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Posted to issues@nifi.apache.org by "Kevin Doran (JIRA)" <ji...@apache.org> on 2018/03/28 16:52:00 UTC

[jira] [Resolved] (NIFIREG-144) NPE when accessing for metadata of 'latest' version and no versions exists

     [ https://issues.apache.org/jira/browse/NIFIREG-144?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kevin Doran resolved NIFIREG-144.
---------------------------------
       Resolution: Fixed
    Fix Version/s: 0.2.0

Thanks for providing the patch, [~bende].

> NPE when accessing for metadata of 'latest' version and no versions exists
> --------------------------------------------------------------------------
>
>                 Key: NIFIREG-144
>                 URL: https://issues.apache.org/jira/browse/NIFIREG-144
>             Project: NiFi Registry
>          Issue Type: Bug
>    Affects Versions: 0.1.0
>            Reporter: Bryan Bende
>            Assignee: Bryan Bende
>            Priority: Minor
>             Fix For: 0.2.0
>
>
> {code:java}
> 2018-02-14 10:59:35,879 ERROR [NiFi Registry Web Server-82] o.a.n.r.web.mapper.ThrowableMapper An unexpected error has occurred: java.lang.NullPointerException. Returning Internal Server Error response.
> java.lang.NullPointerException: null
>     at org.apache.nifi.registry.service.DataModelMapper.map(DataModelMapper.java:106) ~[nifi-registry-framework-0.2.0-SNAPSHOT.jar:0.2.0-SNAPSHOT]
>     at org.apache.nifi.registry.service.RegistryService.getLatestFlowSnapshotMetadata(RegistryService.java:742) ~[nifi-registry-framework-0.2.0-SNAPSHOT.jar:0.2.0-SNAPSHOT]
>     at org.apache.nifi.registry.service.RegistryService$$FastClassBySpringCGLIB$$274de08.invoke(<generated>) ~[nifi-registry-framework-0.2.0-SNAPSHOT.jar:0.2.0-SNAPSHOT]
>     at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) ~[spring-core-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:747) ~[spring-aop-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) ~[spring-aop-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:294) ~[spring-tx-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98) ~[spring-tx-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:185) ~[spring-aop-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:689) ~[spring-aop-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.apache.nifi.registry.service.RegistryService$$EnhancerBySpringCGLIB$$6e647495.getLatestFlowSnapshotMetadata(<generated>) ~[nifi-registry-framework-0.2.0-SNAPSHOT.jar:0.2.0-SNAPSHOT]
>     at org.apache.nifi.registry.web.api.BucketFlowResource.getLatestFlowVersionMetadata(BucketFlowResource.java:368) ~[classes/:na]
>     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_144]
>     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_144]
>     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_144]
>     at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_144]
>     at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:76) ~[jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:148) ~[jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:191) ~[jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:200) ~[jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:103) ~[jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:493) ~[jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:415) ~[jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:104) ~[jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:277) ~[jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.internal.Errors$1.call(Errors.java:272) [jersey-common-2.26.jar:na]
>     at org.glassfish.jersey.internal.Errors$1.call(Errors.java:268) [jersey-common-2.26.jar:na]
>     at org.glassfish.jersey.internal.Errors.process(Errors.java:316) [jersey-common-2.26.jar:na]
>     at org.glassfish.jersey.internal.Errors.process(Errors.java:298) [jersey-common-2.26.jar:na]
>     at org.glassfish.jersey.internal.Errors.process(Errors.java:268) [jersey-common-2.26.jar:na]
>     at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:289) [jersey-common-2.26.jar:na]
>     at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:256) [jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:703) [jersey-server-2.26.jar:na]
>     at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:416) [jersey-container-servlet-core-2.26.jar:na]
>     at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:370) [jersey-container-servlet-core-2.26.jar:na]
>     at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:389) [jersey-container-servlet-core-2.26.jar:na]
>     at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:342) [jersey-container-servlet-core-2.26.jar:na]
>     at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:229) [jersey-container-servlet-core-2.26.jar:na]
>     at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:841) [jetty-servlet-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1634) [jetty-servlet-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.springframework.boot.actuate.trace.WebRequestTraceFilter.doFilterInternal(WebRequestTraceFilter.java:119) [spring-boot-actuator-2.0.0.M7.jar:2.0.0.M7]
>     at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1621) [jetty-servlet-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) [spring-web-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1621) [jetty-servlet-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:127) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:91) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:119) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.apache.nifi.registry.web.security.authentication.IdentityFilter.doFilter(IdentityFilter.java:70) [classes/:na]
>     at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.apache.nifi.registry.web.security.authentication.IdentityFilter.doFilter(IdentityFilter.java:91) [classes/:na]
>     at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178) [spring-security-web-5.0.0.RELEASE.jar:5.0.0.RELEASE]
>     at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:357) [spring-web-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:270) [spring-web-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1621) [jetty-servlet-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200) [spring-web-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1621) [jetty-servlet-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.springframework.boot.web.servlet.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:115) [spring-boot-2.0.0.M7.jar:2.0.0.M7]
>     at org.springframework.boot.web.servlet.support.ErrorPageFilter.access$000(ErrorPageFilter.java:59) [spring-boot-2.0.0.M7.jar:2.0.0.M7]
>     at org.springframework.boot.web.servlet.support.ErrorPageFilter$1.doFilterInternal(ErrorPageFilter.java:90) [spring-boot-2.0.0.M7.jar:2.0.0.M7]
>     at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-5.0.2.RELEASE.jar:5.0.2.RELEASE]
>     at org.springframework.boot.web.servlet.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:108) [spring-boot-2.0.0.M7.jar:2.0.0.M7]
>     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1621) [jetty-servlet-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:541) [jetty-servlet-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) [jetty-security-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:190) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1593) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:188) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1239) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:168) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:481) [jetty-servlet-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1562) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:166) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1141) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:118) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.Server.handle(Server.java:564) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:320) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251) [jetty-server-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:279) [jetty-io-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:110) [jetty-io-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:258) [jetty-io-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.io.ssl.SslConnection$3.succeeded(SslConnection.java:147) [jetty-io-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:110) [jetty-io-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:124) [jetty-io-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.util.thread.Invocable.invokePreferred(Invocable.java:122) [jetty-util-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.util.thread.strategy.ExecutingExecutionStrategy.invoke(ExecutingExecutionStrategy.java:58) [jetty-util-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:201) [jetty-util-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:133) [jetty-util-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:672) [jetty-util-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:590) [jetty-util-9.4.3.v20170317.jar:9.4.3.v20170317]
>     at java.lang.Thread.run(Thread.java:748) [na:1.8.0_144]{code}



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