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Otto Fowler commented on NIFI-7995: ----------------------------------- do you have a python script to reproduce this? > Requesting create Parameter Context via API with Parameters null generates an > NPE > --------------------------------------------------------------------------------- > > Key: NIFI-7995 > URL: https://issues.apache.org/jira/browse/NIFI-7995 > Project: Apache NiFi > Issue Type: Bug > Components: Core Framework > Affects Versions: 1.10.0, 1.12.1 > Reporter: Daniel Chaffelson > Priority: Minor > > org.apache.nifi.web.api.ParameterContextResource.validateParameterNames(ParameterContextResource.java:403) > gets very upset if you submit a JSON with null for the Parameter listing > instead of an empty or populated list. It is a minor thing, but probably > worth tidying up in the validator. > Discovered because NiPyAPI defaults to Python 'None' for unpopulated > properties. > > Full logged error is: > 2020-11-09 13:20:28,612 ERROR [NiFi Web Server-22] > o.a.nifi.web.api.config.ThrowableMapper An unexpected error has occurred: > java.lang.NullPointerException. Returning Internal Server Error response. > java.lang.NullPointerException: null > at > org.apache.nifi.web.api.ParameterContextResource.validateParameterNames(ParameterContextResource.java:403) > at > org.apache.nifi.web.api.ParameterContextResource.createParameterContext(ParameterContextResource.java:199) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at > org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:76) > at > org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:148) > at > org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:191) > at > org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:200) > at > org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:103) > at > org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:493) > at > org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:415) > at > org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:104) > at > org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:277) > at org.glassfish.jersey.internal.Errors$1.call(Errors.java:272) > at org.glassfish.jersey.internal.Errors$1.call(Errors.java:268) > at org.glassfish.jersey.internal.Errors.process(Errors.java:316) > at org.glassfish.jersey.internal.Errors.process(Errors.java:298) > at org.glassfish.jersey.internal.Errors.process(Errors.java:268) > at > org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:289) > at > org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:256) > at > org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:703) > at > org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:416) > at > org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:370) > at > org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:389) > at > org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:342) > at > org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:229) > at > org.eclipse.jetty.servlet.ServletHolder$NotAsyncServlet.service(ServletHolder.java:1395) > at > org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:755) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1617) > at > org.apache.nifi.web.filter.RequestLogger.doFilter(RequestLogger.java:66) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:317) > at > org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:127) > at > org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:91) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) > at > org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.authenticate(NiFiAuthenticationFilter.java:100) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.doFilter(NiFiAuthenticationFilter.java:59) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.authenticate(NiFiAuthenticationFilter.java:100) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.doFilter(NiFiAuthenticationFilter.java:59) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.authenticate(NiFiAuthenticationFilter.java:100) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.doFilter(NiFiAuthenticationFilter.java:59) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.authenticate(NiFiAuthenticationFilter.java:100) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.doFilter(NiFiAuthenticationFilter.java:59) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.authenticate(NiFiAuthenticationFilter.java:100) > at > org.apache.nifi.web.security.NiFiAuthenticationFilter.doFilter(NiFiAuthenticationFilter.java:59) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) > at > org.springframework.web.filter.CorsFilter.doFilterInternal(CorsFilter.java:96) > at > org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) > at > org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:214) > at > org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:177) > at > org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:347) > at > org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:263) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) > at org.apache.nifi.web.filter.TimerFilter.doFilter(TimerFilter.java:51) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) > at > org.apache.nifi.web.filter.ExceptionFilter.doFilter(ExceptionFilter.java:46) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1596) > at > org.eclipse.jetty.servlets.DoSFilter.doFilterChain(DoSFilter.java:472) > at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:325) > at org.eclipse.jetty.servlets.DoSFilter.doFilter(DoSFilter.java:295) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) > at > org.apache.nifi.web.security.headers.XContentTypeOptionsFilter.doFilter(XContentTypeOptionsFilter.java:48) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) > at > org.apache.nifi.web.security.headers.XSSProtectionFilter.doFilter(XSSProtectionFilter.java:48) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) > at > org.apache.nifi.web.security.headers.ContentSecurityPolicyFilter.doFilter(ContentSecurityPolicyFilter.java:47) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) > at > org.apache.nifi.web.security.headers.XFrameOptionsFilter.doFilter(XFrameOptionsFilter.java:48) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1604) > at > org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:545) > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) > at > org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:590) > at > org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) > at > org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235) > at > org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1607) > at > org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233) > at > org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1297) > at > org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188) > at > org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:485) > at > org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1577) > at > org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186) > at > org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1212) > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) > at > org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146) > at > org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:767) > at > org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:221) > at > org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:59) > at > org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) > at org.eclipse.jetty.server.Server.handle(Server.java:500) > at > org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:383) > at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:547) > at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:375) > at > org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:270) > at > org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311) > at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103) > at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117) > at > org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336) > at > org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313) > at > org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171) > at > org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129) > at > org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:388) > at > org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:806) > at > org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:938) > at java.lang.Thread.run(Thread.java:748) > -- This message was sent by Atlassian Jira (v8.3.4#803005)