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From "Karl Pauls (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (FELIX-1565) Deadlock UrlHandlers
Date Wed, 09 Sep 2009 12:17:57 GMT

     [ https://issues.apache.org/jira/browse/FELIX-1565?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Karl Pauls resolved FELIX-1565.
-------------------------------

    Resolution: Fixed

I just commited a fix for this. Please retest and see whether it fixes the issue for you.
Thanks for reporting.

> Deadlock UrlHandlers
> --------------------
>
>                 Key: FELIX-1565
>                 URL: https://issues.apache.org/jira/browse/FELIX-1565
>             Project: Felix
>          Issue Type: Bug
>          Components: Framework
>    Affects Versions: felix-1.8.1, felix-2.0.0
>         Environment: java version "1.6.0_14"
> Java(TM) SE Runtime Environment (build 1.6.0_14-b08)
> Java HotSpot(TM) Server VM (build 14.0-b16, mixed mode)
> Linux
>            Reporter: Don Brown
>            Assignee: Karl Pauls
>             Fix For: felix-2.2.0
>
>
> I'm getting a deadlock quite frequently in the URLHandlers class during our unit tests:
> build	07-Sep-2009 23:13:49	Java stack information for the threads listed above:
> build	07-Sep-2009 23:13:49	===================================================
> build	07-Sep-2009 23:13:49	"FelixShutdown":
> build	07-Sep-2009 23:13:49		at org.apache.felix.framework.URLHandlers.unregisterFrameworkListsForContextSearch(URLHandlers.java:265)
> build	07-Sep-2009 23:13:49		- waiting to lock <0xb41335e0> (a java.util.HashMap)
> build	07-Sep-2009 23:13:49		- locked <0xb00fd0e8> (a java.lang.Class for java.net.URL)
> build	07-Sep-2009 23:13:49		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> build	07-Sep-2009 23:13:49		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> build	07-Sep-2009 23:13:49		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> build	07-Sep-2009 23:13:49		at java.lang.reflect.Method.invoke(Method.java:597)
> build	07-Sep-2009 23:13:49		at org.apache.felix.framework.util.SecureAction.invoke(SecureAction.java:763)
> build	07-Sep-2009 23:13:49		at org.apache.felix.framework.URLHandlers.unregisterFrameworkInstance(URLHandlers.java:533)
> build	07-Sep-2009 23:13:49		- locked <0xb4133590> (a java.util.ArrayList)
> build	07-Sep-2009 23:13:49		at org.apache.felix.framework.URLHandlersActivator.stop(URLHandlersActivator.java:63)
> build	07-Sep-2009 23:13:49		at org.apache.felix.framework.util.SecureAction.stopActivator(SecureAction.java:611)
> build	07-Sep-2009 23:13:49		at org.apache.felix.framework.Felix$SystemBundleActivator.run(Felix.java:4041)
> build	07-Sep-2009 23:13:49		at java.lang.Thread.run(Thread.java:619)
> build	07-Sep-2009 23:13:49	"main":
> build	07-Sep-2009 23:13:49		at org.apache.felix.framework.URLHandlers.getFrameworkFromContext(URLHandlers.java:571)
> build	07-Sep-2009 23:13:49		- waiting to lock <0xb4133590> (a java.util.ArrayList)
> build	07-Sep-2009 23:13:49		- locked <0xb41335e0> (a java.util.HashMap)
> build	07-Sep-2009 23:13:49		at org.apache.felix.framework.URLHandlersStreamHandlerProxy.getStreamHandlerService(URLHandlersStreamHandlerProxy.java:465)
> build	07-Sep-2009 23:13:49		at org.apache.felix.framework.URLHandlersStreamHandlerProxy.hashCode(URLHandlersStreamHandlerProxy.java:225)
> build	07-Sep-2009 23:13:49		at java.net.URL.hashCode(URL.java:857)
> build	07-Sep-2009 23:13:49		- locked <0xefb8c0a8> (a java.net.URL)
> build	07-Sep-2009 23:13:49		at java.util.HashMap.get(HashMap.java:300)
> build	07-Sep-2009 23:13:49		at sun.net.www.protocol.jar.JarFileFactory.getCachedJarFile(JarFileFactory.java:90)
> build	07-Sep-2009 23:13:49		at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:50)
> build	07-Sep-2009 23:13:49		- locked <0xb40027d8> (a sun.net.www.protocol.jar.JarFileFactory)
> build	07-Sep-2009 23:13:49		at sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:104)
> build	07-Sep-2009 23:13:49		at sun.net.www.protocol.jar.JarURLConnection.getInputStream(JarURLConnection.java:132)
> build	07-Sep-2009 23:13:49		at java.net.URL.openStream(URL.java:1009)
> build	07-Sep-2009 23:13:49		at aQute.lib.osgi.Analyzer.getBndManifest(Analyzer.java:591)
> build	07-Sep-2009 23:13:49		at aQute.lib.osgi.Analyzer.getVersion(Analyzer.java:554)
> build	07-Sep-2009 23:13:49		at aQute.lib.osgi.Analyzer.calcManifest(Analyzer.java:303)
> build	07-Sep-2009 23:13:49		at com.atlassian.plugin.osgi.container.felix.ExportsBuilder.determineExports(ExportsBuilder.java:84)
> build	07-Sep-2009 23:13:49		at com.atlassian.plugin.osgi.container.felix.TestExportsBuilder.testDetermineExportsIncludeServiceInterfaces(TestExportsBuilder.java:68)
> build	07-Sep-2009 23:13:49		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> build	07-Sep-2009 23:13:49		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> build	07-Sep-2009 23:13:49		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> build	07-Sep-2009 23:13:49		at java.lang.reflect.Method.invoke(Method.java:597)
> build	07-Sep-2009 23:13:49		at junit.framework.TestCase.runTest(TestCase.java:154)
> build	07-Sep-2009 23:13:49		at junit.framework.TestCase.runBare(TestCase.java:127)
> build	07-Sep-2009 23:13:49		at junit.framework.TestResult$1.protect(TestResult.java:106)
> build	07-Sep-2009 23:13:49		at junit.framework.TestResult.runProtected(TestResult.java:124)
> build	07-Sep-2009 23:13:49		at junit.framework.TestResult.run(TestResult.java:109)
> build	07-Sep-2009 23:13:49		at junit.framework.TestCase.run(TestCase.java:118)
> build	07-Sep-2009 23:13:49		at junit.framework.TestSuite.runTest(TestSuite.java:208)
> build	07-Sep-2009 23:13:49		at junit.framework.TestSuite.run(TestSuite.java:203)
> build	07-Sep-2009 23:13:49		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

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