Re: NullPointerException in Incremental builder

From: Mike Schrag (mschra..dimension.com)
Date: Wed Oct 24 2007 - 21:44:34 EDT

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    I actually see this maybe once per session -- I'm not sure exactly
    what causes it to occur (since it means that WOElement could not be
    found in the particular project), however I just committed a fix to
    avoid the particular NPE (ignoring the problem of why it is happening).

    On Oct 24, 2007, at 8:28 PM, Pierre Frisch wrote:

    > Am I the only one to see this error?
    >
    > Pierre
    >
    > !ENTRY org.objectstyle.wolips.bindings.ActivatorResources 4 4
    > 2007-10-24 17:25:57.879
    > !MESSAGE Internal Error
    > !STACK 0
    > java.lang.NullPointerException
    > at org.eclipse.jdt.internal.core.TypeVector.contains
    > (TypeVector.java:56)
    > at org.eclipse.jdt.internal.core.hierarchy.TypeHierarchy.contains
    > (TypeHierarchy.java:313)
    > at
    > org.objectstyle.wolips.wodclipse.core.builder.WodBuilder.handleSource(
    > Unknown Source)
    > at
    > org.objectstyle.wolips.core.resources.builder.AbstractFullAndIncrement
    > alBuilder.handleSourceDelta(Unknown Source)
    > at
    > org.objectstyle.wolips.core.resources.internal.build.IncrementalBuildD
    > eltaVisitor.notifyBuilderHandleSourceDelta(Unknown Source)
    > at
    > org.objectstyle.wolips.core.resources.internal.build.IncrementalBuildD
    > eltaVisitor.visit(Unknown Source)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:67)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:48)
    > at
    > org.objectstyle.wolips.core.resources.internal.build.Builder.build
    > (Unknown Source)
    > at org.eclipse.core.internal.events.BuildManager$2.run
    > (BuildManager.java:624)
    > at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
    > at org.eclipse.core.internal.events.BuildManager.basicBuild
    > (BuildManager.java:166)
    > at org.eclipse.core.internal.events.BuildManager.basicBuild
    > (BuildManager.java:197)
    > at org.eclipse.core.internal.events.BuildManager$1.run
    > (BuildManager.java:246)
    > at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
    > at org.eclipse.core.internal.events.BuildManager.basicBuild
    > (BuildManager.java:249)
    > at org.eclipse.core.internal.events.BuildManager.basicBuildLoop
    > (BuildManager.java:302)
    > at org.eclipse.core.internal.events.BuildManager.build
    > (BuildManager.java:334)
    > at org.eclipse.core.internal.events.AutoBuildJob.doBuild
    > (AutoBuildJob.java:137)
    > at org.eclipse.core.internal.events.AutoBuildJob.run
    > (AutoBuildJob.java:235)
    > at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
    >
    > !ENTRY org.objectstyle.wolips.bindings.ActivatorResources 4 4
    > 2007-10-24 17:26:13.043
    > !MESSAGE Internal Error
    > !STACK 0
    > java.lang.NullPointerException
    > at org.eclipse.jdt.internal.core.TypeVector.contains
    > (TypeVector.java:56)
    > at org.eclipse.jdt.internal.core.hierarchy.TypeHierarchy.contains
    > (TypeHierarchy.java:313)
    > at
    > org.objectstyle.wolips.wodclipse.core.builder.WodBuilder.handleSource(
    > Unknown Source)
    > at
    > org.objectstyle.wolips.core.resources.builder.AbstractFullAndIncrement
    > alBuilder.handleSourceDelta(Unknown Source)
    > at
    > org.objectstyle.wolips.core.resources.internal.build.IncrementalBuildD
    > eltaVisitor.notifyBuilderHandleSourceDelta(Unknown Source)
    > at
    > org.objectstyle.wolips.core.resources.internal.build.IncrementalBuildD
    > eltaVisitor.visit(Unknown Source)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:67)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:76)
    > at org.eclipse.core.internal.events.ResourceDelta.accept
    > (ResourceDelta.java:48)
    > at
    > org.objectstyle.wolips.core.resources.internal.build.Builder.build
    > (Unknown Source)
    > at org.eclipse.core.internal.events.BuildManager$2.run
    > (BuildManager.java:624)
    > at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
    > at org.eclipse.core.internal.events.BuildManager.basicBuild
    > (BuildManager.java:166)
    > at org.eclipse.core.internal.events.BuildManager.basicBuild
    > (BuildManager.java:197)
    > at org.eclipse.core.internal.events.BuildManager$1.run
    > (BuildManager.java:246)
    > at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
    > at org.eclipse.core.internal.events.BuildManager.basicBuild
    > (BuildManager.java:249)
    > at org.eclipse.core.internal.events.BuildManager.basicBuildLoop
    > (BuildManager.java:302)
    > at org.eclipse.core.internal.events.BuildManager.build
    > (BuildManager.java:334)
    > at org.eclipse.core.internal.events.AutoBuildJob.doBuild
    > (AutoBuildJob.java:137)
    > at org.eclipse.core.internal.events.AutoBuildJob.run
    > (AutoBuildJob.java:235)
    > at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
    >



    This archive was generated by hypermail 2.0.0 : Wed Oct 24 2007 - 21:46:10 EDT