[jbosstools-issues] [JBoss JIRA] Commented: (JBIDE-9123) NPE when changing project class path

[Alexey Kazakov (JIRA)]

    [ https://issues.jboss.org/browse/JBIDE-9123?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12608257#comment-12608257 ] 

Alexey Kazakov commented on JBIDE-9123:
---------------------------------------

If I try to update maven dependencies after this change I get:
{code}
Java Model Exception: Java Model Status [/home/igels/.m2/repository/org/jboss/seam/faces/seam-faces/3.0.0.Final/seam-faces-3.0.0.Final.jar is not on its project's build path]
	at org.eclipse.jdt.internal.core.JavaElement.newJavaModelException(JavaElement.java:505)
	at org.eclipse.jdt.internal.core.Openable.generateInfos(Openable.java:246)
	at org.eclipse.jdt.internal.core.Openable.openAncestors(Openable.java:504)
	at org.eclipse.jdt.internal.core.Openable.generateInfos(Openable.java:240)
	at org.eclipse.jdt.internal.core.Openable.openAncestors(Openable.java:504)
	at org.eclipse.jdt.internal.core.Openable.generateInfos(Openable.java:240)
	at org.eclipse.jdt.internal.core.SourceRefElement.generateInfos(SourceRefElement.java:107)
	at org.eclipse.jdt.internal.core.JavaElement.openWhenClosed(JavaElement.java:518)
	at org.eclipse.jdt.internal.core.JavaElement.getElementInfo(JavaElement.java:255)
	at org.eclipse.jdt.internal.core.JavaElement.getElementInfo(JavaElement.java:241)
	at org.eclipse.jdt.internal.core.BinaryMethod.getTypeParameterSignatures(BinaryMethod.java:472)
	at org.jboss.tools.cdi.internal.core.impl.definition.ParametedTypeFactory.getParametedType(ParametedTypeFactory.java:127)
	at org.jboss.tools.cdi.internal.core.impl.BeanMember.setMember(BeanMember.java:58)
	at org.jboss.tools.cdi.internal.core.impl.BeanMethod.setMethod(BeanMethod.java:68)
	at org.jboss.tools.cdi.internal.core.impl.BeanMethod.setDefinition(BeanMethod.java:43)
	at org.jboss.tools.cdi.internal.core.impl.ClassBean.setDefinition(ClassBean.java:83)
	at org.jboss.tools.cdi.internal.core.impl.CDIProject.rebuildBeans(CDIProject.java:1107)
	at org.jboss.tools.cdi.internal.core.impl.CDIProject.update(CDIProject.java:1017)
	at org.jboss.tools.cdi.internal.core.impl.definition.DefinitionContext.applyWorkingCopy(DefinitionContext.java:382)
	at org.jboss.tools.cdi.core.CDICoreBuilder.build(CDICoreBuilder.java:199)
	at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:728)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
	at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199)
	at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239)
	at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
	at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295)
	at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351)
	at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374)
	at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143)
	at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
{code}
But may be this is a problem of JDT/m2e

> NPE when changing project class path
> ------------------------------------
>
>                 Key: JBIDE-9123
>                 URL: https://issues.jboss.org/browse/JBIDE-9123
>             Project: Tools (JBoss Tools)
>          Issue Type: Bug
>          Components: cdi (jsr-299)
>    Affects Versions: 3.3.0.M2
>            Reporter: Alexey Kazakov
>            Assignee: Viacheslav Kabanovich
>            Priority: Critical
>             Fix For: 3.3.0.M2
>
>
> EXECUTE: Import Seam-booking example (See http://seamframework.org/Seam3/Contribute for details how to get this example from Seam git repository (make sure CDI support enabled).
> EXECUTE: Open seam-bookong/pom.xml
> EXECUTE: Find 
> {code}
> <dependency>
>    <groupId>org.jboss.seam.faces</groupId>
>    <artifactId>seam-faces</artifactId>
> </dependency>
> {code}
> EXECUTE: Add <version>3.0.1.Final</version> :
> {code}
> <dependency>
>    <groupId>org.jboss.seam.faces</groupId>
>    <artifactId>seam-faces</artifactId>
>    <version>3.0.1.Final</version>
> </dependency>
> {code}
> EXECUTE: Save the pom.xml
> FAILURE: See Eclipse log:
> {code}
> java.lang.NullPointerException
> 	at org.jboss.tools.cdi.core.extension.CDIExtensionManager.deleteRuntime(CDIExtensionManager.java:104)
> 	at org.jboss.tools.cdi.core.extension.CDIExtensionManager.pathRemoved(CDIExtensionManager.java:58)
> 	at org.jboss.tools.cdi.internal.core.scanner.lib.ClassPathMonitor.process(ClassPathMonitor.java:55)
> 	at org.jboss.tools.cdi.core.CDICoreBuilder.build(CDICoreBuilder.java:158)
> 	at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:728)
> 	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
> 	at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:199)
> 	at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:239)
> 	at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:292)
> 	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
> 	at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:295)
> 	at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:351)
> 	at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:374)
> 	at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:143)
> 	at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:241)
> 	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
> {code}

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