[rules-users] Eclipse + drools = The Eclipse JDT Core jar is not in the classpath ??

[Patrick Sannes]

Im a real beginner with Drools, can you point me out to a document that
tells me how to do that?

> -----Original Message-----
> From: rules-users-bounces at lists.jboss.org [mailto:rules-users-
> bounces at lists.jboss.org] On Behalf Of Salaboy
> Sent: Saturday, March 20, 2010 1:22 PM
> To: Rules Users List
> Subject: Re: [rules-users] Eclipse + drools = The Eclipse JDT Core jar is
not in
> the classpath ??
> 
> That's a common eclipse error, if you cannot fix it you can always include
the
> janino dependency.
> 
> - Ing. Mauricio Salatino -
> 
> On Mar 20, 2010, at 6:12, "Patrick Sannes" <patrick at i-dev.net> wrote:
> 
> > Hi,
> >
> > I tried to search a lot, but couldn't find a real solution to my
> > problem. I have the latest version of Eclipse installed and installed
> > the drools plugin
> > 5.0.1 . I configured runtime (dropped it in c:\Users\Patrick
> > \Droolsruntime\)
> > After starting a new drools project It created a Hello World example
> > (im new, so a nice start ;)) When I tried to run the DroolsTest.Java I
> > get the error at the end of the email.
> > Hope someone can help me out.
> >
> > Regards
> > Patrick
> >
> > org.drools.RuntimeDroolsException: Unable to load dialect
> > 'org.drools.rule.builder.dialect.java.JavaDialectConfiguration:java:or
> > g.droo
> 
> 
> > ls.rule.builder.dialect.java.JavaDialectConfiguration'
> >    at
> > org.drools.compiler.PackageBuilderConfiguration.addDialect
> > (PackageBuilderCon
> > figuration.java:274)
> >    at
> > org.drools.compiler.PackageBuilderConfiguration.buildDialectConfigurat
> > ionMap
> 
> 
> > (PackageBuilderConfiguration.java:259)
> >    at
> > org.drools.compiler.PackageBuilderConfiguration.init
> > (PackageBuilderConfigura
> > tion.java:176)
> >    at
> > org.drools.compiler.PackageBuilderConfiguration.<init>
> > (PackageBuilderConfigu
> > ration.java:153)
> >    at
> > org.drools.compiler.PackageBuilder.<init>(PackageBuilder.java:242)
> >    at
> > org.drools.compiler.PackageBuilder.<init>(PackageBuilder.java:142)
> >    at
> >
> org.drools.builder.impl.KnowledgeBuilderProviderImpl.newKnowledgeBuild
> > er(
> > Kno
> > wledgeBuilderProviderImpl.java:29)
> >    at
> > org.drools.builder.KnowledgeBuilderFactory.newKnowledgeBuilder
> > (KnowledgeBuil
> > derFactory.java:29)
> >    at com.sample.DroolsTest.readKnowledgeBase(DroolsTest.java:39)
> >    at com.sample.DroolsTest.main(DroolsTest.java:23)
> > Caused by: java.lang.RuntimeException: The Eclipse JDT Core jar is not
> > in the classpath
> >    at
> > org.drools.rule.builder.dialect.java.JavaDialectConfiguration.setCompi
> > ler(
> > Ja
> > vaDialectConfiguration.java:94)
> >    at
> > org.drools.rule.builder.dialect.java.JavaDialectConfiguration.init
> > (JavaDiale
> > ctConfiguration.java:55)
> >    at
> > org.drools.compiler.PackageBuilderConfiguration.addDialect
> > (PackageBuilderCon
> > figuration.java:270)
> >    ... 9 more
> >
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