Return-Path: Delivered-To: apmail-activemq-dev-archive@www.apache.org Received: (qmail 68389 invoked from network); 14 Mar 2008 19:47:17 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 14 Mar 2008 19:47:17 -0000 Received: (qmail 31479 invoked by uid 500); 14 Mar 2008 19:47:14 -0000 Delivered-To: apmail-activemq-dev-archive@activemq.apache.org Received: (qmail 31462 invoked by uid 500); 14 Mar 2008 19:47:14 -0000 Mailing-List: contact dev-help@activemq.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@activemq.apache.org Delivered-To: mailing list dev@activemq.apache.org Received: (qmail 31453 invoked by uid 99); 14 Mar 2008 19:47:14 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 14 Mar 2008 12:47:14 -0700 X-ASF-Spam-Status: No, hits=-1999.8 required=10.0 tests=ALL_TRUSTED,WHOIS_MYPRIVREG X-Spam-Check-By: apache.org Received: from [140.211.11.140] (HELO brutus.apache.org) (140.211.11.140) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 14 Mar 2008 19:46:37 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id B120B234C099 for ; Fri, 14 Mar 2008 12:45:32 -0700 (PDT) Message-ID: <1615791653.1205523932723.JavaMail.jira@brutus> Date: Fri, 14 Mar 2008 12:45:32 -0700 (PDT) From: "Matthew Roy (JIRA)" To: dev@activemq.apache.org Subject: [jira] Commented: (AMQ-1556) Concurrency Issue on MessageConsumer deliveredMessages In-Reply-To: <30801193.1200905361772.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/activemq/browse/AMQ-1556?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=41689#action_41689 ] Matthew Roy commented on AMQ-1556: ---------------------------------- I still see frequent concurrency issues within this class's dispose method when it clears the linked list. java.lang.NullPointerException at java.util.LinkedList.clear(LinkedList.java:294) at org.apache.activemq.ActiveMQMessageConsumer.dispose(ActiveMQMessageConsumer.java:661) at org.apache.activemq.ActiveMQMessageConsumer.close(ActiveMQMessageConsumer.java:578) ... > Concurrency Issue on MessageConsumer deliveredMessages > ------------------------------------------------------ > > Key: AMQ-1556 > URL: https://issues.apache.org/activemq/browse/AMQ-1556 > Project: ActiveMQ > Issue Type: Bug > Affects Versions: 5.0.0 > Reporter: Rob Davies > Assignee: Rob Davies > Fix For: 5.1.0 > > > The LinkedList can be modified concurrently - see http://www.nabble.com/NPE-while-consuming-messages-to12301153s2354.html -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.