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Posted to issues@karaf.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2019/05/20 08:55:00 UTC
[jira] [Commented] (KARAF-6234) Handle null reference in
MetaServiceCaller.withMetaTypeService()
[ https://issues.apache.org/jira/browse/KARAF-6234?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16843786#comment-16843786 ]
ASF GitHub Bot commented on KARAF-6234:
---------------------------------------
jbonofre commented on pull request #847: [KARAF-6234] Deal with unavalaible metatype service when registering command
URL: https://github.com/apache/karaf/pull/847
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> Handle null reference in MetaServiceCaller.withMetaTypeService()
> ----------------------------------------------------------------
>
> Key: KARAF-6234
> URL: https://issues.apache.org/jira/browse/KARAF-6234
> Project: Karaf
> Issue Type: Improvement
> Components: karaf
> Affects Versions: 4.1.7
> Reporter: Martin Lichtin
> Assignee: Jean-Baptiste Onofré
> Priority: Minor
> Fix For: 4.3.0, 4.1.8, 4.2.6
>
>
> {noformat}
> 2019-04-10T20:23:42,571 | INFO | FelixStartLevel | CommandExtension | mpl.action.osgi.CommandExtension 146 | 44 - org.apache.karaf.shell.core - 4.1.7 | Registering commands for bundle org.apache.karaf.config.core/4.1.7
> 2019-04-10T20:23:42,578 | WARN | FelixStartLevel | CommandExtender | impl.action.osgi.CommandExtender 87 | 44 - org.apache.karaf.shell.core - 4.1.7 | org.apache.karaf.config.core (24): Error while creating extension
> java.lang.RuntimeException: java.lang.reflect.InvocationTargetException
> at org.apache.karaf.shell.impl.action.command.ManagerImpl.register(ManagerImpl.java:159) [44:org.apache.karaf.shell.core:4.1.7]
> at org.apache.karaf.shell.impl.action.osgi.CommandExtension.updateState(CommandExtension.java:168) [44:org.apache.karaf.shell.core:4.1.7]
> at org.apache.karaf.shell.impl.action.osgi.CommandExtension.start(CommandExtension.java:113) [44:org.apache.karaf.shell.core:4.1.7]
> at org.apache.felix.utils.extender.AbstractExtender.createExtension(AbstractExtender.java:254) [44:org.apache.karaf.shell.core:4.1.7]
> at org.apache.felix.utils.extender.AbstractExtender.modifiedBundle(AbstractExtender.java:227) [44:org.apache.karaf.shell.core:4.1.7]
> at org.apache.felix.utils.extender.AbstractExtender.addingBundle(AbstractExtender.java:187) [44:org.apache.karaf.shell.core:4.1.7]
> at org.osgi.util.tracker.BundleTracker$Tracked.customizerAdding(BundleTracker.java:469) [?:?]
> at org.osgi.util.tracker.BundleTracker$Tracked.customizerAdding(BundleTracker.java:415) [?:?]
> at org.osgi.util.tracker.AbstractTracked.trackAdding(AbstractTracked.java:256) [?:?]
> at org.osgi.util.tracker.AbstractTracked.trackInitial(AbstractTracked.java:183) [?:?]
> at org.osgi.util.tracker.BundleTracker.open(BundleTracker.java:156) [?:?]
> at org.apache.felix.utils.extender.AbstractExtender.startTracking(AbstractExtender.java:150) [44:org.apache.karaf.shell.core:4.1.7]
> at org.apache.felix.utils.extender.AbstractExtender.doStart(AbstractExtender.java:142) [44:org.apache.karaf.shell.core:4.1.7]
> at org.apache.felix.utils.extender.AbstractExtender.start(AbstractExtender.java:114) [44:org.apache.karaf.shell.core:4.1.7]
> at org.apache.karaf.shell.impl.console.osgi.Activator.start(Activator.java:107) [44:org.apache.karaf.shell.core:4.1.7]
> at org.apache.felix.framework.util.SecureAction.startActivator(SecureAction.java:697) [?:?]
> at org.apache.felix.framework.Felix.activateBundle(Felix.java:2240) [?:?]
> at org.apache.felix.framework.Felix.startBundle(Felix.java:2146) [?:?]
> at org.apache.felix.framework.Felix.setActiveStartLevel(Felix.java:1373) [?:?]
> at org.apache.felix.framework.FrameworkStartLevelImpl.run(FrameworkStartLevelImpl.java:308) [?:?]
> at java.lang.Thread.run(Thread.java:748) [?:?]
> Caused by: java.lang.reflect.InvocationTargetException
> 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.apache.karaf.shell.impl.action.command.ManagerImpl.instantiate(ManagerImpl.java:103) ~[?:?]
> at org.apache.karaf.shell.impl.action.command.ManagerImpl.instantiate(ManagerImpl.java:60) ~[?:?]
> at org.apache.karaf.shell.impl.action.command.ManagerImpl.register(ManagerImpl.java:151) ~[?:?]
> ... 20 more
> Caused by: java.lang.NullPointerException: Specified service reference cannot be null.
> at org.apache.felix.framework.BundleContextImpl.ungetService(BundleContextImpl.java:479) ~[?:?]
> at org.apache.karaf.config.core.impl.MetaServiceCaller.withMetaTypeService(MetaServiceCaller.java:38) ~[?:?]
> at org.apache.karaf.config.command.completers.MetaCompleter.updateMeta(MetaCompleter.java:63) ~[?:?]
> at org.apache.karaf.config.command.completers.MetaCompleter.init(MetaCompleter.java:49) ~[?:?]
> 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.apache.karaf.shell.impl.action.command.ManagerImpl.instantiate(ManagerImpl.java:103) ~[?:?]
> at org.apache.karaf.shell.impl.action.command.ManagerImpl.instantiate(ManagerImpl.java:60) ~[?:?]
> at org.apache.karaf.shell.impl.action.command.ManagerImpl.register(ManagerImpl.java:151) ~[?:?]
> ... 20 more
> 2019-04-10T20:23:42,584 | INFO | FelixStartLevel | CommandExtension | mpl.action.osgi.CommandExtension 146 | 44 - org.apache.karaf.shell.core - 4.1.7 | Registering commands for bundle org.apache.karaf.deployer.kar/4.1.7
> {noformat}
> Just looking at MetaServiceCaller.withMetaTypeService(), "ref" could be null but the code does not handle that.
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