[
https://issues.apache.org/jira/browse/TAP5-1576?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13066729#comment-13066729
]
Lenny Primak commented on TAP5-1576:
------------------------------------
Thank you - that works perfectly.
> JPA Integration 5.3.0 with Primary Key Entity Classes Fails
> -----------------------------------------------------------
>
> Key: TAP5-1576
> URL: https://issues.apache.org/jira/browse/TAP5-1576
> Project: Tapestry 5
> Issue Type: Bug
> Components: tapestry-jpa
> Affects Versions: 5.3
> Reporter: Lenny Primak
> Assignee: Igor Drobiazko
> Fix For: 5.3
>
>
> Single Persistence Unit this time, Glassfish 3,1
> This used to work with Tynamo JPA as well.
> Everything works until I introduce a primary key entity reference such as
> this:
> Thanks!
> --------------- Main Entity --------------------------
> /**
> *
> * @author lprimak
> */
> @Entity
> @Table(name = "webstats")
> @XmlRootElement
> @NamedQueries(
> {
> ...
> })
> @Data
> public class WebStats implements Serializable
> {
> public String getDate()
> {
> return webStatsPK.getSdate();
> }
> public String getStatisticName()
> {
> return webStatsPK.getSName();
> }
> private static final long serialVersionUID = 1L;
> @EmbeddedId
> protected WebStatsPK webStatsPK;
> @Basic(optional = false)
> @NotNull
> @Column(name = "nvisit")
> private long nvisit;
> @Column(name = "ncarrier")
> private Long ncarrier;
> @Column(name = "ntrack")
> private Long ntrack;
> @Column(name = "nadmin")
> private Long nadmin;
> @Column(name = "nother")
> private Long nother;
> public WebStats()
> {
> }
> public WebStats(WebStatsPK webstatsPK)
> {
> this.webStatsPK = webstatsPK;
> }
> public WebStats(WebStatsPK webstatsPK, long nvisit)
> {
> this.webStatsPK = webstatsPK;
> this.nvisit = nvisit;
> }
> public WebStats(String sdate, String sName)
> {
> this.webStatsPK = new WebStatsPK(sdate, sName);
> }
> }
> --------------------- Embedded Primary Key -----------------------
> /**
> *
> * @author lprimak
> */
> @Embeddable
> @Data
> public class WebStatsPK implements Serializable
> {
> /**
> *
> */
> private static final long serialVersionUID = 1L;
> @Basic(optional = false)
> @NotNull
> @Size(min = 1, max = 8)
> @Column(name = "sdate")
> private String sdate;
> @Basic(optional = false)
> @NotNull
> @Size(min = 1, max = 50)
> @Column(name = "sName")
> private String sName;
> public WebStatsPK()
> {
> }
> public WebStatsPK(String sdate, String sName)
> {
> this.sdate = sdate;
> this.sName = sName;
> }
> }
> ----------------------------------------------------
> Here is the error:
> SEVERE: Error invoking service contribution method
> org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration,
> boolean, EntityManagerSource, EntityManagerManager, TypeCoercer,
> PropertyAccess, LoggerSource): The type [null] is not the expected
> [EntityType] for the key class [class
> com.flowlogix.website.entities.WebStatsPK].
> SEVERE: Operations trace:
> SEVERE: [ 1] Constructing instance of page class
> org.apache.tapestry5.corelib.pages.ExceptionReport
> SEVERE: [ 2] Realizing service ValueEncoderSource
> SEVERE: [ 3] Invoking
> org.apache.tapestry5.services.TapestryModule.buildValueEncoderSource(Map,
> InvalidationEventHub) (at TapestryModule.java:2337)
> SEVERE: [ 4] Invoking
> org.apache.tapestry5.services.TapestryModule.buildValueEncoderSource(Map,
> InvalidationEventHub) (at TapestryModule.java:2337)
> SEVERE: [ 5] Determining injection value for parameter #1 (java.util.Map)
> SEVERE: [ 6] Collecting mapped configuration for service ValueEncoderSource
> SEVERE: [ 7] Invoking method
> org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration,
> boolean, EntityManagerSource, EntityManagerManager, TypeCoercer,
> PropertyAccess, LoggerSource) (at JpaModule.java:180).
> SEVERE: Construction of service ValueEncoderSource failed: Error invoking
> service builder method
> org.apache.tapestry5.services.TapestryModule.buildValueEncoderSource(Map,
> InvalidationEventHub) (at TapestryModule.java:2337) (for service
> 'ValueEncoderSource'): Error invoking service contribution method
> org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration,
> boolean, EntityManagerSource, EntityManagerManager, TypeCoercer,
> PropertyAccess, LoggerSource): The type [null] is not the expected
> [EntityType] for the key class [class
> com.flowlogix.website.entities.WebStatsPK].
