Package org.kie.internal.builder

Examples of org.kie.internal.builder.KnowledgeBuilderConfiguration

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            // Creates first class loader and use it to load fact classes
            ClassLoader loader1 = new SubvertedClassLoader( new URL[]{getClass().getResource( "/testEnumReteoo.jar" )},
                                                            this.getClass().getClassLoader() );

            // create a builder with the given classloader
            KnowledgeBuilderConfiguration conf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(null, loader1);
            Collection<KnowledgePackage> kpkgs = loadKnowledgePackages(conf, "test_EnumSerialization.drl");

            // serialize out
            byte[] out = DroolsStreamUtils.streamOut( kpkgs );

            // adding original packages to a kbase just to make sure they are fine
            KieBaseConfiguration kbaseConf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration( null, loader1 );
            KnowledgeBase kbase = getKnowledgeBase(kbaseConf);
            kbase.addKnowledgePackages( kpkgs );
            StatefulKnowledgeSession ksession = createKnowledgeSession( kbase );
            List list = new ArrayList();
            ksession.setGlobal( "list", list);
            assertEquals( 1, ksession.fireAllRules() );
            assertEquals( 1, list.size() );

            // now, create another classloader and make sure it has access to the classes
            ClassLoader loader2 = new SubvertedClassLoader( new URL[]{getClass().getResource( "/testEnumReteoo.jar" )},
                                                            this.getClass().getClassLoader() );

            // create another builder
            KnowledgeBuilderConfiguration conf2 = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration( null,
                                                                                                            loader2 );

            ClassLoader ccl = Thread.currentThread().getContextClassLoader();
            Collection<KnowledgePackage> kpkgs2 = null;
            try {
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            // Creates first class loader and use it to load fact classes
            ClassLoader loader1 = new SubvertedClassLoader( new URL[]{getClass().getResource( "/" )},
                                                            this.getClass().getClassLoader() );
            Class cheeseClass = loader1.loadClass( "org.drools.compiler.Cheese" );

            KnowledgeBuilderConfiguration kbuilderConf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(null, loader1);
            KnowledgeBase kbase = loadKnowledgeBase( kbuilderConf, "test_Dynamic1.drl"  );
            StatefulKnowledgeSession wm = createKnowledgeSession(kbase);

            wm.insert( cheeseClass.newInstance() );
            wm.fireAllRules();
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                                                            this.getClass().getClassLoader() );
            loader1.loadClass( "org.drools.Primitives" );
            loader1.loadClass( "org.drools.TestEnum" );

            // create a builder with the given classloader
            KnowledgeBuilderConfiguration conf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(null, loader1);
            Collection<KnowledgePackage> kpkgs = loadKnowledgePackages(conf, "test_EnumSerialization.drl");

            // serialize out
            byte[] out = DroolsStreamUtils.streamOut( kpkgs );
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                     "then \n" +
                     " System.err.println(42); \n" +
                     "end\n";


        KnowledgeBuilderConfiguration kbuilderConf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(null, loader);

        Collection<KnowledgePackage>  kpkgs = loadKnowledgePackagesFromString(kbuilderConf, drl);

        kpkgs = SerializationHelper.serializeObject( kpkgs, loader );
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            }
        }

        ClassLoader classLoader = URLClassLoader.newInstance(new URL[]{jar.toURI().toURL()}, getClass().getClassLoader());
        Resource changeSet = ResourceFactory.newClassPathResource("changeset1.xml", classLoader);
        KnowledgeBuilderConfiguration conf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(null, classLoader);
        KnowledgeBuilder builder = KnowledgeBuilderFactory.newKnowledgeBuilder(conf);
        builder.add(changeSet, ResourceType.CHANGE_SET);
    }
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                       ((List) ksession.getGlobal( "list" )).get( 0 ) );
     }

     @Test
     public void testJaninoEval() throws Exception {
         KnowledgeBuilderConfiguration kbconf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration();
         kbconf.setProperty( JavaDialectConfiguration.JAVA_COMPILER_PROPERTY, "JANINO" );
         KnowledgeBase kbase = loadKnowledgeBase( kbconf, "eval_rule_test.drl" );

         kbase = SerializationHelper.serializeObject( kbase );
         StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
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         session.fireAllRules();
     }

     @Test
     public void testClassLoaderHits() throws Exception {
         final KnowledgeBuilderConfiguration conf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration();
         //conf.setOption( ClassLoaderCacheOption.DISABLED );
         final KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder( conf );
         kbuilder.add( ResourceFactory.newInputStreamResource( getClass().getResourceAsStream( "test_GeneratedBeansMVEL.drl" ) ),
                       ResourceType.DRL );
         kbuilder.add( ResourceFactory.newInputStreamResource( getClass().getResourceAsStream( "test_GeneratedBeans.drl" ) ),
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         }

         List<JarInputStream> jarInputStreams = new ArrayList<JarInputStream>();
         jarInputStreams.add( jis );

         KnowledgeBuilderConfiguration conf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(null, loader);
         KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder(conf);

         String header = "import fr.gouv.agriculture.dag.agorha.business.primes.SousPeriodePrimeAgent\n";

         kbuilder.add(ResourceFactory.newByteArrayResource(header.getBytes()), ResourceType.DRL);
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                     "    $o : Object()\n" +
                     "then\n" +
                     "    list.add(1);\n" +
                     "end\n";

        KnowledgeBuilderConfiguration kbConf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration();
        KnowledgeBase kbase = loadKnowledgeBaseFromString( kbConf, drl );

        StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
        List list = new ArrayList(  );
        ksession.setGlobal( "list", list );
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        } catch (IOException e) {
            fail("Failed to load the jar");
        }
        MapBackedClassLoader loader = createClassLoader( jis );

        KnowledgeBuilderConfiguration knowledgeBuilderConfiguration = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(null, loader);
        KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder(knowledgeBuilderConfiguration);
        kbuilder.add( ResourceFactory.newByteArrayResource( str.getBytes() ), ResourceType.DRL );

        if ( kbuilder.hasErrors() ) {
            fail( kbuilder.getErrors().toString() );
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Related Classes of org.kie.internal.builder.KnowledgeBuilderConfiguration

  • org.drools.benchmark.manners.MannersBenchmark
  • org.drools.compiler.compiler.xml.changeset.ChangeSetTest
  • org.drools.compiler.integrationtests.CustomOperatorTest
  • org.drools.compiler.integrationtests.DynamicRulesTest
  • org.drools.compiler.integrationtests.FailureOnRemovalTest
  • org.drools.compiler.integrationtests.FunctionsTest
  • org.drools.compiler.integrationtests.marshalling.MarshallingTest
  • org.drools.compiler.integrationtests.Misc2Test
  • org.drools.compiler.integrationtests.MiscTest
  • org.drools.compiler.integrationtests.MVELTest
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