[rules-users] The Eclipse JDT Core jar is not in the classpath

[Mark Proctor]

Christopher.Mathrusse at sybase.com wrote:
>
> I'm using JBoss Rules 4.01 with Spring 2.5 and I'm utilizing the 
> JSR-94 interfaces provided by Spring Modules. When deploying my 
> application I receive the error:
>
> */The Eclipse JDT Core jar is not in the classpath/*
>
> I've searched through the postings and found that setting the compiler 
> to drools.dialect.java.compiler*/ /*should resolve the issue but I am 
> having trouble figuring out where to set this property on the JSR_94 
> interfaces. I've tried passing a Map into
>
> ruleAdministrator.getLocalRuleExecutionSetProvider(providerProperties);
>
> with the following specified in my Spring configuration:
>         <prop key="drools.dialect.java.compiler">JANINO</prop>
>
> but I believe the initialization occurs long before this point.
>
> I've also tried dropping into the applications WEB-INF/lib directory a 
> copy of the jasper-compiler-jdt.jar into the WEB-INF/lib directory, 
> which should satisfy the dependency, but it didn't seem to resolve the 
> issue. 
Either that's the wrong classpath location, or that jasper compiler 
isn't hte same thing, try the jdt.jar supplied with drools.
> I would prefer it if there was some way of setting this property 
> without having to use the JDT libraries.
This should be possible, have you tried adding a packagebuilder.conf to 
tbe WEB-INF directory as the propperties loader checks for one of those 
first.
>
> I saw that I can provide system properties to make Drools aware of the 
> requested compiler setting but this is not really an option as I am 
> running inside of a J2EE container and I am unable to modify the 
> settings that are provided to the application server. Is there a 
> default location in the classpath that Drools looks for a properties 
> file that I can specify these values? Or better still, is there a way 
> that I can supplied them to the JSR-94 interfaces to ensure proper 
> initialization?
no and it is for this reason that I tell people to stay away from the 
abomination that is JSR94.
>
> Thanks very much for the help.
>
> Chris
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