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Posted to users@felix.apache.org by peter lawrey <pe...@edgeci.com> on 2011/02/04 18:11:14 UTC

Has anyone come across this ConcurrentModificationException?

java.util.ConcurrentModificationException

        at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)

        at java.util.HashMap$EntryIterator.next(HashMap.java:834)

        at java.util.HashMap$EntryIterator.next(HashMap.java:832)

        at
org.apache.felix.karaf.features.internal.FeaturesServiceImpl.saveMap(Fea
turesServiceImpl.java:534)

        at
org.apache.felix.karaf.features.internal.FeaturesServiceImpl.saveState(F
eaturesServiceImpl.java:485)

        at
org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
ure(FeaturesServiceImpl.java:234)

        at
org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
ure(FeaturesServiceImpl.java:205)

        at
org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
ure(FeaturesServiceImpl.java:205)

        at
org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
ure(FeaturesServiceImpl.java:205)

        at
org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
ure(FeaturesServiceImpl.java:205)

        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

        at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.jav
a:39)

        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessor
Impl.java:25)

        at java.lang.reflect.Method.invoke(Method.java:597)

        at
org.apache.geronimo.blueprint.container.AbstractServiceReferenceRecipe$J
dkProxyFactory$1.invoke(AbstractServiceReferenceRecipe.java:561)

        at $Proxy7.installFeature(Unknown Source)

        at
org.apache.felix.karaf.deployer.features.FeatureDeploymentListener.bundl
eChanged(FeatureDeploymentListener.java:173)

        at
org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCall
back(EventDispatcher.java:800)

        at
org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(Eve
ntDispatcher.java:728)

        at
org.apache.felix.framework.util.EventDispatcher.fireBundleEvent(EventDis
patcher.java:610)

        at
org.apache.felix.framework.Felix.fireBundleEvent(Felix.java:3592)

        at
org.apache.felix.framework.Felix.installBundle(Felix.java:2483)

        at
org.apache.felix.framework.Felix.installBundle(Felix.java:2282)

        at
org.apache.felix.framework.BundleContextImpl.installBundle(BundleContext
Impl.java:130)

        at
org.apache.felix.fileinstall.internal.DirectoryWatcher.installOrUpdateBu
ndle(DirectoryWatcher.java:913)

        at
org.apache.felix.fileinstall.internal.DirectoryWatcher.install(Directory
Watcher.java:862)

        at
org.apache.felix.fileinstall.internal.DirectoryWatcher.install(Directory
Watcher.java:754)

        at
org.apache.felix.fileinstall.internal.DirectoryWatcher.process(Directory
Watcher.java:392)

        at
org.apache.felix.fileinstall.internal.DirectoryWatcher.run(DirectoryWatc
her.java:200)

Re: Has anyone come across this ConcurrentModificationException?

Posted by Michael Kelleher <mj...@gmail.com>.
You cannot modify a collection while you are iterating through it
using either the collections iterator or using the jvm 1.5 or 1.6 for
construct for arrays and collections.



Sent from my iPhone

On Feb 4, 2011, at 12:11 PM, peter lawrey <pe...@edgeci.com>
wrote:

> java.util.ConcurrentModificationException
>
>        at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
>
>        at java.util.HashMap$EntryIterator.next(HashMap.java:834)
>
>        at java.util.HashMap$EntryIterator.next(HashMap.java:832)
>
>        at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.saveMap
> (Fea
> turesServiceImpl.java:534)
>
>        at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.saveState(
> F
> eaturesServiceImpl.java:485)
>
>        at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat


> ure(FeaturesServiceImpl.java:234)
>
>        at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat


> ure(FeaturesServiceImpl.java:205)
>
>        at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat


> ure(FeaturesServiceImpl.java:205)
>
>        at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat


> ure(FeaturesServiceImpl.java:205)
>
>        at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat


> ure(FeaturesServiceImpl.java:205)
>
>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>
>        at
> sun.reflect.NativeMethodAccessorImpl.invoke
> (NativeMethodAccessorImpl.jav
> a:39)
>
>        at
> sun.reflect.DelegatingMethodAccessorImpl.invoke
> (DelegatingMethodAccessor
> Impl.java:25)
>
>        at java.lang.reflect.Method.invoke(Method.java:597)
>
>        at
> org.apache.geronimo.blueprint.container.AbstractServiceReferenceRecipe$
> J
> dkProxyFactory$1.invoke(AbstractServiceReferenceRecipe.java:561)
>
>        at $Proxy7.installFeature(Unknown Source)
>
>        at
> org.apache.felix.karaf.deployer.features.FeatureDeploymentListener.bundl


