[jira] Commented: (AMQ-1077) Bug in STOMP transport unsubscribe

["Danielius Jurna (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/activemq/browse/AMQ-1077?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_37904 ] 

Danielius Jurna commented on AMQ-1077:
--------------------------------------

Is is possible for the provided patch to be applied for 4.2 version?

> Bug in STOMP transport unsubscribe
> ----------------------------------
>
>                 Key: AMQ-1077
>                 URL: https://issues.apache.org/activemq/browse/AMQ-1077
>             Project: ActiveMQ
>          Issue Type: Bug
>          Components: Transport
>    Affects Versions: 4.0.2
>         Environment: linux 2.6, java 1.5
>            Reporter: Danielius Jurna
>         Attachments: patch.txt
>
>
> After several ubscribe/unsubscribe commands to activemq, subscribtions are not removed and there's error log in the broker: 
> java.lang.IllegalStateException: Cannot remove a consumer that had not been registered: ID:das-32775-1164773607925-3:1881:-1:2
>         at org.apache.activemq.broker.AbstractConnection.processRemoveConsumer(AbstractConnection.java:551)
>         at org.apache.activemq.command.RemoveInfo.visit(RemoveInfo.java:64)
>         at org.apache.activemq.broker.AbstractConnection.service(AbstractConnection.java:237)
>         at org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:61)
>         at org.apache.activemq.transport.ResponseCorrelator.onCommand(ResponseCorrelator.java:92)
>         at org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:67)
>         at org.apache.activemq.transport.InactivityMonitor.onCommand(InactivityMonitor.java:123)
>         at org.apache.activemq.transport.stomp.StompTransportFilter.sendToActiveMQ(StompTransportFilter.java:70)
>         at org.apache.activemq.transport.stomp.ProtocolConverter.sendToActiveMQ(ProtocolConverter.java:112)
>         at org.apache.activemq.transport.stomp.ProtocolConverter.onStompUnsubscribe(ProtocolConverter.java:376)
>         at org.apache.activemq.transport.stomp.ProtocolConverter.onStompCommad(ProtocolConverter.java:144)
>         at org.apache.activemq.transport.stomp.StompTransportFilter.onCommand(StompTransportFilter.java:60)
>         at org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:88)
>         at org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:137)
>         at java.lang.Thread.run(Thread.java:595)
> The problem is that there's internal map of subscriptions in ProtocolConverter class. On unsubscribe command, subscription is not removed from this internal map. Attached patch (against ProtocolConverter.java) fixes this bug

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