At the startup I can see
WELD-000106 Bean: Managed Bean [class bookstoremodel.cdi.BigBenClock] with
qualifiers [@Any @Default]
BigBenClock reacts as it was not managed.
Le 28 juil. 2012 à 14:29, Igor Vaynberg a écrit :
> looks like a cdi problem since the NPE is inside BigBenClock which is
> created and injected by cdi... strange.
>
> -igor
>
> On Sat, Jul 28, 2012 at 2:41 PM, Francois Meillet
> <francois.meil...@gmail.com> wrote:
>> Here it is :
>>
>> org.apache.wicket.WicketRuntimeException: Can't instantiate page using
>> constructor 'public
>> bookstoreweb.test.BookPage(org.apache.wicket.request.mapper.parameter.PageParameters)'
>> and argument 'c=[color]
>> at
>> org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:193)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:98)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:44)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.DefaultMapperContext.newPageInstance(DefaultMapperContext.java:137)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.core.request.handler.PageProvider.resolvePageInstance(PageProvider.java:278)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.core.request.handler.PageProvider.getPageInstance(PageProvider.java:166)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.request.handler.render.PageRenderer.getPage(PageRenderer.java:78)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:93)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:237)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.core.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:165)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:814)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64)
>> ~[wicket-request-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:253)
>> [wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:210)
>> [wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:281)
>> [wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:188)
>> [wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:245)
>> [wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.filters.ExpiresFilter.doFilter(ExpiresFilter.java:1179)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:224)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:169)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:927)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
>> [catalina.jar:7.0.25]
>> at
>> org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:987)
>> [tomcat-coyote.jar:7.0.25]
>> at
>> org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:579)
>> [tomcat-coyote.jar:7.0.25]
>> at
>> org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:309)
>> [tomcat-coyote.jar:7.0.25]
>> at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>> [na:1.7.0_04-ea]
>> at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>> [na:1.7.0_04-ea]
>> at java.lang.Thread.run(Thread.java:722) [na:1.7.0_04-ea]
>> Caused by: java.lang.reflect.InvocationTargetException: null
>> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
>> Method) ~[na:1.7.0_04-ea]
>> at
>> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
>> ~[na:1.7.0_04-ea]
>> at
>> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
>> ~[na:1.7.0_04-ea]
>> at java.lang.reflect.Constructor.newInstance(Constructor.java:525)
>> ~[na:1.7.0_04-ea]
>> at
>> org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:170)
>> ~[wicket-core-6.0-SNAPSHOT.jar:6.0-SNAPSHOT]
>> ... 38 common frames omitted
>> Caused by: java.lang.NullPointerException: null
>> at bookstoremodel.cdi.BigBenClock.getBigBenTime(BigBenClock.java:20)
>> ~[bookstoremodel-4.0.jar:na]
>> at bookstoreweb.test.BookPage.<init>(BookPage.java:85)
>> ~[BookPage.class:na]
>>
>>
>> Francois
>>
>>
>> Le 28 juil. 2012 à 10:30, Igor Vaynberg a écrit :
>>
>>> a stack trace would be helpful...
>>>
>>> -igor
>>>
>>> On Sat, Jul 28, 2012 at 11:26 AM, Francois Meillet
>>> <francois.meil...@gmail.com> wrote:
>>>> Hi All,
>>>>
>>>> The problem is : I got a NullPointerException after using @Inject
>>>> environment : wicket 1.6 snapshot - cdi (weld) - inject -
>>>> NullPointerException - tomcat 7 / jboss AS 7
>>>>
>>>> module 1 : bookstoreservice (with a beans.xml file)
>>>> module 2 : bookstoreweb (with a beans.xml file)
>>>>
>>>> in the bookstoreservice module I have these 2 classes:
>>>>
>>>> @ApplicationScoped
>>>> public class Clock {
>>>> public DateTime getTime() {
>>>> return new DateTime().now();
>>>> }
>>>> }
>>>>
>>>> @ApplicationScoped
>>>> public class BigBenClock {
>>>>
>>>> @Inject
>>>> Clock clock;
>>>>
>>>> public BigBenClock() {
>>>> }
>>>>
>>>> public DateTime getBigBenTime() {
>>>> return clock.getTime().plusHours(2);
>>>> }
>>>> }
>>>>
>>>>
>>>>
>>>> First use : All works fine
>>>>
>>>> In a webpage, I have
>>>>
>>>> @Inject
>>>> Clock clock;
>>>>
>>>> @Inject
>>>> BigBenClock bigBenClock;
>>>>
>>>> add(new Label("time", new PropertyModel(this, "clock.time")));
>>>> add(new Label("bigBenTime", new PropertyModel(this,
>>>> "bigBenClock.bigBenTime")));
>>>>
>>>> All works fine, thanks to Igor's example
>>>> https://www.42lines.net/2011/11/15/integrating-cdi-into-wicket/
>>>>
>>>>
>>>> Second use : NullPointerException
>>>>
>>>> If I use the injection in the bookstoreservice module with no injection in
>>>> the webpage like this
>>>>
>>>>
>>>> @Inject
>>>> Clock clock;
>>>>
>>>> add(new Label("time", new PropertyModel(this, "clock.time")));
>>>>
>>>> BigBenClock bigBenClock = new BigBenClock();
>>>> DateTime bigBenTime = bigBenClock.getBigBenTime();
>>>>
>>>> I get a NullPointerException. The BigBenClock's clok is null.
>>>> Same result in Tomcat 7 and Jboss AS7.
>>>>
>>>>
>>>> This is how I start the Wicket application
>>>>
>>>> getComponentInstantiationListeners().add(new JavaEEComponentInjector(this,
>>>> new ModuleJndiNamingStrategy()));
>>>> BeanManager beanManager = (BeanManager)getServletContext().getAttribute(
>>>> Listener.BEAN_MANAGER_ATTRIBUTE_NAME);
>>>> new
>>>> CdiConfiguration(beanManager).setPropagation(ConversationPropagation.NONE).configure(this);
>>>>
>>>>
>>>> Any advice ?
>>>>
>>>> Thanks
>>>>
>>>> François
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>>>>
>>>
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>>
>>
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