Daniel Chaffelson created NIFI-7995: ---------------------------------------
Summary: 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: 1.12.1, 1.10.0 Reporter: Daniel Chaffelson 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)