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https://issues.apache.org/jira/browse/CAMEL-16918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Claus Ibsen resolved CAMEL-16918.
---------------------------------
Fix Version/s: 3.12.0
3.11.2
Resolution: Fixed
> Datasonnet expression fails on first runs in a route called in multicast
> -------------------------------------------------------------------------
>
> Key: CAMEL-16918
> URL: https://issues.apache.org/jira/browse/CAMEL-16918
> Project: Camel
> Issue Type: Bug
> Components: camel-language
> Affects Versions: 3.11.1
> Reporter: Henrik Karlsson
> Assignee: Claus Ibsen
> Priority: Major
> Fix For: 3.11.2, 3.12.0
>
>
> I use a multicast().parallelProcessing() that calls three routes that all use
> DataSonnet expressions. After starting the app the first runs of this route
> fails with an java.util.ConcurrentModificationException.
> I getting these two stack traces from to different threads:
> Thread #1:
> {noformat}
> org.apache.camel.RuntimeExpressionException: Unable to evaluate DataSonnet
> expression: 'PayerId = :?payer_id' + if
> (!ds.isEmpty(cml.header('orderer_id'))) then (' and OrdererId = :?orderer_id'
> + if (!ds.isEmpty(cml.header('workplace_id'))) then ' and Id =
> :?workplace_id' else '') else ''
> at
> org.apache.camel.language.datasonnet.DatasonnetExpression.evaluate(DatasonnetExpression.java:115)
> ~[camel-datasonnet-3.11.1.jar:3.11.1]
> at
> org.apache.camel.processor.SetHeaderProcessor.process(SetHeaderProcessor.java:48)
> ~[camel-core-processor-3.11.1.jar:3.11.1]
> at
> org.apache.camel.processor.errorhandler.RedeliveryErrorHandler$SimpleTask.run(RedeliveryErrorHandler.java:463)
> ~[camel-core-processor-3.11.1.jar:3.11.1]
> at
> org.apache.camel.impl.engine.DefaultReactiveExecutor$Worker.schedule(DefaultReactiveExecutor.java:179)
> ~[camel-base-engine-3.11.1.jar:3.11.1]
> at
> org.apache.camel.impl.engine.DefaultReactiveExecutor.schedule(DefaultReactiveExecutor.java:59)
> ~[camel-base-engine-3.11.1.jar:3.11.1]
> at
> org.apache.camel.processor.MulticastProcessor.lambda$schedule$1(MulticastProcessor.java:348)
> ~[camel-core-processor-3.11.1.jar:3.11.1]
> at
> java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
> ~[na:na]
> at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
> ~[na:na]
> at
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> ~[na:na]
> at
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630)
> ~[na:na]
> at java.base/java.lang.Thread.run(Thread.java:831) ~[na:na]
> Caused by: java.util.ConcurrentModificationException: null
> at java.base/java.util.HashMap.computeIfAbsent(HashMap.java:1225)
> ~[na:na]
> at
> org.apache.camel.language.datasonnet.DatasonnetLanguage.computeIfMiss(DatasonnetLanguage.java:103)
> ~[camel-datasonnet-3.11.1.jar:3.11.1]
> at
> org.apache.camel.language.datasonnet.DatasonnetExpression.doEvaluate(DatasonnetExpression.java:143)
> ~[camel-datasonnet-3.11.1.jar:3.11.1]
> at
> org.apache.camel.language.datasonnet.DatasonnetExpression.evaluate(DatasonnetExpression.java:106)
> ~[camel-datasonnet-3.11.1.jar:3.11.1]
> ... 10 common frames omitted
> {noformat}
> Thread #2:
> {noformat}
> org.apache.camel.RuntimeExpressionException: Unable to evaluate DataSonnet
> expression: !ds.isEmpty(cml.header('payer_id'))
> at
> org.apache.camel.language.datasonnet.DatasonnetExpression.evaluate(DatasonnetExpression.java:115)
> ~[camel-datasonnet-3.11.1.jar:3.11.1]
> at
> org.apache.camel.language.datasonnet.DatasonnetExpression.matches(DatasonnetExpression.java:93)
> ~[camel-datasonnet-3.11.1.jar:3.11.1]
> at
> org.apache.camel.processor.FilterProcessor.matches(FilterProcessor.java:77)
> ~[camel-core-processor-3.11.1.jar:3.11.1]
> at
> org.apache.camel.processor.ChoiceProcessor.process(ChoiceProcessor.java:71)
> ~[camel-core-processor-3.11.1.jar:3.11.1]
> at
> org.apache.camel.processor.errorhandler.RedeliveryErrorHandler$SimpleTask.run(RedeliveryErrorHandler.java:463)
> ~[camel-core-processor-3.11.1.jar:3.11.1]
> at
> org.apache.camel.impl.engine.DefaultReactiveExecutor$Worker.schedule(DefaultReactiveExecutor.java:179)
> ~[camel-base-engine-3.11.1.jar:3.11.1]
> at
> org.apache.camel.impl.engine.DefaultReactiveExecutor.schedule(DefaultReactiveExecutor.java:59)
> ~[camel-base-engine-3.11.1.jar:3.11.1]
> at
> org.apache.camel.processor.MulticastProcessor.lambda$schedule$1(MulticastProcessor.java:348)
> ~[camel-core-processor-3.11.1.jar:3.11.1]
> at
> java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
> ~[na:na]
> at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
> ~[na:na]
> at
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
> ~[na:na]
> at
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630)
> ~[na:na]
> at java.base/java.lang.Thread.run(Thread.java:831) ~[na:na]
> Caused by: java.util.ConcurrentModificationException: null
> at java.base/java.util.HashMap.computeIfAbsent(HashMap.java:1225)
> ~[na:na]
> at
> org.apache.camel.language.datasonnet.DatasonnetLanguage.computeIfMiss(DatasonnetLanguage.java:103)
> ~[camel-datasonnet-3.11.1.jar:3.11.1]
> at
> org.apache.camel.language.datasonnet.DatasonnetExpression.doEvaluate(DatasonnetExpression.java:143)
> ~[camel-datasonnet-3.11.1.jar:3.11.1]
> at
> org.apache.camel.language.datasonnet.DatasonnetExpression.evaluate(DatasonnetExpression.java:106)
> ~[camel-datasonnet-3.11.1.jar:3.11.1]
> ... 12 common frames omitted
> {noformat}
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