[jbosstools-issues] [JBoss JIRA] Resolved: (JBIDE-3878) Seam validator throws NPE for classes which extends binary components.

[Alexey Kazakov (JIRA)]

     [ https://jira.jboss.org/jira/browse/JBIDE-3878?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Alexey Kazakov resolved JBIDE-3878.
-----------------------------------

    Resolution: Done


> Seam validator throws NPE for classes which extends binary components.
> ----------------------------------------------------------------------
>
>                 Key: JBIDE-3878
>                 URL: https://jira.jboss.org/jira/browse/JBIDE-3878
>             Project: Tools (JBoss Tools)
>          Issue Type: Bug
>          Components: Seam
>    Affects Versions: 3.0.0.GA
>            Reporter: Alexey Kazakov
>            Assignee: Alexey Kazakov
>             Fix For: 3.0.0.GA
>
>
> EXECUTE: Create Seam Web Project
> EXECUTE: Create new class:
> import org.jboss.seam.ScopeType;
> import org.jboss.seam.annotations.Install;
> import org.jboss.seam.annotations.Name;
> import org.jboss.seam.annotations.Observer;
> import org.jboss.seam.annotations.Scope;
> import org.jboss.seam.annotations.Startup;
> import org.jboss.seam.security.Identity;
> @Scope(ScopeType.SESSION)
> @Install(precedence=Install.APPLICATION)
> @Startup
> public class MyIdentity extends Identity {
> 	@Observer("myEvent")
> 	public void foo() {}
> }
> EXECUTE: Ctrl+S
> ASSERT: There is an error message on foo method: "Only component class can have @Observer method"
> But now there is not such error marker but NPE is thrown:
> java.lang.NullPointerException
> at org.jboss.tools.seam.internal.core.validation.ValidationErrorManager.addError(ValidationErrorManager.java:119)
> at org.jboss.tools.seam.internal.core.validation.ValidationErrorManager.addError(ValidationErrorManager.java:81)
> at org.jboss.tools.seam.internal.core.validation.SeamCoreValidator.validateMethodOfUnknownComponent(SeamCoreValidator.java:725)
> at org.jboss.tools.seam.internal.core.validation.SeamCoreValidator.validateMethodsOfUnknownComponent(SeamCoreValidator.java:706)
> at org.jboss.tools.seam.internal.core.validation.SeamCoreValidator.validate(SeamCoreValidator.java:199)
> at org.jboss.tools.seam.internal.core.validation.SeamValidatorManager.validate(SeamValidatorManager.java:78)
> at org.jboss.tools.seam.internal.core.validation.SeamValidatorManager.validateInJob(SeamValidatorManager.java:63)
> at org.eclipse.wst.validation.internal.operations.ValidatorJob.run(ValidatorJob.java:78)
> at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
> EXECUTE: Add @Name("org.jboss.seam.security.identity") to MyIdentity, Ctrl+S
> ASSERT: There is not any error messsage.

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