Return-Path: Delivered-To: apmail-openjpa-dev-archive@www.apache.org Received: (qmail 82282 invoked from network); 13 Oct 2009 07:55:55 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 13 Oct 2009 07:55:55 -0000 Received: (qmail 39706 invoked by uid 500); 13 Oct 2009 07:55:55 -0000 Delivered-To: apmail-openjpa-dev-archive@openjpa.apache.org Received: (qmail 39636 invoked by uid 500); 13 Oct 2009 07:55:54 -0000 Mailing-List: contact dev-help@openjpa.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@openjpa.apache.org Delivered-To: mailing list dev@openjpa.apache.org Received: (qmail 39471 invoked by uid 99); 13 Oct 2009 07:55:53 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 13 Oct 2009 07:55:53 +0000 X-ASF-Spam-Status: No, hits=-10.5 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI 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; Tue, 13 Oct 2009 07:55:51 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 4FEFA234C046 for ; Tue, 13 Oct 2009 00:55:31 -0700 (PDT) Message-ID: <1107326153.1255420531312.JavaMail.jira@brutus> Date: Tue, 13 Oct 2009 00:55:31 -0700 (PDT) From: "Niklas Mehner (JIRA)" To: dev@openjpa.apache.org Subject: [jira] Created: (OPENJPA-1346) ClassNotFoundException in org.apache.openjpa.datacache.Caches.addTypesByName MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 ClassNotFoundException in org.apache.openjpa.datacache.Caches.addTypesByName ---------------------------------------------------------------------------- Key: OPENJPA-1346 URL: https://issues.apache.org/jira/browse/OPENJPA-1346 Project: OpenJPA Issue Type: Question Components: datacache Affects Versions: 1.1.0 Environment: Windows / Oracle Weblogic 10.3.1 (JPA Version: ) Reporter: Niklas Mehner This seems to be the same problem as OPENJPA-1093 (only openjpa, not kodo) We are getting the following exception in our logfile: 5484 lvs-ejb3 WARN [[ACTIVE] ExecuteThread: '12' for queue: 'weblogic.kernel.Default (self-tuning)'] openjpa.Runtime - null java.lang.ClassNotFoundException: de.evelopment.retail.lvs.ejb.stammdaten.BoxBean at java.net.URLClassLoader$1.run(URLClassLoader.java:200) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:188) at java.lang.ClassLoader.loadClass(ClassLoader.java:307) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:252) at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:247) at org.apache.openjpa.datacache.Caches.addTypesByName(Caches.java:48) at org.apache.openjpa.datacache.AbstractQueryCache.afterCommit(AbstractQueryCache.java:198) at org.apache.openjpa.event.RemoteCommitEventManager.fireEvent(RemoteCommitEventManager.java:132) at org.apache.openjpa.lib.util.concurrent.AbstractConcurrentEventManager.fireEvent(AbstractConcurrentEventManager.java:115) at org.apache.openjpa.event.AbstractRemoteCommitProvider.fireEvent(AbstractRemoteCommitProvider.java:63) at org.apache.openjpa.event.SingleJVMRemoteCommitProvider.broadcast(SingleJVMRemoteCommitProvider.java:58) at org.apache.openjpa.event.RemoteCommitEventManager.afterCommit(RemoteCommitEventManager.java:156) at org.apache.openjpa.event.TransactionEventManager.fireEvent(TransactionEventManager.java:107) at org.apache.openjpa.lib.util.concurrent.AbstractConcurrentEventManager.fireEvent(AbstractConcurrentEventManager.java:115) at org.apache.openjpa.kernel.BrokerImpl.fireTransactionEvent(BrokerImpl.java:757) at org.apache.openjpa.kernel.BrokerImpl.endTransaction(BrokerImpl.java:2200) at org.apache.openjpa.kernel.BrokerImpl.afterCompletion(BrokerImpl.java:1846) at weblogic.transaction.internal.ServerSCInfo.doAfterCompletion(ServerSCInfo.java:1038) at weblogic.transaction.internal.ServerSCInfo.callAfterCompletions(ServerSCInfo.java:1014) at weblogic.transaction.internal.ServerTransactionImpl.callAfterCompletions(ServerTransactionImpl.java:2998) at weblogic.transaction.internal.ServerTransactionImpl.afterCommittedStateHousekeeping(ServerTransactionImpl.java:2898) at weblogic.transaction.internal.ServerTransactionImpl.setCommitted(ServerTransactionImpl.java:2943) at weblogic.transaction.internal.ServerTransactionImpl.globalRetryCommit(ServerTransactionImpl.java:2733) at weblogic.transaction.internal.ServerTransactionImpl.globalCommit(ServerTransactionImpl.java:2653) at weblogic.transaction.internal.ServerTransactionImpl.internalCommit(ServerTransactionImpl.java:285) at weblogic.transaction.internal.ServerTransactionImpl.commit(ServerTransactionImpl.java:233) at weblogic.ejb.container.internal.BaseRemoteObject.postInvoke1(BaseRemoteObject.java:621) at weblogic.ejb.container.internal.StatelessRemoteObject.postInvoke1(StatelessRemoteObject.java:60) at weblogic.ejb.container.internal.BaseRemoteObject.postInvokeTxRetry(BaseRemoteObject.java:441) where de.evelopment.retail.lvs.ejb.stammdaten.BoxBean is an entity bean. I think the problem is that openjpa uses Class.forName(..) instead of Thread.currentThread().getContextClassLoader().loadClass(...) to load the class. openJPA is loaded by the system classloader, while the class is from the ear-classloader, so Class.forName(..) cannot work. the properties used in persistence.xml are: Can we ignore this problem or can this cause real problems (I do not care all that much if caching is not working for this class, but I don't want any data corruption)? -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.