> java.lang.RuntimeException: Error invoking service builder method
> org.apache.tapestry5.services.TapestryModule.buildValueEncoderSource(Map,
> InvalidationEventHub) (at TapestryModule.java:2337) (for service
> 'ValueEncoderSource'): Error invoking service contribution method
> org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration,
> boolean, EntityManagerSource, EntityManagerManager, TypeCoercer,
> PropertyAccess, LoggerSource): The type [null] is not the expected
> [EntityType] for the key class [class
> com.flowlogix.website.entities.WebStatsPK].
> at
> org.apache.tapestry5.ioc.internal.ServiceBuilderMethodInvoker$1.invoke(ServiceBuilderMethodInvoker.java:80)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
> at
> org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
> at
> org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
> at
> org.apache.tapestry5.ioc.internal.ServiceBuilderMethodInvoker.createObject(ServiceBuilderMethodInvoker.java:52)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackingObjectCreator$1.invoke(OperationTrackingObjectCreator.java:45)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
> at
> org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
> at
> org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackingObjectCreator.createObject(OperationTrackingObjectCreator.java:49)
> at
> org.apache.tapestry5.ioc.internal.SingletonServiceLifecycle.createService(SingletonServiceLifecycle.java:29)
> at
> org.apache.tapestry5.ioc.internal.LifecycleWrappedServiceCreator.createObject(LifecycleWrappedServiceCreator.java:46)
> at
> org.apache.tapestry5.ioc.internal.AdvisorStackBuilder.createObject(AdvisorStackBuilder.java:63)
> at
> org.apache.tapestry5.ioc.internal.InterceptorStackBuilder.createObject(InterceptorStackBuilder.java:54)
> at
> org.apache.tapestry5.ioc.internal.RecursiveServiceCreationCheckWrapper.createObject(RecursiveServiceCreationCheckWrapper.java:60)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackingObjectCreator$1.invoke(OperationTrackingObjectCreator.java:45)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
> at
> org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
> at
> org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackingObjectCreator.createObject(OperationTrackingObjectCreator.java:49)
> at
> org.apache.tapestry5.ioc.internal.services.JustInTimeObjectCreator.obtainObjectFromCreator(JustInTimeObjectCreator.java:68)
> at
> org.apache.tapestry5.ioc.internal.services.JustInTimeObjectCreator.createObject(JustInTimeObjectCreator.java:56)
> at $ValueEncoderSource_122fe8e54dee78bf.delegate(Unknown Source)
> at $ValueEncoderSource_122fe8e54dee78bf.getValueEncoder(Unknown Source)
> at
> org.apache.tapestry5.internal.services.ComponentDefaultProviderImpl.defaultValueEncoder(ComponentDefaultProviderImpl.java:124)
> at
> $ComponentDefaultProvider_122fe8e54dee78c4.defaultValueEncoder(Unknown Source)
> at
> org.apache.tapestry5.corelib.components.Loop.defaultEncoder(Loop.java:311)
> at
> org.apache.tapestry5.corelib.components.Loop$Shim_122fe8e54dee795d.invoke(Unknown
> Source)
> at
> org.apache.tapestry5.internal.plastic.MethodHandleImpl.invoke(MethodHandleImpl.java:48)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodHandleAsMethodAccess.invoke(BridgeClassTransformation.java:84)
> at
> org.apache.tapestry5.internal.transform.ParameterWorker$InvokeParameterDefaultMethod.advise(ParameterWorker.java:109)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
> at
> org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
> at
> org.apache.tapestry5.internal.transform.ParameterWorker$InvokeLoadOnParmeterConduit.advise(ParameterWorker.java:132)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
> at
> org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
> at
> org.apache.tapestry5.internal.transform.ParameterWorker$InvokeLoadOnParmeterConduit.advise(ParameterWorker.java:132)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
> at
> org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
> at
> org.apache.tapestry5.internal.transform.ParameterWorker$InvokeParameterDefaultMethod.advise(ParameterWorker.java:115)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
> at
> org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
> at
> org.apache.tapestry5.internal.transform.ParameterWorker$InvokeLoadOnParmeterConduit.advise(ParameterWorker.java:132)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
> at
> org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
> at
> org.apache.tapestry5.internal.transform.ParameterWorker$InvokeLoadOnParmeterConduit.advise(ParameterWorker.java:132)
> at
> org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
> at
> org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
> at
> org.apache.tapestry5.corelib.components.Loop.containingPageDidLoad(Loop.java)
> at
> org.apache.tapestry5.internal.structure.ComponentPageElementImpl$4.run(ComponentPageElementImpl.java:135)
> at
> org.apache.tapestry5.internal.structure.ComponentPageElementImpl.invoke(ComponentPageElementImpl.java:1023)
> at
> org.apache.tapestry5.internal.structure.ComponentPageElementImpl.containingPageDidLoad(ComponentPageElementImpl.java:858)
> at
> org.apache.tapestry5.internal.structure.PageImpl.loaded(PageImpl.java:173)
> at
> org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:221)
> at
> org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:206)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
> at
> org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
> at
> org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
> at
> org.apache.tapestry5.internal.pageload.PageLoaderImpl.loadPage(PageLoaderImpl.java:205)
