[rules-users] Drools 5 - Not sure why this simple DSL not working

[Tihomir Surdilovic]

Try adding the DSL before the DSLR:

       <resource source='classpath:test/rules/testing.dsl' type='DSL' />
<resource source='classpath:test/rules/test.drl' type='DSLR' />



 
Vijay K Pandey wrote:
>
> Hi,
>
>  
>
> I am trying to get a very simple DSL working but all the time it gives 
> the error of *Unable to expand:* If I take the DSL away everything 
> runs fine, not sure whats going on.
>
>  
>
> So what I did is strip away all other stuff and just added a plain 
> simple DSL -- but still the same error
>
>  
>
> *Unable to expand:             LOGGING*
>
>  
>
> *DSLR file Contents:*
>
>  
>
> package test.rules
>
> dialect "mvel"
>
>  
>
> expander testing.dsl
>
>  
>
> rule "TestingCheck"
>
>  
>
>       when
>
>       then
>
>             *LOGGING *
>
> end
>
>  
>
> *DSL file content*
>
> [consequence][]LOGGING=System.out.println("hello");
>
>  
>
> *ChangeSet XML file (test_changeset.xml)*
>
> <change-set xmlns='http://drools.org/drools-5.0/change-set'
>
>              xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'
>
>              
> xs:schemaLocation='http://drools.org/drools-5.0/change-set 
> drools-change-set-5.0.xsd' >            
>
>    <add>
>
>        <resource source='classpath:test/rules/test.drl' type='DSLR' />
>
>        <resource source='classpath:test/rules/testing.dsl' type='DSL' />
>
>    </add>
>
> </change-set>
>
>  
>
> *I am loading the changeset set via*
>
>  
>
> KnowledgeBuilder kbuilder = 
> KnowledgeBuilderFactory.newKnowledgeBuilder();               
>
> kbuilder.add(ResourceFactory.newClassPathResource("test_changeset.xml"), 
> ResourceType.CHANGE_SET);
>
>  
>
> Any hint what is going wrong?
>
>  
>
> Thanks
>
> Vijay
>
>  
>
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>
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