Github user YolandaMDavis commented on the issue:
https://github.com/apache/nifi/pull/1303
Testing with a Rest Client API I was able to produce a null pointer
exception for the following case:
"position":{"x":null,"y":null}
"position":{"x":"","y":""}
The stack trace in both cases were the following:
`
java.lang.NullPointerException: null
at
org.apache.nifi.web.dao.impl.StandardRemoteProcessGroupDAO.updateRemoteProcessGroup(StandardRemoteProcessGroupDAO.java:376)
~[classes/:na]
at
org.apache.nifi.web.dao.impl.StandardRemoteProcessGroupDAO.createRemoteProcessGroup(StandardRemoteProcessGroupDAO.java:87)
~[classes/:na]
at
org.apache.nifi.web.dao.impl.StandardRemoteProcessGroupDAO$$FastClassBySpringCGLIB$$4a6f5661.invoke(<generated>)
~[classes/:na]
at
org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
~[spring-core-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:720)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:85)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.apache.nifi.audit.RemoteProcessGroupAuditor.createRemoteProcessGroupAdvice(RemoteProcessGroupAuditor.java:68)
~[classes/:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
~[na:1.8.0_111]
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
~[na:1.8.0_111]
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
~[na:1.8.0_111]
at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_111]
at
org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:621)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:610)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:68)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:655)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.apache.nifi.web.dao.impl.StandardRemoteProcessGroupDAO$$EnhancerBySpringCGLIB$$97a3cf4b.createRemoteProcessGroup(<generated>)
~[classes/:na]
at
org.apache.nifi.web.StandardNiFiServiceFacade.lambda$createRemoteProcessGroup$102(StandardNiFiServiceFacade.java:1579)
~[classes/:1.2.0-SNAPSHOT]
at
org.apache.nifi.web.StandardNiFiServiceFacade.lambda$createComponent$86(StandardNiFiServiceFacade.java:1333)
~[classes/:1.2.0-SNAPSHOT]
at
org.apache.nifi.web.revision.NaiveRevisionManager.updateRevision(NaiveRevisionManager.java:121)
~[nifi-web-optimistic-locking-1.2.0-SNAPSHOT.jar:1.2.0-SNAPSHOT]
at
org.apache.nifi.web.StandardNiFiServiceFacade.createComponent(StandardNiFiServiceFacade.java:1331)
~[classes/:1.2.0-SNAPSHOT]
at
org.apache.nifi.web.StandardNiFiServiceFacade.createRemoteProcessGroup(StandardNiFiServiceFacade.java:1576)
~[classes/:1.2.0-SNAPSHOT]
at
org.apache.nifi.web.StandardNiFiServiceFacade$$FastClassBySpringCGLIB$$358780e0.invoke(<generated>)
~[classes/:1.2.0-SNAPSHOT]
at
org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
~[spring-core-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:720)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:85)
~[spring-aop-4.2.4.RELEASE.jar:4.2.4.RELEASE]
at
org.apache.nifi.web.NiFiServiceFacadeLock.createLock(NiFiServiceFacadeLock.java:41)
~[classes/:1.2.0-SNAPSHOT]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
~[na:1.8.0_111]
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
~[na:1.8.0_111]
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
~[na:1.8.0_111]
`
The RPG was created successfully when position x & y values were populated
and when the position attribute was not included in the payload
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
