Examples with Rete org.drools.core.reteoo.Rete used on opensource projects

Example 6 with Rete

use of org.drools.core.reteoo.Rete in project drools by kiegroup.

the class MemoryLeakTest method testStagedTupleLeak.

@Test
public void testStagedTupleLeak() throws Exception {
    // BZ-1056599
    String str = "rule R1 when\n" + "    $i : Integer()\n" + "then\n" + "    insertLogical( $i.toString() );\n" + "end\n" + "\n" + "rule R2 when\n" + "    $i : Integer()\n" + "then\n" + "    delete( $i );\n" + "end\n" + "\n" + "rule R3 when\n" + "    $l : Long()\n" + "    $s : String( this == $l.toString() )\n" + "then\n" + "end\n";
    KieBase kbase = KieBaseUtil.getKieBaseFromKieModuleFromDrl("test", kieBaseTestConfiguration, str);
    KieSession ksession = kbase.newKieSession();
    TruthMaintenanceSystemFactoryImpl tms = (TruthMaintenanceSystemFactoryImpl) TruthMaintenanceSystemFactory.get();
    tms.clearEntryPointsMap();
    for (int i = 0; i < 10; i++) {
        ksession.insert(i);
        ksession.fireAllRules();
    }
    Rete rete = ((RuleBase) kbase).getRete();
    JoinNode joinNode = null;
    for (ObjectTypeNode otn : rete.getObjectTypeNodes()) {
        if (String.class == otn.getObjectType().getValueType().getClassType()) {
            joinNode = (JoinNode) otn.getObjectSinkPropagator().getSinks()[0];
            break;
        }
    }
    assertNotNull(joinNode);
    InternalWorkingMemory wm = (InternalWorkingMemory) ksession;
    BetaMemory memory = (BetaMemory) wm.getNodeMemory(joinNode);
    TupleSets<RightTuple> stagedRightTuples = memory.getStagedRightTuples();
    assertNull(stagedRightTuples.getDeleteFirst());
    assertNull(stagedRightTuples.getInsertFirst());
    // DROOLS-6809
    assertEquals(1, tms.getEntryPointsMapSize());
    ksession.dispose();
    assertEquals(0, tms.getEntryPointsMapSize());
}

Example 7 with Rete

use of org.drools.core.reteoo.Rete in project drools by kiegroup.

the class NodesPartitioningTest method checkDrl.

private void checkDrl(String drl) {
    final KieModule kieModule = KieUtil.getKieModuleFromDrls("test", kieBaseTestConfiguration, drl);
    final InternalKnowledgeBase kbase = (InternalKnowledgeBase) KieBaseUtil.newKieBaseFromKieModuleWithAdditionalOptions(kieModule, kieBaseTestConfiguration, MultithreadEvaluationOption.YES);
    Rete rete = kbase.getRete();
    for (EntryPointNode entryPointNode : rete.getEntryPointNodes().values()) {
        traverse(entryPointNode);
    }
}

Example 8 with Rete

use of org.drools.core.reteoo.Rete in project drools by kiegroup.

the class FactHandleMarshallingTest method createEventFactHandle.

private InternalFactHandle createEventFactHandle(StatefulKnowledgeSessionImpl wm, InternalKnowledgeBase kBase) {
    // EntryPointNode
    Rete rete = kBase.getRete();
    NodeFactory nFacotry = CoreComponentFactory.get().getNodeFactoryService();
    RuleBasePartitionId partionId = RuleBasePartitionId.MAIN_PARTITION;
    EntryPointNode entryPointNode = nFacotry.buildEntryPointNode(1, partionId, false, rete, EntryPointId.DEFAULT);
    WorkingMemoryEntryPoint wmEntryPoint = new NamedEntryPoint(EntryPointId.DEFAULT, entryPointNode, wm);
    EventFactHandle factHandle = new EventFactHandle(1, new Person(), 0, (new Date()).getTime(), 0, wmEntryPoint);
    return factHandle;
}

Example 9 with Rete

use of org.drools.core.reteoo.Rete in project drools by kiegroup.

the class ReteTest method testNotShadowed.

@Test
@Ignore
public void testNotShadowed() {
    Properties properties = new Properties();
    properties.setProperty("drools.shadowProxyExcludes", "org.drools.core.test.model.Cheese");
    RuleBaseConfiguration conf = new RuleBaseConfiguration(properties);
    InternalKnowledgeBase kBase = (InternalKnowledgeBase) RuleBaseFactory.newRuleBase(conf);
    buildContext = new BuildContext(kBase, Collections.emptyList());
    final StatefulKnowledgeSessionImpl ksession = new StatefulKnowledgeSessionImpl(1L, kBase);
    // Create a Rete network with ObjectTypeNodes for List, Collection and ArrayList
    final Rete rete = kBase.getRete();
    final EntryPointNode entryPoint = new EntryPointNode(0, rete, buildContext);
    entryPoint.attach(buildContext);
    final ObjectTypeNode objectTypeNode = new ObjectTypeNode(1, entryPoint, new ClassObjectType(Cheese.class), buildContext);
    objectTypeNode.attach(buildContext);
    final MockObjectSink sink1 = new MockObjectSink();
    objectTypeNode.addObjectSink(sink1);
    // There are no String ObjectTypeNodes, make sure its not propagated
    final Cheese cheese = new Cheese("brie", 15);
    final DefaultFactHandle h1 = new DefaultFactHandle(1, cheese);
    rete.assertObject(h1, pctxFactory.createPropagationContext(0, PropagationContext.Type.INSERTION, null, null, null), ksession);
    ksession.fireAllRules();
    final Object[] results = (Object[]) sink1.getAsserted().get(0);
}

Example 10 with Rete

use of org.drools.core.reteoo.Rete in project drools by kiegroup.

the class ReteTest method testObjectTypeNodes.

/**
 * Tests ObjectTypeNodes are correctly added to the Rete object
 *
 * @throws Exception
 */
@Test
public void testObjectTypeNodes() throws Exception {
    final Rete rete = kBase.getRete();
    final ObjectTypeNode objectTypeNode = new ObjectTypeNode(1, this.entryPoint, new ClassObjectType(Object.class), buildContext);
    objectTypeNode.attach(buildContext);
    final ObjectTypeNode stringTypeNode = new ObjectTypeNode(2, this.entryPoint, new ClassObjectType(String.class), buildContext);
    stringTypeNode.attach(buildContext);
    final List<ObjectTypeNode> list = rete.getObjectTypeNodes();
    // Check the ObjectTypeNodes are correctly added to Rete
    assertEquals(3, list.size());
    assertTrue(list.contains(objectTypeNode));
    assertTrue(list.contains(stringTypeNode));
}