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Date: Sat, 16 Jun 2007 06:09:33 -0700 (PDT)
From: "Timothy Bish (JIRA)" <jira@apache.org>
To: dev@activemq.apache.org
Subject: [jira] Commented: (AMQCPP-132) Unsubscribe of durable subscription
 fails
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    [ https://issues.apache.org/activemq/browse/AMQCPP-132?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_39429 ] 

Timothy Bish commented on AMQCPP-132:
-------------------------------------

See the stomp protocol spec.
http://stomp.codehaus.org/Protocol


> Unsubscribe of durable subscription fails
> -----------------------------------------
>
>                 Key: AMQCPP-132
>                 URL: https://issues.apache.org/activemq/browse/AMQCPP-132
>             Project: ActiveMQ C++ Client
>          Issue Type: Bug
>          Components: Openwire
>    Affects Versions: 2.1
>            Reporter: Albert Strasheim
>            Assignee: Nathan Mittler
>         Attachments: owdurableunsub.patch
>
>
> Calling unsubscribe on an Openwire session fails. The C++ application throws the following exception:
> response from futureResponse was invalid
>         FILE: ..\src\main\activemq\transport\filters\ResponseCorrelator.cpp, LINE: 146
>         FILE: ..\src\main\activemq\transport\filters\ResponseCorrelator.cpp, LINE: 153
>         FILE: ..\src\main\activemq\connector\openwire\OpenWireFormatNegotiator.cpp, LINE: 105
>         FILE: ..\src\main\activemq\connector\openwire\OpenWireConnector.cpp, LINE: 1468
>         FILE: ..\src\main\activemq\connector\openwire\OpenWireConnector.cpp, LINE: 1250
>         FILE: ..\src\main\activemq\core\ActiveMQSession.cpp, LINE: 788
> On a recent ActiveMQ 5.0-SNAPSHOT broker the following is printed in the console:
> Exception in thread "ActiveMQ Transport: tcp:///127.0.0.1:1900" java.lang.OutOfMemoryError: Java heap space
>         at org.apache.activemq.openwire.v2.BaseDataStreamMarshaller.looseUnmarshalByteSequence(BaseDataStreamMarshaller.java:599)
>         at org.apache.activemq.openwire.v2.WireFormatInfoMarshaller.looseUnmarshal(WireFormatInfoMarshaller.java:132)
>         at org.apache.activemq.openwire.OpenWireFormat.doUnmarshal(OpenWireFormat.java:351)
>         at org.apache.activemq.openwire.OpenWireFormat.unmarshal(OpenWireFormat.java:275)
>         at org.apache.activemq.transport.tcp.TcpTransport.readCommand(TcpTransport.java:156)
>         at org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:136)
>         at java.lang.Thread.run(Thread.java:619)
> A patch for the Openwire durable subscribe integration test is attached to perform an unsubscribe when everything is done. This reproduces the problem.
> In a related matter, why is unsubscribe not supported for Stomp? Is it due to a protocol limitation?

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