"Only the root method of an overridden method in an inheritance hierarchy may be annotated with parameter constraints" when using bean validation on a Stateless JAX-RS resource in EAP 6.x

Solution In Progress - Updated -

Issue

When using bean validation annotations on a JAX-RS resource on a class that is always an EJB, annotated with @Stateless, we have the following error. What could be wrong?

Caused by: javax.validation.ConstraintDeclarationException: Only the root method of an overridden method in an inheritance hierarchy may be annotated with parameter constraints, but there are parameter constraints defined at all of the following overridden methods: [ConstrainedMethod [location=UserResource#register(), parameterMetaData=[ParameterMetaData [location=UserResource#register(0)], name=arg0], constraints=[NotNull], isCascading=false], ParameterMetaData [location=UserResource#register(1)], name=arg1], constraints=[], isCascading=false]], hasParameterConstraints=true], ConstrainedMethod [location=UserResource$$$view9#register(), parameterMetaData=[ParameterMetaData [location=UserResource$$$view9#register(0)], name=arg0], constraints=[NotNull], isCascading=false], ParameterMetaData [location=UserResource$$$view9#register(1)], name=arg1], constraints=[], isCascading=false]], hasParameterConstraints=true]]
    at org.hibernate.validator.internal.metadata.aggregated.MethodMetaData$Builder.checkParameterConstraints(MethodMetaData.java:237) 
    at org.hibernate.validator.internal.metadata.aggregated.MethodMetaData$Builder.build(MethodMetaData.java:157) 
    at org.hibernate.validator.internal.metadata.aggregated.BeanMetaDataImpl$BuilderDelegate.build(BeanMetaDataImpl.java:586) 
    at org.hibernate.validator.internal.metadata.aggregated.BeanMetaDataImpl$BeanMetaDataBuilder.build(BeanMetaDataImpl.java:495) 
    at org.hibernate.validator.internal.metadata.BeanMetaDataManager.createBeanMetaData(BeanMetaDataManager.java:165) 
    at org.hibernate.validator.internal.metadata.BeanMetaDataManager.getBeanMetaData(BeanMetaDataManager.java:128) 
    at org.hibernate.validator.internal.engine.ValidatorImpl.validateParametersInContext(ValidatorImpl.java:842) 
    at org.hibernate.validator.internal.engine.ValidatorImpl.validateAllParameters(ValidatorImpl.java:218) 
    at org.jboss.resteasy.plugins.validation.hibernate.HibernateValidatorAdapter.applyValidation(HibernateValidatorAdapter.java:62) 
    at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:162) 
    at org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:269) 
    at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:227) 
    at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:216) 
    at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:542) 
    ... 19 more

Environment

  • Red Hat JBoss Enterprise Application Platform (EAP)
    • 6
  • RESTEasy
  • Bean validation
  • Stateless session bean

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