[jbosstools-issues] [JBoss JIRA] (JBIDE-2090) ConcurrentModificationException occurs during the Seam validation

[Anonymous (JIRA)]

    [ https://issues.jboss.org/browse/JBIDE-2090?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13019271#comment-13019271 ] 

Anonymous commented on JBIDE-2090:
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> ConcurrentModificationException occurs during the Seam validation
> -----------------------------------------------------------------
>
>                 Key: JBIDE-2090
>                 URL: https://issues.jboss.org/browse/JBIDE-2090
>             Project: Tools (JBoss Tools)
>          Issue Type: Bug
>          Components: seam2
>    Affects Versions: 2.1.0.beta1
>         Environment: I got the exception a few times on Linux, but I am not sure if this is a Linux specific issue
>            Reporter: Snjezana Peco
>            Assignee: Victor Rubezhny
>            Priority: Critical
>             Fix For: 2.1.0.CR1
>
>         Attachments: DeadLock.txt, s1.txt, s2.txt, StringIndexOutOfBoundsException.txt
>
>
> Sometimes when executing the Seam validation, I get ConcurrentModificationException.
> Steps to reproduce:
> - create a large Seam project (as described in http://jira.jboss.com/jira/browse/JBIDE-1105#action_12394448 , for instance)
> - open a few files in the VPE editor 
> - select the WebContent directory and choose Source>Format
> - edit  files during the Seam validation
> Stack trace:
> java.util.ConcurrentModificationException
>         at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372)
>         at java.util.AbstractList$Itr.next(AbstractList.java:343)
>         at org.jboss.tools.common.model.util.TypeInfoCollector.getProperties(TypeInfoCollector.java:843)
>         at org.jboss.tools.common.model.util.TypeInfoCollector.getPropertyPresentations(TypeInfoCollector.java:883)
>         at org.jboss.tools.seam.internal.core.el.SeamELCompletionEngine.resolveSeamELOperand(SeamELCompletionEngine.java:620)
>         at org.jboss.tools.seam.internal.core.el.SeamELCompletionEngine.resolveSeamELOperand(SeamELCompletionEngine.java:330)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validateElOperand(SeamELValidator.java:293)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validateEl(SeamELValidator.java:271)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validateString(SeamELValidator.java:260)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validateNodeContent(SeamELValidator.java:240)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validateChildNodes(SeamELValidator.java:221)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validateChildNodes(SeamELValidator.java:225)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validateChildNodes(SeamELValidator.java:225)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validateDom(SeamELValidator.java:194)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validateFile(SeamELValidator.java:153)
>         at org.jboss.tools.seam.internal.core.validation.SeamELValidator.validate(SeamELValidator.java:106)
>         at org.jboss.tools.seam.internal.core.validation.SeamValidatorManager.validate(SeamValidatorManager.java:79)
>         at org.jboss.tools.seam.internal.core.validation.SeamValidatorManager.validateInJob(SeamValidatorManager.java:64)
>         at org.eclipse.wst.validation.internal.operations.ValidatorJob.run(ValidatorJob.java:75)
>         at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)



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