[rules-users] Precompile Rules & Flows

Yaniv Itzhaki iyaniv at gmail.com
Thu Nov 18 09:35:38 EST 2010


Thanks, I will try that...

2010/11/18 Anderson Rocha <anderson.ufal at gmail.com>

> You can also use the CHANGE_SET.
>
>
> http://downloads.jboss.com/drools/docs/5.1.1.34858.FINAL/drools-expert/html/ch02.html#d0e890
>
> A change_set example, where "rules" and "ruleflows" are folders that must
> contain just .drl and .drf files respectively:
>
> <?xml version="1.0" encoding="UTF-8"?>
>
> <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.xsd' >
>
>    <add>
>        <resource source='classpath:rules' type='DRL' />
>        <resource source='classpath:ruleflows' type='DRF' />
>    </add>
> </change-set>
>
> Also take a look at the Knowledge Agent session.
>
>
> http://downloads.jboss.com/drools/docs/5.1.1.34858.FINAL/drools-expert/html/ch02.html#d0e918
>
> Regards,
> Anderson
>
> 2010/11/18 Wolfgang Laun <wolfgang.laun at gmail.com>
>
> // Yesterday: serialize a KP collection
>> OutputStream os = new FileOutputStream( pkgPath );
>> ObjectOutputStream oos = new ObjectOutputStream( os );
>> oos.writeObject( kBuilder.getKnowledgePackages() );
>> oos.close();
>>
>> // Today: load serialized packages
>> KnowledgeBase kBase = KnowledgeBaseFactory.newKnowledgeBase();
>> InputStream is = new FileInputStream( pkgPath );
>> ObjectInputStream ois = new ObjectInputStream( is );
>> @SuppressWarnings("unchecked")
>> Collection<KnowledgePackage> kpkgs = (Collection<KnowledgePackage>)
>> ois.readObject();
>> ois.close();
>> kBase.addKnowledgePackages( kpkgs );
>>
>> You may, of course, add more packages, compiled now.
>> -W
>>
>> 2010/11/18 Yaniv Itzhaki <iyaniv at gmail.com>
>>
>>>  Hi,
>>>
>>>
>>> I wanted to know if it is possible to precompile rules/flows and load them on demand?
>>>
>>>
>>> Currently i am using the following code:
>>>
>>>
>>> 		*KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
>>>
>>> 		for (String file : files) {
>>> 			//(missing code) get files from directory and add them to KnowledgeBuilder (source files - rules and flows)
>>>
>>> 			kbuilder.add(ResourceFactory.newFileResource(file), type);
>>> 		}
>>> *
>>>
>>> *                private KnowledgeBase kb = KnowledgeBaseFactory.newKnowledgeBase();
>>> 		kb.addKnowledgePackages(kbuilder.getKnowledgePackages());*
>>>
>>> *
>>> *
>>>
>>> Is there an option to add already precompiled files into KnowledgeBase and not compile them only during the initialization phase?
>>>
>>>
>>> Thanks
>>>
>>>
>>> _______________________________________________
>>> rules-users mailing list
>>> rules-users at lists.jboss.org
>>> https://lists.jboss.org/mailman/listinfo/rules-users
>>>
>>>
>>
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>>
>>
>
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