> eChanged(FeatureDeploymentListener.java:173)
>
>        at
> org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCall


> back(EventDispatcher.java:800)
>
>        at
> org.apache.felix.framework.util.EventDispatcher.fireEventImmediately
> (Eve
> ntDispatcher.java:728)
>
>        at
> org.apache.felix.framework.util.EventDispatcher.fireBundleEvent
> (EventDis
> patcher.java:610)
>
>        at
> org.apache.felix.framework.Felix.fireBundleEvent(Felix.java:3592)
>
>        at
> org.apache.felix.framework.Felix.installBundle(Felix.java:2483)
>
>        at
> org.apache.felix.framework.Felix.installBundle(Felix.java:2282)
>
>        at
> org.apache.felix.framework.BundleContextImpl.installBundle
> (BundleContext
> Impl.java:130)
>
>        at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.installOrUpdateBu


> ndle(DirectoryWatcher.java:913)
>
>        at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.install
> (Directory
> Watcher.java:862)
>
>        at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.install
> (Directory
> Watcher.java:754)
>
>        at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.process
> (Directory
> Watcher.java:392)
>
>        at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.run
> (DirectoryWatc
> her.java:200)
>

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Re: Has anyone come across this ConcurrentModificationException?

Posted by Guillaume Nodet <gn...@gmail.com>.
Which version of karaf are you using?

On Friday, February 4, 2011, peter lawrey <pe...@edgeci.com> wrote:
> java.util.ConcurrentModificationException
>
>         at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
>
>         at java.util.HashMap$EntryIterator.next(HashMap.java:834)
>
>         at java.util.HashMap$EntryIterator.next(HashMap.java:832)
>
>         at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.saveMap(Fea
> turesServiceImpl.java:534)
>
>         at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.saveState(F
> eaturesServiceImpl.java:485)
>
>         at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
> ure(FeaturesServiceImpl.java:234)
>
>         at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
> ure(FeaturesServiceImpl.java:205)
>
>         at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
> ure(FeaturesServiceImpl.java:205)
>
>         at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
> ure(FeaturesServiceImpl.java:205)
>
>         at
> org.apache.felix.karaf.features.internal.FeaturesServiceImpl.installFeat
> ure(FeaturesServiceImpl.java:205)
>
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>
>         at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.jav
> a:39)
>
>         at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessor
> Impl.java:25)
>
>         at java.lang.reflect.Method.invoke(Method.java:597)
>
>         at
> org.apache.geronimo.blueprint.container.AbstractServiceReferenceRecipe$J
> dkProxyFactory$1.invoke(AbstractServiceReferenceRecipe.java:561)
>
>         at $Proxy7.installFeature(Unknown Source)
>
>         at
> org.apache.felix.karaf.deployer.features.FeatureDeploymentListener.bundl
> eChanged(FeatureDeploymentListener.java:173)
>
>         at
> org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCall
> back(EventDispatcher.java:800)
>
>         at
> org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(Eve
> ntDispatcher.java:728)
>
>         at
> org.apache.felix.framework.util.EventDispatcher.fireBundleEvent(EventDis
> patcher.java:610)
>
>         at
> org.apache.felix.framework.Felix.fireBundleEvent(Felix.java:3592)
>
>         at
> org.apache.felix.framework.Felix.installBundle(Felix.java:2483)
>
>         at
> org.apache.felix.framework.Felix.installBundle(Felix.java:2282)
>
>         at
> org.apache.felix.framework.BundleContextImpl.installBundle(BundleContext
> Impl.java:130)
>
>         at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.installOrUpdateBu
> ndle(DirectoryWatcher.java:913)
>
>         at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.install(Directory
> Watcher.java:862)
>
>         at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.install(Directory
> Watcher.java:754)
>
>         at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.process(Directory
> Watcher.java:392)
>
>         at
> org.apache.felix.fileinstall.internal.DirectoryWatcher.run(DirectoryWatc
> her.java:200)
>
>

-- 
Cheers,
Guillaume Nodet
------------------------
Blog: http://gnodet.blogspot.com/
------------------------
Open Source SOA
http://fusesource.com

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