java.util.ConcurrentModificationException in Method
org.apache.camel.util.CaseInsensitiveMap.putAll()
-----------------------------------------------------------------------------------------------------
Key: CAMEL-2958
URL: https://issues.apache.org/activemq/browse/CAMEL-2958
Project: Apache Camel
Issue Type: Bug
Components: camel-core
Affects Versions: 2.3.0
Environment: Ubuntu Linux 10.04 i386
Sun JDK 1.6.0_20-b02
Glassfish 2.1
Reporter: Christian Mouttet
Every now and then I'm facing the ConcurrentModificationException. It very hard
to reproduce. This is my stack trace:
Failed delivery for exchangeId: ba969718-9044-4261-bc57-ca10aafb0a03. Exhausted
after delivery attempt: 1 caught: java.util.ConcurrentModificationException
java.util.ConcurrentModificationException: null
at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
[na:1.6.0_20]
at java.util.HashMap$KeyIterator.next(HashMap.java:828) [na:1.6.0_20]
at
org.apache.camel.util.CaseInsensitiveMap.putAll(CaseInsensitiveMap.java:86)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.impl.MessageSupport.copyFrom(MessageSupport.java:142)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.impl.DefaultMessage.copyFrom(DefaultMessage.java:52)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.util.ExchangeHelper.copyResults(ExchangeHelper.java:199)
[camel-core-2.3.0.jar:2.3.0]
at org.apache.camel.processor.Pipeline.process(Pipeline.java:114)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.DelegateProcessor.processNext(DelegateProcessor.java:53)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.ChoiceProcessor.process(ChoiceProcessor.java:51)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:67)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.DelegateProcessor.processNext(DelegateProcessor.java:53)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.DelegateProcessor.proceed(DelegateProcessor.java:82)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:97)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:67)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.RedeliveryErrorHandler.processExchange(RedeliveryErrorHandler.java:185)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:151)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:89)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.DefaultErrorHandler.process(DefaultErrorHandler.java:49)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.DefaultChannel.process(DefaultChannel.java:228)
[camel-core-2.3.0.jar:2.3.0]
at org.apache.camel.processor.Pipeline.process(Pipeline.java:75)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.UnitOfWorkProcessor.processNext(UnitOfWorkProcessor.java:70)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.processor.DelegateProcessor.process(DelegateProcessor.java:48)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:67)
[camel-core-2.3.0.jar:2.3.0]
at
org.apache.camel.component.http.CamelServlet.service(CamelServlet.java:71)
[camel-http-2.3.0.jar:2.3.0]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
[javaee.jar:9.1]
...
Looks like CaseInsensitiveMap isn't enough thread save. But I have no idea what
other thread is modifies the map. Most of the time everything is ok.
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.
