richarda wrote:
>
> Still trying to get this to work.
> I have managed to create from a default (new) guvnor setup.
>
> Steps I do..
> 1. Create fresh guvnor
> 2. In eclipse create Message.java file in package com.sample, and create
> a jar file
> 3. In guvnor import the model for the Message.jar file
> 4. In guvnor create a category
> 5. Create an import statement for import com.sample.Message
> 6. Create a simple technical rule, something like when, Message(),
> then, System.out.println(".");
> 7. Build the pkg
> 8. download the pkg
>
> use the code from previous post to load the pkg...
> it works fine..
>
> now, goto guvnor advanced view and change the Configuration from:
> import com.sample.Message
>
> to:
>
> import com.sample.Message;
>
> declare Message
> @role( event )
> end
>
>
> build the pkg,
> download the pkg,
> run the test program...
>
> I get:
> org.drools.RuntimeDroolsException: unable to resolve Type Declaration
> class 'Message'
> 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)
> at com.sample.DroolsTest.readKnowledgeBase(DroolsTest.java:69)
> at com.sample.DroolsTest.main(DroolsTest.java:27)
>
>
> richarda wrote:
>>
>> 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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