[rules-users] Antlr

[Mark Proctor]

You need both 2.7.7 and 3.0b5 - we use StringTemplate and Antlr3, but 
antlr2.7 is a dependency of StringTemplate :(

Mark
Matthew Shaw wrote:
>
> Hi,
>
> I refer to a JIRA issue 578, which was rejected, however I am still 
> having dramas with it:
>
> When attempting to create a package from a class called by a JSP ( see 
> below) I get the following error:
>
> CharScanner; panic: ClassNotFoundException: 
> org.antlr.stringtemplate.language.ChunkToken
> Stopping the Weblogic Workshop debugger...
> Debugger Stopped.
>
> The Weblogic server stops as well.
>
> Here is the code snippet called by the jsp
>
> PackageBuilderConfiguration pkgBuilderCfg = new 
> PackageBuilderConfiguration();
> pkgBuilderCfg.setCompiler(PackageBuilderConfiguration.JANINO);
> PackageBuilder builder = new PackageBuilder(pkgBuilderCfg);
> builder.addPackageFromDrl((new InputStreamReader(new 
> FileInputStream("c:\\myruleresource.drl")) ) );
>
> The solution seemed to be:
> It seems it is a classpath issue with Weblogic.I added the 
> antlr-2.7.7.jar to the pre classpath and the errror no longer 
> manifests itself
>
> Well I have tried the above and it does not work. I am using weblogic 
> 8.1. This is driving me round the twist any help is greatly 
> appreciated. What version on antlr should I be using with drools3?
>
> Cheers,
> Matt.
>
>
> Matt Shaw
> Snr Applications Developer
> Service Performance & Management Unit
> Phone: 3247 8666. ext. 94666
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