.wstx.sr.StreamScanner.throwInvalidSpace(StreamScanner.java:635) > at > com.ctc.wstx.sr.BasicStreamReader.readSpacePrimary(BasicStreamReader.java:4914) > at > com.ctc.wstx.sr.BasicStreamReader.nextFromProlog(BasicStreamReader.java:2003) > at > com.ctc.wstx.sr.BasicStreamReader.nextFromTree(BasicStreamReader.java:2647) > at com.ctc.wstx.sr.BasicStreamReader.next(BasicStreamReader.java:1019) > at > org.apache.axiom.util.stax.wrapper.XMLStreamReaderWrapper.next(XMLStreamReaderWrapper.java:221) > at > org.apache.axiom.util.stax.dialect.DisallowDoctypeDeclStreamReaderWrapper.next(DisallowDoctypeDeclStreamReaderWrapper.java:33) > at > org.apache.axiom.util.stax.wrapper.XMLStreamReaderWrapper.next(XMLStreamReaderWrapper.java:221) > at > javax.xml.stream.util.StreamReaderDelegate.next(StreamReaderDelegate.java:60) > at > org.apache.axiom.om.impl.builder.SafeXMLStreamReader.next(SafeXMLStreamReader.java:221) > at > org.apache.axiom.om.impl.builder.StAXOMBuilder.parserNext(StAXOMBuilder.java:636) > at > org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:188) > ... 19 more > The same exact code works fine with the HTTP transport. So I guess this has > something to do with the UDP transport. Any ideas? > Thanks, > Hiranya > -- > Hiranya Jayathilaka > Senior Software Engineer; > WSO2 Inc.; http://wso2.org > E-mail: [email protected]; Mobile: +94 77 633 3491 > Blog: http://techfeast-hiranya.blogspot.com > > ________________________________ > The New Busy is not the too busy. Combine all your e-mail accounts with > Hotmail. Get busy.
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