Sergey, I think you're mixing emails (the email on dev@ is unrelated).
On Sun, Feb 4, 2018 at 12:53 PM Sergey Beryozkin <[email protected]> wrote: > That dependency you referred to should let you do: > > @Path("/") > public class RestController { > @GET > @Produces(MediaType.APPLICATION_JSON) > public Flux doGet(@Suspended AsyncResponse asyncResponse) { > ClientBuilder.newClient() > .register(MyAppFeature.class) > .target("https://postman-echo.com/get";) > .queryParam("arg1", "arg1") > .queryParam("arg2", "arg2") > .request(MediaType.APPLICATION_JSON_TYPE) > .rx(ReactorInvoker.class) > .get(JsonObject.class); > } > > Not sure why Continuation is not init-ed though, something to do with > the servlet setup > Anything you can suggest to debug through? I'm following the async example I wrote, but within a servlet container (I'm assuming the systests are running a jetty instance). > > Sergey > > > > On 04/02/18 16:16, John D. Ament wrote: > > BTW, sample project can be found @ > > https://github.com/johnament/cxf-demo-reactive-cdi > > > > > > On Sun, Feb 4, 2018 at 11:13 AM John D. Ament <[email protected]> > wrote: > > > >> I built a simple webapp (WAR file, deploying to Tomcat) that depends on > >> the CXF 3.2.2 libraries + Weld 3.0.2. I don't believe CDI has anything > to > >> do with my problem though. > >> > >> I registered a feature/server customizer that can deal with the invoker > >> logic required, and provided a rest controller that simply invokes the > >> postman echo service > >> > >> Feature/Extension: > >> > >> @ApplicationScoped > >> public class MyAppFeature implements Feature, > >> JAXRSServerFactoryCustomizationExtension { > >> public boolean configure(FeatureContext featureContext) { > >> featureContext.register(JsrProvider.class); > >> featureContext.register(ReactorInvokerProvider.class); > >> return true; > >> } > >> > >> @Override > >> public void customize(JAXRSServerFactoryBean > jaxrsServerFactoryBean) { > >> ReactorInvoker invoker = new ReactorInvoker(); > >> invoker.setUseStreamingSubscriberIfPossible(false); > >> jaxrsServerFactoryBean.setInvoker(invoker); > >> StreamingResponseProvider<JsonObject> streamProvider = new > >> StreamingResponseProvider<>(); > >> > >> > streamProvider.setProduceMediaTypes(Collections.singletonList("application/json")); > >> jaxrsServerFactoryBean.setProvider(streamProvider); > >> jaxrsServerFactoryBean.getOutInterceptors().add(new > >> LoggingOutInterceptor()); > >> } > >> } > >> > >> RestController: > >> > >> @RequestScoped > >> @Path("/") > >> public class RestController { > >> @GET > >> @Produces(MediaType.APPLICATION_JSON) > >> public void doGet(@Suspended AsyncResponse asyncResponse) { > >> ClientBuilder.newClient() > >> .register(MyAppFeature.class) > >> .target("https://postman-echo.com/get";) > >> .queryParam("arg1", "arg1") > >> .queryParam("arg2", "arg2") > >> .request(MediaType.APPLICATION_JSON_TYPE) > >> .rx(ReactorInvoker.class) > >> .get(JsonObject.class) > >> .subscribe(new > >> JsonStreamingAsyncSubscriber<>(asyncResponse)); > >> } > >> } > >> > >> When I attempt to invoke this endpoint, I see a NPE in the logs > >> > >> 04-Feb-2018 11:07:20.245 WARNING [http-nio-8080-exec-69] > >> org.apache.cxf.phase.PhaseInterceptorChain.doDefaultLogging Interceptor > for > >> {http://rest.mycompany.com/}RestController has thrown exception, > >> unwinding now > >> java.lang.NullPointerException > >> at > >> > org.apache.cxf.jaxrs.impl.AsyncResponseImpl.initContinuation(AsyncResponseImpl.java:306) > >> at > >> > org.apache.cxf.jaxrs.impl.AsyncResponseImpl.<init>(AsyncResponseImpl.java:68) > >> at > >> > org.apache.cxf.jaxrs.utils.JAXRSUtils.processParameter(JAXRSUtils.java:826) > >> at > >> > org.apache.cxf.jaxrs.utils.JAXRSUtils.processParameters(JAXRSUtils.java:795) > >> at > >> > org.apache.cxf.jaxrs.interceptor.JAXRSInInterceptor.processRequest(JAXRSInInterceptor.java:214) > >> at > >> > org.apache.cxf.jaxrs.interceptor.JAXRSInInterceptor.handleMessage(JAXRSInInterceptor.java:78) > >> at > >> > org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:308) > >> at > >> > org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121) > >> at > >> > org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:267) > >> at > >> > org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:234) > >> at > >> > org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:208) > >> at > >> > org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:160) > >> at > >> > org.apache.cxf.transport.servlet.CXFNonSpringServlet.invoke(CXFNonSpringServlet.java:191) > >> at > >> > org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:301) > >> at > >> > org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:225) > >> at javax.servlet.http.HttpServlet.service(HttpServlet.java:635) > >> at > >> > org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:276) > >> at > >> > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) > >> at > >> > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) > >> at > org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) > >> at > >> > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) > >> at > >> > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) > >> at > >> > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199) > >> at > >> > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) > >> at > >> > org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504) > >> at > >> > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140) > >> at > >> > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81) > >> at > >> > org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650) > >> at > >> > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) > >> at > >> > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) > >> at > >> > org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:803) > >> at > >> > org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) > >> at > >> > org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:790) > >> at > >> org.apache.tomcat.util.net > .NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1459) > >> at > >> org.apache.tomcat.util.net > .SocketProcessorBase.run(SocketProcessorBase.java:49) > >> at > >> > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > >> at > >> > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) > >> at > >> > org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) > >> at java.lang.Thread.run(Thread.java:748) > >> > >> Is there anything else that needs to happen to register the invoker to > >> handle async responses? > >> > >> John > >> > >> > > > >
