[
https://issues.apache.org/jira/browse/KARAF-4192?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Guillaume Nodet reassigned KARAF-4192:
--------------------------------------
Assignee: Guillaume Nodet (was: Jean-Baptiste Onofré)
> java.lang.ClassCastException in
> org.apache.karaf.features.internal.region.CandidateComparator
> ---------------------------------------------------------------------------------------------
>
> Key: KARAF-4192
> URL: https://issues.apache.org/jira/browse/KARAF-4192
> Project: Karaf
> Issue Type: Bug
> Components: karaf-feature
> Affects Versions: 4.0.3
> Reporter: Per Kristian Söreide
> Assignee: Guillaume Nodet
> Fix For: 4.1.0, 4.0.8
>
>
> The system bundle will return a String[] {"org.apache.felix.framework",
> "system.bundle"} on line 57 in CandidateComparator:
> {noformat}
> c = ((Comparable<Object>)
> cap1.getAttributes().get(BundleNamespace.BUNDLE_NAMESPACE))
>
> .compareTo(cap2.getAttributes().get(BundleNamespace.BUNDLE_NAMESPACE));{noformat}
> This is causing a ClassCastException being thrown.
> Equinox will return an ArrayList<String> (seen in the stacktrace)
> Stacktrace:
> {noformat}
> java.lang.ClassCastException: java.util.ArrayList cannot be cast to
> java.lang.Comparable
> at
> org.apache.karaf.features.internal.region.CandidateComparator.compare(CandidateComparator.java:57)
> at
> org.apache.karaf.features.internal.region.CandidateComparator.compare(CandidateComparator.java:31)
> at java.util.TimSort.binarySort(TimSort.java:265)
> at java.util.TimSort.sort(TimSort.java:208)
> at java.util.TimSort.sort(TimSort.java:173)
> at java.util.Arrays.sort(Arrays.java:659)
> at java.util.Collections.sort(Collections.java:217)
> at
> org.apache.karaf.features.internal.region.SubsystemResolveContext.findProviders(SubsystemResolveContext.java:260)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:272)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at
> org.apache.felix.resolver.Candidates.processCandidates(Candidates.java:637)
> at
> org.apache.felix.resolver.Candidates.populateResource(Candidates.java:273)
> at org.apache.felix.resolver.Candidates.populate(Candidates.java:161)
> at org.apache.felix.resolver.ResolverImpl.resolve(ResolverImpl.java:146)
> at
> org.apache.karaf.features.internal.region.SubsystemResolver.resolve(SubsystemResolver.java:220)
> at
> org.apache.karaf.features.internal.service.Deployer.deploy(Deployer.java:263)
> at
> org.apache.karaf.features.internal.service.FeaturesServiceImpl.doProvision(FeaturesServiceImpl.java:1079)
> at
> org.apache.karaf.features.internal.service.FeaturesServiceImpl$1.call(FeaturesServiceImpl.java:975)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
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