[rules-users] unable to resolve Type Declaration class

[richarda]

Yes


Edson Tirelli-4 wrote:
> 
>    Do you have the import for your signature class?
> 
> import my.package.Signature
> 
>     Edson
> 
> 2009/11/24 richarda <richard.ambridge at gmail.com>
> 
>>
>> So, my code is doing this:
>>
>>  KnowledgeBaseConfiguration conf =
>> KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
>>            conf.setOption(EventProcessingOption.STREAM);
>>            KnowledgeBuilder builder =
>> KnowledgeBuilderFactory.newKnowledgeBuilder();
>>            try {
>>                File f = new File("/tmp/my.pkg");
>>                InputStream stream = new FileInputStream(f);
>>                if (stream == null) {
>>                    jlog.fatal("Unable to find rule pkg");
>>                } else {
>>                    jlog.info("adding pkg");
>>
>> builder.add(ResourceFactory.newInputStreamResource(stream),
>> ResourceType.PKG);
>>                }
>>            } catch (Exception e) {
>>                e.printStackTrace();
>>            }
>>            KnowledgeBase kbase =
>> KnowledgeBaseFactory.newKnowledgeBase(conf);
>>            kbase.addKnowledgePackages(builder.getKnowledgePackages());
>>            jlog.info("setup creating knowledge session");
>>            ksession = kbase.newStatefulKnowledgeSession();
>>            jlog.info(" setup ksession created");
>>
>>
>> The pkg was created from Guvnor.
>>
>> If in the package declaration area in Guvnor,  (where you put the import
>> statements)
>> If I put
>> declare Signature
>>  @role ( event )
>> end
>>
>> then build the package, save it to disk /tmp/my.pkg
>> on startup I get:
>>
>>
>> [#|2009-11-24T14:50:38.944+0000|WARNING|sun-appserver2.1|javax.enterprise.system.stream.err|_ThreadID=12;_ThreadName=pool-1-thread-3;_RequestID=7c35064d-757e-4519-b5eb-433db89e168d;|org.drools.RuntimeDroolsException:
>> unable to resolve Type Declaration class 'Signature'
>>        at
>> org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:754)
>>        at
>>
>> org.drools.compiler.PackageBuilder.addKnowledgeResource(PackageBuilder.java:515)
>>        at
>>
>> org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.java:25)
>>
>>
>> I need to declare 'Signature' as an 'event'
>> Am I doing this wrong?
>>
>> If I do this all in Eclipse and load the DRL files manually it all works.
>> --
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>>
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>>
> 
> 
> 
> -- 
>  Edson Tirelli
>  JBoss Drools Core Development
>  JBoss by Red Hat @ www.jboss.com
> 
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> rules-users at lists.jboss.org
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> 
> 

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