Unmarshalling Exception with Web Service Array Input
sumitsu Oct 3, 2007 2:43 PMHi,
I am currently attempting to deploy a web service to JBoss 4.2.1 (using Java 6.0 and JBossWS 2.0.1) where the single input is a custom object which contains (among other fields) an array of other custom objects. Deployment seems to work correctly, but I get this error when I try to invoke the service:
14:16:44,997 ERROR [SOAPFaultHelperJAXRPC] SOAP request exception org.jboss.ws.WSException: org.jboss.ws.core.binding.BindingException: org.jboss.ws.core.jaxrpc.binding.jbossxb.UnmarshalException: Failed to parse source: Failed to resolve class name for customFields: No ClassLoaders found for: com.liaison.InboundWebService.messageProcessing.Array at org.jboss.ws.core.soap.XMLContent.unmarshallObjectContents(XMLContent.java:250) at org.jboss.ws.core.soap.XMLContent.transitionTo(XMLContent.java:97) at org.jboss.ws.core.soap.DOMContent.transitionTo(DOMContent.java:77) at org.jboss.ws.core.soap.SOAPContentElement.transitionTo(SOAPContentElement.java:140) at org.jboss.ws.core.soap.SOAPContentElement.getObjectValue(SOAPContentElement.java:171) at org.jboss.ws.core.EndpointInvocation.transformPayloadValue(EndpointInvocation.java:263) at org.jboss.ws.core.EndpointInvocation.getRequestParamValue(EndpointInvocation.java:115) at org.jboss.ws.core.EndpointInvocation.getRequestPayload(EndpointInvocation.java:135) at org.jboss.ws.core.server.DelegatingInvocation.getArgs(DelegatingInvocation.java:82) at org.jboss.wsf.container.jboss42.InvocationHandlerEJB21.getMBeanInvocation(InvocationHandlerEJB21.java:169) at org.jboss.wsf.container.jboss42.InvocationHandlerEJB21.invoke(InvocationHandlerEJB21.java:144) at org.jboss.ws.core.server.ServiceEndpointInvoker.invoke(ServiceEndpointInvoker.java:220) at org.jboss.wsf.stack.jbws.RequestHandlerImpl.processRequest(RequestHandlerImpl.java:408) at org.jboss.wsf.stack.jbws.RequestHandlerImpl.handleRequest(RequestHandlerImpl.java:272) at org.jboss.wsf.stack.jbws.RequestHandlerImpl.doPost(RequestHandlerImpl.java:189) at org.jboss.wsf.stack.jbws.RequestHandlerImpl.handleHttpRequest(RequestHandlerImpl.java:122) at org.jboss.wsf.stack.jbws.EndpointServlet.service(EndpointServlet.java:84) at javax.servlet.http.HttpServlet.service(HttpServlet.java:803) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104) at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) Caused by: org.jboss.ws.core.binding.BindingException: org.jboss.ws.core.jaxrpc.binding.jbossxb.UnmarshalException: Failed to parse source: Failed to resolve class name for customFields: No ClassLoaders found for: com.liaison.InboundWebService.messageProcessing.Array at org.jboss.ws.core.jaxrpc.binding.JBossXBDeserializer.deserialize(JBossXBDeserializer.java:111) at org.jboss.ws.core.jaxrpc.binding.JBossXBDeserializer.deserialize(JBossXBDeserializer.java:62) at org.jboss.ws.core.binding.DeserializerSupport.deserialize(DeserializerSupport.java:60) at org.jboss.ws.core.soap.XMLContent.unmarshallObjectContents(XMLContent.java:180) ... 35 more Caused by: org.jboss.ws.core.jaxrpc.binding.jbossxb.UnmarshalException: Failed to parse source: Failed to resolve class name for customFields: No ClassLoaders found for: com.liaison.InboundWebService.messageProcessing.Array at org.jboss.ws.core.jaxrpc.binding.jbossxb.JBossXBUnmarshallerImpl.unmarshal(JBossXBUnmarshallerImpl.java:65) at org.jboss.ws.core.jaxrpc.binding.JBossXBDeserializer.deserialize(JBossXBDeserializer.java:103) ... 38 more Caused by: org.jboss.xb.binding.JBossXBException: Failed to parse source: Failed to resolve class name for customFields: No ClassLoaders found for: com.liaison.InboundWebService.messageProcessing.Array at org.jboss.xb.binding.parser.sax.SaxJBossXBParser.parse(SaxJBossXBParser.java:178) at org.jboss.xb.binding.UnmarshallerImpl.unmarshal(UnmarshallerImpl.java:126) at org.jboss.ws.core.jaxrpc.binding.jbossxb.JBossXBUnmarshallerImpl.unmarshal(JBossXBUnmarshallerImpl.java:61) ... 