Method bind shoould be static
On Thu, Apr 17, 2008 at 9:56 PM, Michael Szalay <[EMAIL PROTECTED]>
wrote:
> Hi all
>
> I tried to build my first service, but its not found within the
> registration
>
> I try to lookup it in the page:
>
> @Inject
> private QuizService quizService;
>
> There is a Module class which should build my service:
>
> package com.szalay.quiz.services;
>
> import org.apache.tapestry.ioc.ServiceBinder;
>
> /**
> *
> * @author michael
> */
> public class QuizModule {
>
> /**
> * this is called by tapestry at application startup
> *
> * @param binder
> */
> public void bind(ServiceBinder binder) {
> binder.bind(QuizService.class,
> QuizServiceImpl.class).scope("singleton");
> }
> }
>
> QuizService:
>
> package com.szalay.quiz.services;
>
> import com.szalay.quiz.entity.Quiz;
> import java.util.Collection;
>
> /**
> *
> * @author michael
> */
> public interface QuizService {
>
> public Collection<Quiz> getLatestQuiz(int number) throws Exception;
>
> public Integer getNumberOfQuizes() throws Exception;
> }
>
>
> QuizServiceImpl:
>
> package com.szalay.quiz.services;
>
> import com.szalay.quiz.entity.Quiz;
> import java.util.Collection;
>
> /**
> *
> * @author michael
> */
> public class QuizServiceImpl implements QuizService {
>
> public Collection<Quiz> getLatestQuiz(int number) throws Exception {
> ...
> }
>
> public Integer getNumberOfQuizes() throws Exception {
> ...
> }
>
> }
>
>
> But this gets the error:
>
> Caused by: java.lang.RuntimeException: No service implements the interface
> com.szalay.quiz.services.QuizService.
> at
>
> org.apache.tapestry.ioc.internal.RegistryImpl.getService(RegistryImpl.java:517)
> at
>
> org.apache.tapestry.ioc.internal.ObjectLocatorImpl.getService(ObjectLocatorImpl.java:45)
> at
>
> org.apache.tapestry.internal.services.ServiceInjectionProvider.provideInjection(ServiceInjectionProvider.java:40)
>
>
> here is my web.xml
>
> <?xml version="1.0" encoding="UTF-8"?>
> <web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee";
> xmlns:xsi="
> http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation="
> http://java.sun.com/xml/ns/javaee
> http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd";>
>
> <!-- tapestry stuff -->
> <context-param>
> <param-name>tapestry.app-package</param-name>
> <param-value>com.szalay.quiz</param-value>
> </context-param>
> <filter>
> <filter-name>app</filter-name>
> <filter-class>org.apache.tapestry.TapestryFilter</filter-class>
> </filter>
> <filter-mapping>
> <filter-name>app</filter-name>
> <url-pattern>/*</url-pattern>
> </filter-mapping>
>
> <!-- session timeout -->
> <session-config>
> <session-timeout>
> 30
> </session-timeout>
> </session-config>
>
> </web-app>
>
>
>
> I have not idea about what is wrong. Anyone of you?
>
> Regards
>
> Michael
>
--
Best regards,
Igor Drobiazko
