Hi, which version of Dropwizard are you using exactly?
Could you provide a minimal example which can be used to reproduce the issue? Cheers, Jochen > Am 16.03.2018 um 10:46 schrieb Sarath Prabath Redlapalli Jaya > <[email protected]>: > > Dropwizard throws NPE and responds with 500 while accessing a POST resource. > The resource method has validation over body > > Resource Snippet: > > public Response aPost(@Valid @NotEmpty List<Model> models) { > > > Stack Trace: > > > [2018-03-16 14:14:16,425] [] [WARN] MSG - o.e.j.s.HttpChannel /aPost > > > javax.servlet.ServletException: java.lang.NullPointerException > > > at > org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:489) > > > at > org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:427) > > > at > org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:388) > > > at > org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:341) > > > at > org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:228) > > > at > io.dropwizard.jetty.NonblockingServletHolder.handle(NonblockingServletHolder.java:49) > > > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1650) > > > at > io.dropwizard.servlets.ThreadNameFilter.doFilter(ThreadNameFilter.java:34) > > > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) > > > at > io.dropwizard.jersey.filter.AllowedMethodsFilter.handle(AllowedMethodsFilter.java:45) > > > at > io.dropwizard.jersey.filter.AllowedMethodsFilter.doFilter(AllowedMethodsFilter.java:39) > > > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) > > > at > com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120) > > > at > com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:135) > > > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1637) > > > at > org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533) > > > at > org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:188) > > > at > org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1253) > > > at > org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:168) > > > at > org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473) > > > at > org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:166) > > > at > org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1155) > > > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) > > > at > org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) > > > at > com.codahale.metrics.jetty9.InstrumentedHandler.handle(InstrumentedHandler.java:241) > > > at io.dropwizard.jetty.RoutingHandler.handle(RoutingHandler.java:52) > > > at > org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:455) > > > at io.dropwizard.jetty.BiDiGzipHandler.handle(BiDiGzipHandler.java:68) > > > at > org.eclipse.jetty.server.handler.RequestLogHandler.handle(RequestLogHandler.java:56) > > > at > org.eclipse.jetty.server.handler.StatisticsHandler.handle(StatisticsHandler.java:169) > > > at > org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) > > > at org.eclipse.jetty.server.Server.handle(Server.java:561) > > > at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:334) > > > at > org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251) > > > at > org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:279) > > > at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:104) > > > at > org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:124) > > > at > org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:679) > > > at > org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:597) > > > at java.lang.Thread.run(Thread.java:748) > > > Caused by: java.lang.NullPointerException: null > > > at > sun.reflect.annotation.TypeAnnotationParser.mapTypeAnnotations(TypeAnnotationParser.java:356) > > > at > sun.reflect.annotation.AnnotatedTypeFactory$AnnotatedTypeBaseImpl.<init>(AnnotatedTypeFactory.java:139) > > > at > sun.reflect.annotation.AnnotatedTypeFactory.buildAnnotatedType(AnnotatedTypeFactory.java:65) > > > at > sun.reflect.annotation.TypeAnnotationParser.buildAnnotatedType(TypeAnnotationParser.java:79) > > > at java.lang.reflect.Field.getAnnotatedType(Field.java:1170) > > > at > org.hibernate.validator.internal.metadata.provider.TypeAnnotationAwareMetaDataProvider.findTypeAnnotationConstraintsForMember(TypeAnnotationAwareMetaDataProvider.java:65) > > > at > org.hibernate.validator.internal.metadata.provider.AnnotationMetaDataProvider.findPropertyMetaData(AnnotationMetaDataProvider.java:246) > > > at > org.hibernate.validator.internal.metadata.provider.AnnotationMetaDataProvider.getFieldMetaData(AnnotationMetaDataProvider.java:229) > > > at > org.hibernate.validator.internal.metadata.provider.AnnotationMetaDataProvider.retrieveBeanConfiguration(AnnotationMetaDataProvider.java:137) > > > at > org.hibernate.validator.internal.metadata.provider.AnnotationMetaDataProvider.getBeanConfiguration(AnnotationMetaDataProvider.java:125) > > > at > org.hibernate.validator.internal.metadata.provider.AnnotationMetaDataProvider.getBeanConfigurationForHierarchy(AnnotationMetaDataProvider.java:108) > > > at > org.hibernate.validator.internal.metadata.BeanMetaDataManager.createBeanMetaData(BeanMetaDataManager.java:203) > > > at > org.hibernate.validator.internal.metadata.BeanMetaDataManager.getOrCreateBeanMetaData(BeanMetaDataManager.java:231) > > > at > org.hibernate.validator.internal.metadata.BeanMetaDataManager.getBeanMetaData(BeanMetaDataManager.java:178) > > > at > org.hibernate.validator.internal.engine.ValidatorImpl.buildNewLocalExecutionContext(ValidatorImpl.java:770) > > > at > org.hibernate.validator.internal.engine.ValidatorImpl.validateCascadedConstraint(ValidatorImpl.java:753) > > > at > org.hibernate.validator.internal.engine.ValidatorImpl.validateCascadedConstraints(ValidatorImpl.java:680) > > > at > org.hibernate.validator.internal.engine.ValidatorImpl.validateParametersInContext(ValidatorImpl.java:1117) > > > at > org.hibernate.validator.internal.engine.ValidatorImpl.validateParameters(ValidatorImpl.java:301) > > > at > org.hibernate.validator.internal.engine.ValidatorImpl.validateParameters(ValidatorImpl.java:255) > > > at > io.dropwizard.jersey.validation.DropwizardConfiguredValidator.validateResourceAndInputParams(DropwizardConfiguredValidator.java:45) > > > at > org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:134) > > > at > org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:160) > > > at > org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:99) > > > at > org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:389) > > > at > org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:347) > > > at > org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:102) > > > at > org.glassfish.jersey.server.ServerRuntime$2.run(ServerRuntime.java:326) > > > at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271) > > > at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267) > > > at org.glassfish.jersey.internal.Errors.process(Errors.java:315) > > > at org.glassfish.jersey.internal.Errors.process(Errors.java:297) > > > at org.glassfish.jersey.internal.Errors.process(Errors.java:267) > > > at > org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:317) > > > at > org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:305) > > > at > org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:1154) > > > at > org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:473) > > > ... 39 common frames omitted > > > The request is passing through, when @Valid annotation is absent > > Thanks > > -- > You received this message because you are subscribed to the Google Groups > "dropwizard-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] > <mailto:[email protected]>. > For more options, visit https://groups.google.com/d/optout > 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