You are outside of the scope and capabilities of the default type mapping as defined in Chapter 4 & 5 of the JAX-RPC spec.
You will need to plug in your own (de)serializer. Someone recently asked the same question. Check the archives. Cheers. Steve Maring --- [EMAIL PROTECTED] wrote: > > > I have a class "DataObjectConcrete" that extends > from a base abstract class > "DataObjectAbstract". My Axis-client calls a method > which returns class > "DataObjectConcrete". The method is called and > processed correctly, but during > the response deserialization Axis tries to > instantiate the abstract class > "DataObjectAbstract" instead of the concrete class > "DataObjectConcrete". > > My client receives the following error message : > > 0 [main] ERROR client.Call - Exception: > org.xml.sax.SAXException: Unable to create JavaBean > of type > com.xxx.xxx.xxx.DataObjectAbstract. Missing default > constructor? Error was: > java.lang.InstantiationException: > com.xxx.xxx.xxx.DataObjectAbstract. > at > org.apache.axis.encoding.ser.BeanDeserializer.startElement(BeanDeserializer.java:159) > at > org.apache.axis.encoding.DeserializerImpl.onStartElement(DeserializerImpl.java:481)... > > > In the WSDL (generated by java2wsdl) this class is > defined as > > <complexType abstract="true" > name="DataObjectAbstract"> > <sequence> > <element name="action" type="xsd:int"/> > </sequence> > </complexType> > > the concrete class is defined as > > <complexType name="DataObjectConcrete"> > <complexContent> > <extension base="tns3:DataObjectAbstract"> > <sequence> > <...> > </sequence> > </extension> > </complexContent> > </complexType> > > wsdl2java generates a stub where the abstract class > is defined as > > qName = > new javax.xml.namespace.QName( > "http://xxx.xxx.xxx.com";, > "DataObjectAbstract"); > cachedSerQNames.add(qName); > cls = com.xxx.xxx.xxx.DataObjectAbstract.class; > cachedSerClasses.add(cls); > cachedSerFactories.add(beansf); > cachedDeserFactories.add(beandf); > > the concrete class is defined in the same way. We > are using the default > serializers and deserializers. > > What has to be done in order for Axis to instantiate > the concrete class during > deserialization? > > Thanks in advance > > __________________________________ Do you Yahoo!? Yahoo! SiteBuilder - Free, easy-to-use web site design software http://sitebuilder.yahoo.com
