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https://issues.apache.org/jira/browse/VYSPER-73?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Bernd Fondermann updated VYSPER-73:
-----------------------------------

    Component/s: storage

> Mutual subscription error in JCR persistence
> --------------------------------------------
>
>                 Key: VYSPER-73
>                 URL: https://issues.apache.org/jira/browse/VYSPER-73
>             Project: VYSPER
>          Issue Type: Bug
>          Components: storage
>            Reporter: Bernd Fondermann
>            Assignee: Bernd Fondermann
>
> There are exceptions when the mutual subscription is going to be saved to the 
> jcr repo:
> 10:55:04,225 | WARN  | org.apache.vysper.storage.jcr.roster.JcrRosterManager 
> | try now loading contact [email protected] from node node 
> /accountentity/[email protected]/jabber_iq_roster/[email protected]
> 10:55:04,225 | INFO  | org.apache.vysper.storage.jcr.roster.JcrRosterManager 
> | item loaded for [email protected]: rosteritem{[email protected], 
> name='null', groups=[], subscriptionType=FROM, askSubscriptionType=NOT_SET}
> 10:55:04,230 | ERROR | org.apache.vysper.xmpp.protocol.ProtocolWorker | error 
> executing handler 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceHandler with stanza 
> presence.type='subscribe'.to='[email protected]'
> java.lang.RuntimeException: 
> org.apache.vysper.xmpp.modules.roster.RosterException: failed to add contact 
> node to roster for user = [email protected] and contact jid = [email protected]
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceSubscriptionHandler.handleOutboundSubscriptionRequest(PresenceSubscriptionHandler.java:487)
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceSubscriptionHandler.executeCorePresence(PresenceSubscriptionHandler.java:97)
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceHandler.executeCore(PresenceHandler.java:67)
>       at 
> org.apache.vysper.xmpp.modules.core.base.handler.XMPPCoreStanzaHandler.execute(XMPPCoreStanzaHandler.java:112)
>       at 
> org.apache.vysper.xmpp.protocol.worker.AbstractStateAwareProtocolWorker.executeHandler(AbstractStateAwareProtocolWorker.java:67)
>       at 
> org.apache.vysper.xmpp.protocol.worker.AbstractStateAwareProtocolWorker.processStanza(AbstractStateAwareProtocolWorker.java:46)
>       at 
> org.apache.vysper.xmpp.protocol.ProtocolWorker.processStanza(ProtocolWorker.java:167)
>       at 
> org.apache.vysper.xmpp.protocol.QueuedStanzaProcessor$StanzaProcessorUnitOfWork.run(QueuedStanzaProcessor.java:69)
>       at 
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:417)
>       at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:269)
>       at java.util.concurrent.FutureTask.run(FutureTask.java:123)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675)
>       at java.lang.Thread.run(Thread.java:613)
> Caused by: org.apache.vysper.xmpp.modules.roster.RosterException: failed to 
> add contact node to roster for user = [email protected] and contact jid = 
> [email protected]
>       at 
> org.apache.vysper.storage.jcr.roster.JcrRosterManager.addContact(JcrRosterManager.java:172)
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceSubscriptionHandler.handleOutboundSubscriptionRequest(PresenceSubscriptionHandler.java:485)
>       ... 13 more
> Caused by: javax.jcr.InvalidItemStateException: Item cannot be saved because 
> it has beenmodified externally: node 
> /accountentity/[email protected]/jabber_iq_roster/[email protected]
>       at 
> org.apache.jackrabbit.core.ItemImpl.getTransientStates(ItemImpl.java:246)
>       at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:931)
>       at 
> org.apache.vysper.storage.jcr.roster.JcrRosterManager.addContact(JcrRosterManager.java:169)
>       ... 14 more
> 10:55:04,233 | WARN  | org.apache.vysper.storage.jcr.roster.JcrRosterManager 
> | try now loading contact [email protected] from node node 
> /accountentity/[email protected]/jabber_iq_roster/[email protected]
> 10:55:04,233 | WARN  | org.apache.vysper.storage.jcr.roster.JcrRosterManager 
> | when loading roster for user [email protected], contact [email protected], 
> the ask subscription type is unparsable. skipping!
> org.apache.vysper.xmpp.modules.roster.RosterException: failed to add contact 
> node to roster for user = [email protected] and contact jid = [email protected]
>       at 
> org.apache.vysper.storage.jcr.roster.JcrRosterManager.addContact(JcrRosterManager.java:172)
