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Posted to dev@felix.apache.org by "Karl Pauls (Jira)" <ji...@apache.org> on 2021/12/06 22:34:00 UTC
[jira] [Closed] (FELIX-6442) NPE when generating ServiceReferenceDTOs
[ https://issues.apache.org/jira/browse/FELIX-6442?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Karl Pauls closed FELIX-6442.
-----------------------------
> NPE when generating ServiceReferenceDTOs
> ----------------------------------------
>
> Key: FELIX-6442
> URL: https://issues.apache.org/jira/browse/FELIX-6442
> Project: Felix
> Issue Type: Bug
> Components: Framework
> Affects Versions: framework-7.0.1
> Reporter: Carsten Ziegeler
> Assignee: Carsten Ziegeler
> Priority: Major
> Fix For: framework-7.0.3
>
>
> Sometimes when iterating over SCR DTOs, a NPE occurs - I suspect this is a race condition with the framework unregistering a service
> {noformat}
>
> [pool-85-thread-1] java.lang.NullPointerException: null at
> org.apache.felix.framework.DTOFactory.createServiceReferenceDTO(DTOFactory.java:349) at
> org.apache.felix.framework.DTOFactory.createServiceReferenceDTOArray(DTOFactory.java:341) at
> org.apache.felix.framework.DTOFactory.createDTO(DTOFactory.java:106) at
> org.apache.felix.framework.BundleImpl.adapt(BundleImpl.java:1160) at
> org.apache.felix.scr.impl.runtime.ServiceComponentRuntimeImpl.serviceReferenceToDTO(ServiceComponentRuntimeImpl.java:303) [org.apache.felix.scr:2.1.26] at
> org.apache.felix.scr.impl.runtime.ServiceComponentRuntimeImpl.satisfiedRefManagersToDTO(ServiceComponentRuntimeImpl.java:250) [org.apache.felix.scr:2.1.26] at
> org.apache.felix.scr.impl.runtime.ServiceComponentRuntimeImpl.managerToConfiguration(ServiceComponentRuntimeImpl.java:215) [org.apache.felix.scr:2.1.26] at
> org.apache.felix.scr.impl.runtime.ServiceComponentRuntimeImpl.getComponentConfigurationDTOs(ServiceComponentRuntimeImpl.java:141) [org.apache.felix.scr:2.1.26] at
> org.apache.felix.rootcause.DSRootCause.getRootCause(DSRootCause.java:60) [org.apache.felix.rootcause:0.1.0] at
> org.apache.felix.rootcause.DSRootCause.getRootCause(DSRootCause.java:51) [org.apache.felix.rootcause:0.1.0] at
> java.base/java.util.stream.ReferencePipeline$3$1.accept(Unknown Source) at
> java.base/java.util.stream.ReferencePipeline$2$1.accept(Unknown Source) at
> java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(Unknown Source) at
> java.base/java.util.stream.AbstractPipeline.copyInto(Unknown Source) at
> java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source) at
> java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(Unknown Source) at
> java.base/java.util.stream.AbstractPipeline.evaluate(Unknown Source) at
> java.base/java.util.stream.ReferencePipeline.collect(Unknown Source) at
> org.apache.felix.systemready.impl.ComponentsCheck.getStatus(ComponentsCheck.java:97) at
> org.apache.felix.systemready.impl.SystemReadyMonitorImpl.getStatus(SystemReadyMonitorImpl.java:150) at
> org.apache.felix.systemready.impl.SystemReadyMonitorImpl.lambda$evaluateAllChecks$2(SystemReadyMonitorImpl.java:133) at
> java.base/java.util.stream.ReferencePipeline$3$1.accept(Unknown Source) at
> java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(Unknown Source) at
> java.base/java.util.stream.AbstractPipeline.copyInto(Unknown Source) at
> java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source) at
> java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(Unknown Source) at
> java.base/java.util.stream.AbstractPipeline.evaluate(Unknown Source) at
> java.base/java.util.stream.ReferencePipeline.collect(Unknown Source) at
> org.apache.felix.systemready.impl.SystemReadyMonitorImpl.evaluateAllChecks(SystemReadyMonitorImpl.java:135) at
> org.apache.felix.systemready.impl.SystemReadyMonitorImpl.check(SystemReadyMonitorImpl.java:119) at
> java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at
> java.base/java.util.concurrent.FutureTask.runAndReset(Unknown Source) at
> java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source) at
> {noformat}
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