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

[Lucas Amador]

Patrick,
you need to add the lib org.eclipse.core.jdt-version that is on your  
eclipse plugins folder to your drools runtime or classpath

Or you can use Janino, as salaboy said

Sent from my phone

On 20/03/2010, at 10:44, "Patrick Sannes" <patrick at i-dev.net> wrote:

> 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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