Mischa Dasberg, added what you said and the error continues * thz ----------------------------------- Gabriel Cardelli Software Developer gabrcardelli.appspot.com * * ----------------------------------- * *
* 2011/6/21 Gabriel Cardelli <[email protected]> > I have two projects, server and client. > > The server has the Jersey and Guice, the client has Wicket and Guice > (Inject OK) > I'm trying to expose my web service to be consumed by wicket > > The big problem is that server-side Guice does not work. > > When I call the web service it returns java.lang.NullPointerException > at br.impa.apps.eventos.ws.EventoWS.list (EventoWS.java: 34) > > Line 34 is: return eventoService.list (); > > eventoService should be injected by Guice but is not. > > Someone tell me what's going on? > > > > > *-----------------------------------* > * Gabriel Cardelli > ** Software Developer > ** **gabrcardelli.appspot.com* > * > ----------------------------------- > * > * > > > * > > > > 2011/6/20 Mischa Dasberg <[email protected]> > >> Hi Gabriel, >> >> Try adding the following in your Module: >> >> bind(EventoWS.class); >> >> That should work. >> >> Regards, >> >> Mischa >> >> On Mon, Jun 20, 2011 at 1:56 AM, Gabriel Cardelli < >> [email protected]> wrote: >> >>> I'm trying to set up a project using Google Guice 3.0 JAX-RS and Jersey 1.7 >>> for the server side however google guice is not injecting any class. >>> >>> *web.xml* >>> <?xml version="1.0" encoding="ISO-8859-1"?> >>> <web-app xmlns="http://java.sun.com/xml/ns/j2ee"; xmlns:xsi=" >>> http://www.w3.org/2001/XMLSchema-instance"; >>> xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee >>> http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"; >>> version="2.4"> >>> >>> <display-name>Institucional Eventos - Wicket Application</display-name> >>> >>> <listener> >>> >>> <listener-class>br.impa.apps.eventos.config.servlet.listener.ImpaGuiceServletContextListener</listener-class> >>> </listener> >>> >>> <servlet> >>> <servlet-name>Jersey REST Service</servlet-name> >>> >>> <servlet-class>com.sun.jersey.spi.container.servlet.ServletContainer</servlet-class> >>> <init-param> >>> <param-name>com.sun.jersey.config.property.packages</param-name> >>> <param-value>br.impa.apps.eventos.ws</param-value> >>> </init-param> >>> <load-on-startup>1</load-on-startup> >>> </servlet> >>> <servlet-mapping> >>> <servlet-name>Jersey REST Service</servlet-name> >>> <url-pattern>/ws/*</url-pattern> >>> </servlet-mapping> >>> >>> </web-app> >>> >>> *ImpaGuiceServletContextListener* >>> * >>> * >>> public class ImpaGuiceServletContextListener extends >>> GuiceServletContextListener{ >>> >>> private final transient Logger log = >>> Logger.getLogger(ImpaGuiceServletContextListener.class); >>> @Override >>> protected Injector getInjector() { >>> log.info("getInject() - Executando"); >>> return Guice.createInjector(new EventosModule()); >>> >>> } >>> } >>> >>> *EventosModule* >>> public class EventosModule extends ServletModule { >>> >>> private final transient Logger log = >>> Logger.getLogger(EventosModule.class.getName()); >>> public final static String PERSISTENCE_UNIT = "eventosImpa"; >>> >>> public void configureServlets() { >>> log.info("Configurando Modulo - Eventos"); >>> final Map<String, String> params = new HashMap<String, String>(); >>> params.put("javax.ws.rs.Application", >>> "br.impa.apps.eventos.config.module.JerseyApp"); >>> install(new JpaPersistModule(PERSISTENCE_UNIT)); >>> filter("/*").through(PersistFilter.class); >>> >>> bind(EventoService.class).to(EventoServiceImpl.class).in(Singleton.class); >>> filter("/*").through(GuiceFilter.class); >>> log.info("Cofigurando Modulo JPA"); >>> } >>> >>> } >>> >>> *Web Service Rest* >>> @Path("/evento") >>> @RequestScoped >>> public class EventoWS { >>> >>> private final transient Logger log = Logger.getLogger(EventoWS.class); >>> @Inject >>> private EventoService eventoService; >>> @GET >>> @Produces({MediaType.APPLICATION_XML, MediaType.APPLICATION_JSON}) >>> public List<Evento> list() { >>> log.info("Executando método list()"); >>> log.info("EventoService: " + eventoService ); >>> return eventoService.list(null); >>> } >>> >>> public void setEventoService(EventoService eventoService) { >>> this.eventoService = eventoService; >>> } >>> } >>> >>> >>> When I try to run the web service >>> eventoService is null, >>> I am not able to understand why? >>> >>> thks all! >>> >>> * >>> Gabriel Cardelli >>> Software Developer >>> >>> * >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "google-guice" group. >>> To post to this group, send email to [email protected]. >>> To unsubscribe from this group, send email to >>> [email protected]. >>> For more options, visit this group at >>> http://groups.google.com/group/google-guice?hl=en. >>> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "google-guice" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/google-guice?hl=en. >> > > -- You received this message because you are subscribed to the Google Groups "google-guice" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-guice?hl=en.