> at $PageLoader_122fe8e54dee78a2.loadPage(Unknown Source)
> at
> org.apache.tapestry5.internal.services.PageSourceImpl.getPage(PageSourceImpl.java:87)
> at $PageSource_122fe8e54dee78a1.getPage(Unknown Source)
> at
> org.apache.tapestry5.internal.services.NonPoolingRequestPageCacheImpl.get(NonPoolingRequestPageCacheImpl.java:83)
> at $RequestPageCache_122fe8e54dee78a0.get(Unknown Source)
> at $RequestPageCache_122fe8e54dee789a.get(Unknown Source)
> at
> org.apache.tapestry5.internal.services.DefaultRequestExceptionHandler.handleRequestException(DefaultRequestExceptionHandler.java:77)
> at
> $RequestExceptionHandler_122fe8e54dee79e5.advised$handleRequestException_122fe8e54dee79e7(Unknown
> Source)
> at
> $RequestExceptionHandler_122fe8e54dee79e5$Invocation_handleRequestException_122fe8e54dee79e6.proceedToAdvisedMethod(Unknown
> Source)
> at
> org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:84)
> at
> org.apache.tapestry5.ioc.internal.util.InternalUtils$19$1.proceed(InternalUtils.java:1384)
> at
> org.tynamo.security.services.SecurityModule$3.advise(SecurityModule.java:258)
> at
> org.apache.tapestry5.ioc.internal.util.InternalUtils$19.advise(InternalUtils.java:1448)
> at
> org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
> at
> $RequestExceptionHandler_122fe8e54dee79e5.handleRequestException(Unknown
> Source)
> at
> $RequestExceptionHandler_122fe8e54dee787b.handleRequestException(Unknown
> Source)
> at
> org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:42)
> at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
> at
> org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:1055)
> at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
> at
> org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:1045)
> at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
> at
> org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:90)
> at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
> at
> org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:105)
> at
> org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:95)
> at
> org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:85)
> at
> org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:119)
> at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
> at $RequestHandler_122fe8e54dee7871.service(Unknown Source)
> at
> org.apache.tapestry5.services.TapestryModule$HttpServletRequestHandlerTerminator.service(TapestryModule.java:385)
> at
> org.apache.tapestry5.internal.gzip.GZipFilter.service(GZipFilter.java:53)
> at $HttpServletRequestHandler_122fe8e54dee7873.service(Unknown Source)
> at
> org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
> at $HttpServletRequestFilter_122fe8e54dee7870.service(Unknown Source)
> at $HttpServletRequestHandler_122fe8e54dee7873.service(Unknown Source)
> at
> org.apache.tapestry5.services.TapestryModule$1.service(TapestryModule.java:1005)
> at $HttpServletRequestHandler_122fe8e54dee7873.service(Unknown Source)
> at
> org.tynamo.security.services.impl.SecurityConfiguration$2.call(SecurityConfiguration.java:104)
> at
> org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
> at
> org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
> at
> org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:344)
> at
> org.tynamo.security.services.impl.SecurityConfiguration.service(SecurityConfiguration.java:102)
> at $HttpServletRequestFilter_122fe8e54dee786e.service(Unknown Source)
> at $HttpServletRequestHandler_122fe8e54dee7873.service(Unknown Source)
> at $HttpServletRequestHandler_122fe8e54dee786d.service(Unknown Source)
> at org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:147)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:256)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:215)
> at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:279)
> at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
> at
> org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:655)
> at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:595)
> at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:98)
> at
> com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:91)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:162)
> at
> org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:326)
> at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:227)
> at
> com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:170)
> at
> com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:822)
> at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:719)
> at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:1013)
> at
> com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:225)
> at
> com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137)
> at
> com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104)
> at
> com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90)
> at
> com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79)
> at
> com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54)
> at
> com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59)
> at com.sun.grizzly.ContextTask.run(ContextTask.java:71)
> at
> com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:532)
> at
> com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:513)
> at java.lang.Thread.run(Thread.java:680)
> Caused by: org.apache.tapestry5.ioc.internal.OperationException: Error
> invoking service contribution method
> org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration,
> boolean, EntityManagerSource, EntityManagerManager, TypeCoercer,
> PropertyAccess, LoggerSource): The type [null] is not the expected
> [EntityType] for the key class [class
> com.flowlogix.website.entities.WebStatsPK].