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceSubscriptionHandler.handleOutboundSubscriptionApproval(PresenceSubscriptionHandler.java:342)
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceSubscriptionHandler.executeCorePresence(PresenceSubscriptionHandler.java:103)
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceHandler.executeCore(PresenceHandler.java:67)
>       at 
> org.apache.vysper.xmpp.modules.core.base.handler.XMPPCoreStanzaHandler.execute(XMPPCoreStanzaHandler.java:112)
>       at 
> org.apache.vysper.xmpp.protocol.worker.AbstractStateAwareProtocolWorker.executeHandler(AbstractStateAwareProtocolWorker.java:67)
>       at 
> org.apache.vysper.xmpp.protocol.worker.AbstractStateAwareProtocolWorker.processStanza(AbstractStateAwareProtocolWorker.java:46)
>       at 
> org.apache.vysper.xmpp.protocol.ProtocolWorker.processStanza(ProtocolWorker.java:167)
>       at 
> org.apache.vysper.xmpp.protocol.QueuedStanzaProcessor$StanzaProcessorUnitOfWork.run(QueuedStanzaProcessor.java:69)
>       at 
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:417)
>       at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:269)
>       at java.util.concurrent.FutureTask.run(FutureTask.java:123)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675)
>       at java.lang.Thread.run(Thread.java:613)
> Caused by: javax.jcr.InvalidItemStateException: Item cannot be saved because 
> it has beenmodified externally: node 
> /accountentity/[email protected]/jabber_iq_roster/[email protected]
>       at 
> org.apache.jackrabbit.core.ItemImpl.getTransientStates(ItemImpl.java:246)
>       at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:931)
>       at 
> org.apache.vysper.storage.jcr.roster.JcrRosterManager.addContact(JcrRosterManager.java:169)
>       ... 14 more
> 10:55:04,238 | ERROR | org.apache.vysper.xmpp.protocol.ProtocolWorker | error 
> executing handler 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceHandler with stanza 
> presence.type='subscribed'.to='[email protected]'
> java.lang.RuntimeException: 
> org.apache.vysper.xmpp.modules.roster.RosterException: failed to add contact 
> node to roster for user = [email protected] and contact jid = [email protected]
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceSubscriptionHandler.handleOutboundSubscriptionApproval(PresenceSubscriptionHandler.java:345)
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceSubscriptionHandler.executeCorePresence(PresenceSubscriptionHandler.java:103)
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceHandler.executeCore(PresenceHandler.java:67)
>       at 
> org.apache.vysper.xmpp.modules.core.base.handler.XMPPCoreStanzaHandler.execute(XMPPCoreStanzaHandler.java:112)
>       at 
> org.apache.vysper.xmpp.protocol.worker.AbstractStateAwareProtocolWorker.executeHandler(AbstractStateAwareProtocolWorker.java:67)
>       at 
> org.apache.vysper.xmpp.protocol.worker.AbstractStateAwareProtocolWorker.processStanza(AbstractStateAwareProtocolWorker.java:46)
>       at 
> org.apache.vysper.xmpp.protocol.ProtocolWorker.processStanza(ProtocolWorker.java:167)
>       at 
> org.apache.vysper.xmpp.protocol.QueuedStanzaProcessor$StanzaProcessorUnitOfWork.run(QueuedStanzaProcessor.java:69)
>       at 
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:417)
>       at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:269)
>       at java.util.concurrent.FutureTask.run(FutureTask.java:123)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675)
>       at java.lang.Thread.run(Thread.java:613)
> Caused by: org.apache.vysper.xmpp.modules.roster.RosterException: failed to 
> add contact node to roster for user = [email protected] and contact jid = 
> [email protected]
>       at 
> org.apache.vysper.storage.jcr.roster.JcrRosterManager.addContact(JcrRosterManager.java:172)
>       at 
> org.apache.vysper.xmpp.modules.core.im.handler.PresenceSubscriptionHandler.handleOutboundSubscriptionApproval(PresenceSubscriptionHandler.java:342)
>       ... 13 more
> Caused by: javax.jcr.InvalidItemStateException: Item cannot be saved because 
> it has beenmodified externally: node 
> /accountentity/[email protected]/jabber_iq_roster/[email protected]
>       at 
> org.apache.jackrabbit.core.ItemImpl.getTransientStates(ItemImpl.java:246)
>       at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:931)
>       at 
> org.apache.vysper.storage.jcr.roster.JcrRosterManager.addContact(JcrRosterManager.java:169)
>       ... 14 more

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