public class RestCXFTest {

    @Configuration
    @ComponentScan(basePackageClasses = {
        RestCXFTest.TestController.class
    })
    public static class TestAppConfig {

        @Inject
        private RestCXFTest.TestApp testApp;

        @Inject
        private RestCXFTest.TestController testController;

        @Bean(destroyMethod = "shutdown")
        public SpringBus cxf() {
            return new SpringBus();
        }

        @Bean
        public org.apache.cxf.endpoint.Server jaxRsServer() {
            JAXRSServerFactoryBean factory = RuntimeDelegate.getInstance().createEndpoint(testApp, JAXRSServerFactoryBean.class);
            factory.setServiceBeans(Arrays.<Object>asList(
                    testController
            ));
            factory.setProviders(Arrays.<Object>asList(
                    jsonProvider()
            ));
            return factory.create();
        }

        @Bean
        public JacksonJsonProvider jsonProvider() {
            return new JacksonJsonProvider();
        }
    }

    @ApplicationPath("/api")
    @Named
    public static class TestApp extends Application {
    }

    @Path("/test")
    @Named
    public static class TestController {

        @OPTIONS
        @Produces({"text/plain"})
        public String options() {
            return "OPTIONS /api/test";
        }

        @GET
        @Produces({"text/plain", "application/json"})
        public String get(@QueryParam("json") @DefaultValue("true") final boolean isJson) {
            return "GET /api/test?json=" + isJson;
        }
    }

    public static void main() throws Exception {

        final Server server = new Server(8080);

        final ServletHolder servletHolder = new ServletHolder(new CXFServlet());
        
        final ServletContextHandler servletContextHandler = new ServletContextHandler();
        servletContextHandler.setContextPath("/");
        servletContextHandler.addServlet(servletHolder, "/rest/*");
        servletContextHandler.addEventListener(new ContextLoaderListener());
        
        servletContextHandler.setInitParameter("contextClass", AnnotationConfigWebApplicationContext.class.getName());
        servletContextHandler.setInitParameter("contextConfigLocation", RestCXFTest.TestAppConfig.class.getName());

        server.setHandler(servletContextHandler);
        server.start();
        server.join();
    }
}

500 SERVER_ERROR 

Error for /rest/api/test

options()

get()