Yes, there was an issue to do with determining the Type of the response entity in cases where the Response entity class was not assignable to the method response type, this is fixed now
cheers, Sergey On Mon, Jan 3, 2011 at 5:31 PM, Sergey Beryozkin <[email protected]>wrote: > Hi > > The NPE you are seeing has definitely been fixed but I'm curious why > JSONProvider ends up creating a context for File - I'll add a test. Perhaps > there's a bug where a JAX-RS method has actually been invoked and then the > custom ExceptionMapper sets a custom Response entity and thus > JAXRSOutInterceptor becomes confused about the actual type of the Response > entity - it may have been already fixed - but I'll verify just in case > > cheers, Sergey > > On Fri, Dec 31, 2010 at 1:13 AM, ssen <[email protected]> wrote: > >> >> Sergey, >> >> I stepped through the JAXRSOutInterceptor.handleMessage and found the >> cause. >> >> The issue is that if I do not wrap the java object in a GenericEntity, the >> code first tries to find the JAXBContext of the object and in this case it >> cannot. >> >> Then it tries to find the context (in AbstractJAXBProvider.getJAXBContext) >> of the return type of the method, which in this case is a java.io.File. >> Here >> when it tries to instantiate a JAXBContext, the classloader returned is >> null >> and hence a NPE is thrown, which is caught by the interceptor and a >> generic >> 500 error code is returned. The relevant code is JAXBContext.newInstance >> call in AbstractJAXBProvider.getPackageContext - the type.getClassLoader() >> returns null when the type is java.io.File. >> >> Looks like a bug to me. >> >> As a workaround, I wrapped the returned object in a GenericEntity >> instance, >> and then it works since if the returned object is of GenericEntity, it is >> happy and never tries to find the JAXBContext of the return type of the >> method. >> >> Thanks for your help. >> Shantanu >> >> >> -- >> View this message in context: >> http://cxf.547215.n5.nabble.com/JAX-RS-Custom-Exception-not-getting-progagated-tp3322048p3323129.html >> Sent from the cxf-user mailing list archive at Nabble.com. >> > >