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.logAndRethrow(OperationTrackerImpl.java:102)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:69)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.run(OperationTrackerImpl.java:46)
> at
> org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.run(PerThreadOperationTracker.java:56)
> at
> org.apache.tapestry5.ioc.internal.RegistryImpl.addToMappedConfiguration(RegistryImpl.java:595)
> at
> org.apache.tapestry5.ioc.internal.RegistryImpl.getMappedConfiguration(RegistryImpl.java:546)
> at
> org.apache.tapestry5.ioc.internal.ServiceResourcesImpl$3.invoke(ServiceResourcesImpl.java:126)
> at
> org.apache.tapestry5.ioc.internal.ServiceResourcesImpl$3.invoke(ServiceResourcesImpl.java:123)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
> at
> org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
> at
> org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
> at
> org.apache.tapestry5.ioc.internal.ServiceResourcesImpl.getMappedConfiguration(ServiceResourcesImpl.java:121)
> at
> org.apache.tapestry5.ioc.internal.AbstractServiceCreator.getMappedConfiguration(AbstractServiceCreator.java:144)
> at
> org.apache.tapestry5.ioc.internal.AbstractServiceCreator.access$300(AbstractServiceCreator.java:35)
> at
> org.apache.tapestry5.ioc.internal.AbstractServiceCreator$1.findResource(AbstractServiceCreator.java:107)
> at
> org.apache.tapestry5.ioc.internal.util.DelegatingInjectionResources.findResource(DelegatingInjectionResources.java:38)
> at
> org.apache.tapestry5.ioc.internal.util.InternalUtils.calculateInjection(InternalUtils.java:272)
> at
> org.apache.tapestry5.ioc.internal.util.InternalUtils.access$000(InternalUtils.java:97)
> at
> org.apache.tapestry5.ioc.internal.util.InternalUtils$2.invoke(InternalUtils.java:321)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
> at
> org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
> at
> org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
> at
> org.apache.tapestry5.ioc.internal.util.InternalUtils.calculateParameters(InternalUtils.java:325)
> at
> org.apache.tapestry5.ioc.internal.util.InternalUtils.calculateParametersForMethod(InternalUtils.java:288)
> at
> org.apache.tapestry5.ioc.internal.ServiceBuilderMethodInvoker$1.invoke(ServiceBuilderMethodInvoker.java:62)
> ... 136 more
> Caused by: java.lang.RuntimeException: Error invoking service contribution
> method
> org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration,
> boolean, EntityManagerSource, EntityManagerManager, TypeCoercer,
> PropertyAccess, LoggerSource): The type [null] is not the expected
> [EntityType] for the key class [class
> com.flowlogix.website.entities.WebStatsPK].
> at
> org.apache.tapestry5.ioc.internal.ContributionDefImpl.invokeMethod(ContributionDefImpl.java:134)
> at
> org.apache.tapestry5.ioc.internal.ContributionDefImpl.contribute(ContributionDefImpl.java:88)
> at
> org.apache.tapestry5.ioc.internal.RegistryImpl$7.run(RegistryImpl.java:599)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl$1.invoke(OperationTrackerImpl.java:50)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl$1.invoke(OperationTrackerImpl.java:47)
> at
> org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
> ... 159 more
> Caused by: java.lang.IllegalArgumentException: The type [null] is not the
> expected [EntityType] for the key class [class
> com.flowlogix.website.entities.WebStatsPK].
> at
> org.eclipse.persistence.internal.jpa.metamodel.MetamodelImpl.entity(MetamodelImpl.java:160)
> at
> org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(JpaModule.java:193)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.tapestry5.ioc.internal.ContributionDefImpl.invokeMethod(ContributionDefImpl.java:122)
> ... 164 more
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