Re: NullPointerException (2nd)

[Ondrej LHOTAK <olhotak@sable.mcgill.ca>]

On Wed, Aug 25, 2004 at 02:43:36PM +0100, Uwe Dolinsky wrote:
> Hi,
> 
> Is Soot still being maintained? I'm interested in using it but
> encountered lots of
> NullPointerExceptions (which all seem related) on my project files.
> I've narrowed down some code that causes a NullPointerException when
> Soot is to optimize
> the classfile:
> 
> public interface red {
>     public static final byte[]  TEST = {0,0,0};
> };

Which version of Soot are you using? I can't reproduce the problem with
either the current Subversion trunk, or the last Soot release (2.1.0).

Ondrej

> 
> The call stack is:
> 
> java.lang.NullPointerException
>     at soot.jimple.toolkits.typing.TypeNode.<init>(TypeNode.java:91)
>     at
> soot.jimple.toolkits.typing.ClassHierarchy$ConstructorChooser.caseRefType(ClassHierarchy.java:238)
>     at soot.RefType.apply(RefType.java:128)
>     at
> soot.jimple.toolkits.typing.ClassHierarchy$ConstructorChooser.typeNode(ClassHierarchy.java:231)
>     at
> soot.jimple.toolkits.typing.ClassHierarchy.typeNode(ClassHierarchy.java:127)
>     at
> soot.jimple.toolkits.typing.ClassHierarchy.<init>(ClassHierarchy.java:82)
>     at
> soot.jimple.toolkits.typing.ClassHierarchy.classHierarchy(ClassHierarchy.java:105)
>     at
> soot.jimple.toolkits.typing.TypeResolver.<init>(TypeResolver.java:153)
>     at
> soot.jimple.toolkits.typing.TypeResolver.resolve(TypeResolver.java:176)
>     at
> soot.jimple.toolkits.typing.TypeAssigner.internalTransform(TypeAssigner.java:58)
>     at soot.BodyTransformer.transform(BodyTransformer.java:51)
>     at soot.Transform.apply(Transform.java:88)
>     at soot.JimpleBodyPack.applyPhaseOptions(JimpleBodyPack.java:68)
>     at soot.JimpleBodyPack.internalApply(JimpleBodyPack.java:91)
>     at soot.Pack.apply(Pack.java:113)
>     at soot.coffi.CoffiMethodSource.getBody(CoffiMethodSource.java:115)
>     at soot.SootMethod.getBodyFromMethodSource(SootMethod.java:79)
>     at soot.SootMethod.retrieveActiveBody(SootMethod.java:274)
>     at soot.PackManager.runBodyPacks(PackManager.java:477)
>     at soot.PackManager.runBodyPacks(PackManager.java:318)
>     at soot.PackManager.runPacks(PackManager.java:278)
>     at soot.Main.run(Main.java:180)
>     at soot.Main.main(Main.java:154)
> 
> Thanks
> Uwe
>