camel-cxf - CxfClientCallback is invoked twice when only one was expected
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Key: CAMEL-2994
URL: https://issues.apache.org/activemq/browse/CAMEL-2994
Project: Apache Camel
Issue Type: Bug
Components: camel-cxf
Affects Versions: 2.5.0
Reporter: Claus Ibsen
Fix For: 2.5.0
Run the test CXFWsdlOnlyTest
Because CXF invokes the CxfClientCallback 2 times there is a race condition
with 2 threads wanting to complete routing the Exchange.
You can then end up with errors such as
{code}
>>>>>>>>>
2010-07-26 13:22:13,305 [default-workqueue-1 ] INFO Logger
- Exchange[Message: [Body is instance of
java.io.InputStream]]
Exception in thread "default-workqueue-1" java.util.NoSuchElementException
at java.util.AbstractList$Itr.next(AbstractList.java:350)
at org.apache.camel.processor.Pipeline$1.done(Pipeline.java:153)
at
org.apache.camel.processor.DefaultChannel$1.done(DefaultChannel.java:262)
at
org.apache.camel.processor.RedeliveryErrorHandler$1.done(RedeliveryErrorHandler.java:302)
at
org.apache.camel.management.InstrumentationProcessor$1.done(InstrumentationProcessor.java:78)
at
org.apache.camel.management.InstrumentationProcessor$1.done(InstrumentationProcessor.java:78)
at
org.apache.camel.component.cxf.CxfClientCallback.handleException(CxfClientCallback.java:77)
at
org.apache.cxf.interceptor.ClientOutFaultObserver.onMessage(ClientOutFaultObserver.java:55)
at
org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream$1.run(HTTPConduit.java:2144)
at
org.apache.cxf.workqueue.AutomaticWorkQueueImpl$2.run(AutomaticWorkQueueImpl.java:253)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:637)
2010-07-26 13:22:13,305 [default-workqueue-2 ] INFO Logger
- Exchange[Message: [Body is instance of
java.io.InputStream]]
Exception in thread "default-workqueue-2" java.util.NoSuchElementException
at java.util.AbstractList$Itr.next(AbstractList.java:350)
at org.apache.camel.processor.Pipeline$1.done(Pipeline.java:153)
at
org.apache.camel.processor.DefaultChannel$1.done(DefaultChannel.java:262)
at
org.apache.camel.processor.RedeliveryErrorHandler$1.done(RedeliveryErrorHandler.java:302)
at
org.apache.camel.management.InstrumentationProcessor$1.done(InstrumentationProcessor.java:78)
at
org.apache.camel.management.InstrumentationProcessor$1.done(InstrumentationProcessor.java:78)
at
org.apache.camel.component.cxf.CxfClientCallback.handleException(CxfClientCallback.java:77)
at
org.apache.cxf.interceptor.ClientOutFaultObserver.onMessage(ClientOutFaultObserver.java:55)
at
org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream$1.run(HTTPConduit.java:2144)
at
org.apache.cxf.workqueue.AutomaticWorkQueueImpl$2.run(AutomaticWorkQueueImpl.java:253)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:637)
{code}
CXF should only invoke the {{org.apache.cxf.endpoint.ClientCallback}} one time
as we have only registered this once.
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