39 more Caused by: org.jboss.xb.binding.JBossXBRuntimeException: Failed to resolve class name for customFields: No ClassLoaders found for: com.liaison.InboundWebService.messageProcessing.Array at org.jboss.xb.binding.sunday.unmarshalling.impl.runtime.RtElementHandler.loadClassForTerm(RtElementHandler.java:1038) at org.jboss.xb.binding.sunday.unmarshalling.impl.runtime.RtElementHandler.classForNonArrayItem(RtElementHandler.java:1367) at org.jboss.xb.binding.sunday.unmarshalling.impl.runtime.RtElementHandler.startElement(RtElementHandler.java:693) at org.jboss.xb.binding.sunday.unmarshalling.impl.runtime.RtElementHandler.startParticle(RtElementHandler.java:89) at org.jboss.xb.binding.sunday.unmarshalling.SundayContentHandler.startElement(SundayContentHandler.java:504) at org.jboss.xb.binding.parser.sax.SaxJBossXBParser$DelegatingContentHandler.startElement(SaxJBossXBParser.java:323) at org.apache.xerces.parsers.AbstractSAXParser.startElement(Unknown Source) at org.apache.xerces.xinclude.XIncludeHandler.startElement(Unknown Source) at org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown Source) at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source) at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source) at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) at org.apache.xerces.parsers.XMLParser.parse(Unknown Source) at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source) at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source) at org.jboss.xb.binding.parser.sax.SaxJBossXBParser.parse(SaxJBossXBParser.java:174) ... 41 more
I've tried this with JVMs 1.4.2, 5.0, 6.0, as well as with JBoss version 4.0.2 and 4.2.1 and with both WS4EE and JBossWS 1.2.1 and 2.0.1, and I get the same error every time. (The error from JBoss 4.0.2 + WS4EE is a bit different, but the gist of it is the same, that it can't deserialize the input for the array.)
My WSDL, generated by wscompile, is as follows. I've removed a few sections which do not seem relevant to the issue:
<?xml version="1.0" encoding="UTF-8" ?> <definitions name="LiaisonB2BWebServiceInterface" targetNamespace="InboundWebService" xmlns:tns="InboundWebService" xmlns="http://schemas.xmlsoap.org/wsdl/" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/"> <types> <schema targetNamespace="InboundWebService" xmlns="http://www.w3.org/2001/XMLSchema" xmlns:tns="InboundWebService" xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"> <complexType name="CustomField"> <sequence> <element name="name" type="string" nillable="true" /> <element name="value" type="string" nillable="true" /> </sequence> </complexType> <complexType name="ServiceRequest"> <sequence> <element name="customFields" type="tns:CustomField" nillable="true" minOccurs="0" maxOccurs="unbounded" /> </sequence> </complexType> <complexType name="ServiceStatus"> <sequence> <element name="code" type="string" nillable="true" /> <element name="subject" type="string" nillable="true" /> </sequence> </complexType> </schema> </types> <message name="MessageEndPoint_processMessage"> <part name="ServiceRequest" type="tns:ServiceRequest" /> </message> <message name="MessageEndPoint_processMessageResponse"> <part name="result" type="tns:ServiceStatus" /> </message> <portType name="MessageEndPoint"> <operation name="processMessage" parameterOrder="ServiceRequest"> <input message="tns:MessageEndPoint_processMessage" /> <output message="tns:MessageEndPoint_processMessageResponse" /> </operation> </portType> <binding name="MessageEndPointBinding" type="tns:MessageEndPoint"> <soap:binding transport="http://schemas.xmlsoap.org/soap/http" style="rpc" /> <operation name="processMessage"> <soap:operation soapAction="" /> <input> <soap:body use="literal" namespace="InboundWebService" /> </input> <output> <soap:body use="literal" namespace="InboundWebService" /> </output> </operation> </binding> <service name="WebServiceInterface"> <port name="MessageEndPointPort" binding="tns:MessageEndPointBinding"> <soap:address location="REPLACE_WITH_ACTUAL_URL" /> </port> </service> </definitions>
Has anyone else experienced this problem? I have not been able to find many references to the Exception I'm getting. Please let me know if so; thanks.