[jira] [Resolved] (APLO-324) ConcurrentModificationException in recent snapshot

["Hiram Chirino (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/APLO-324?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hiram Chirino resolved APLO-324.
--------------------------------

       Resolution: Fixed
    Fix Version/s: 1.7
         Assignee: Hiram Chirino

Fixed in trunk

> ConcurrentModificationException in recent snapshot
> --------------------------------------------------
>
>                 Key: APLO-324
>                 URL: https://issues.apache.org/jira/browse/APLO-324
>             Project: ActiveMQ Apollo
>          Issue Type: Bug
>         Environment: apollo-99-trunk-20130408.150706-222
>            Reporter: Lionel Cons
>            Assignee: Hiram Chirino
>             Fix For: 1.7
>
>
> One of our Apollo brokers logged the following:
> 2013-05-20 20:23:49,725 | WARN  | HTTP request from '1.2.3.4' for GET '/broker' caused internal server error: java.util.ConcurrentModificationException | 13e1223a1e5
> 2013-05-20 20:23:49,775 | WARN  | stackref=13e1223a1e5
> java.util.ConcurrentModificationException
> 	at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
> 	at java.util.HashMap$ValueIterator.next(HashMap.java:822)
> 	at scala.collection.convert.Wrappers$JIteratorWrapper.next(Wrappers.scala:42)
> 	at scala.collection.Iterator$class.foreach(Iterator.scala:727)
> 	at scala.collection.AbstractIterator.foreach(Iterator.scala:1156)
> 	at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
> 	at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
> 	at scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:251)
> 	at scala.collection.AbstractTraversable.flatMap(Traversable.scala:105)
> 	at org.apache.activemq.apollo.stomp.StompProtocolHandler$$anonfun$disconnect$6.apply(StompProtocolHandler.scala:901)
> 	at org.apache.activemq.apollo.stomp.StompProtocolHandler$$anonfun$disconnect$6.apply(StompProtocolHandler.scala:900)
> 	at org.apache.activemq.apollo.stomp.StompProtocolHandler.create_connection_status(StompProtocolHandler.scala:776)
> 	at org.apache.activemq.apollo.stomp.StompProtocolHandler.create_connection_status(StompProtocolHandler.scala:155)
> 	at org.apache.activemq.apollo.broker.BrokerConnection.get_connection_status(Connection.scala:157)
> 	at org.apache.activemq.apollo.broker.AcceptingConnector$$anonfun$status$5.apply(Connector.scala:160)
> 	at org.apache.activemq.apollo.broker.AcceptingConnector$$anonfun$status$5.apply(Connector.scala:158)
> 	at scala.collection.TraversableLike$WithFilter$$anonfun$foreach$1.apply(TraversableLike.scala:772)
> 	at scala.collection.mutable.LinkedHashMap.foreach(LinkedHashMap.scala:135)
> 	at scala.collection.TraversableLike$WithFilter.foreach(TraversableLike.scala:771)
> 	at org.apache.activemq.apollo.broker.AcceptingConnector.status(Connector.scala:158)
> 	at org.apache.activemq.apollo.broker.AcceptingConnector.status(Connector.scala:117)
> 	at org.apache.activemq.apollo.web.resources.BrokerResource$$anonfun$get_broker$1$$anonfun$apply$5$$anonfun$apply$9.apply(BrokerResource.scala:134)
> 	at org.apache.activemq.apollo.web.resources.BrokerResource$$anonfun$get_broker$1$$anonfun$apply$5$$anonfun$apply$9.apply(BrokerResource.scala:132)
> 	at scala.collection.Iterator$class.foreach(Iterator.scala:727)
> 	at scala.collection.AbstractIterator.foreach(Iterator.scala:1156)
> 	at scala.collection.MapLike$DefaultValuesIterable.foreach(MapLike.scala:206)
> 	at org.apache.activemq.apollo.web.resources.BrokerResource$$anonfun$get_broker$1$$anonfun$apply$5.apply(BrokerResource.scala:132)
> 	at org.apache.activemq.apollo.web.resources.BrokerResource$$anonfun$get_broker$1$$anonfun$apply$5.apply(BrokerResource.scala:114)
> 	at org.apache.activemq.apollo.util.package$$anonfun$sync$1.apply$mcV$sp(util.scala:59)
> 	at org.fusesource.hawtdispatch.package$$anon$4.run(hawtdispatch.scala:357)
> 	at org.fusesource.hawtdispatch.internal.SerialDispatchQueue.run(SerialDispatchQueue.java:96)
> 	at org.fusesource.hawtdispatch.internal.pool.SimpleThread.run(SimpleThread.java:77)
> FWIW, the IP address corresponds to a Nagios instance monitoring this broker.



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