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

Example 51 with ObjectTypeNode

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

the class LinkingTest method testNestedSubnetwork.

@Test
public void testNestedSubnetwork() throws Exception {
    String str = "";
    str += "package org.kie \n";
    str += "import " + A.class.getCanonicalName() + "\n";
    str += "import " + B.class.getCanonicalName() + "\n";
    str += "import " + C.class.getCanonicalName() + "\n";
    str += "import " + D.class.getCanonicalName() + "\n";
    str += "import " + E.class.getCanonicalName() + "\n";
    str += "import " + F.class.getCanonicalName() + "\n";
    str += "import " + G.class.getCanonicalName() + "\n";
    str += "global java.util.List list \n";
    str += "rule rule1 when \n";
    str += "   $a : A() \n";
    str += "   exists ( B() and exists( C() and D() ) and E() ) \n";
    str += "   $f : F() \n";
    str += "then \n";
    str += "  list.add( 'x' ); \n";
    str += "end \n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(str.getBytes()), ResourceType.DRL);
    assertFalse(kbuilder.getErrors().toString(), kbuilder.hasErrors());
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    ObjectTypeNode aotn = getObjectTypeNode(kbase, A.class);
    ObjectTypeNode botn = getObjectTypeNode(kbase, A.class);
    ObjectTypeNode cotn = getObjectTypeNode(kbase, A.class);
    InternalWorkingMemory wm = ((StatefulKnowledgeSessionImpl) kbase.newKieSession());
    List list = new ArrayList();
    wm.setGlobal("list", list);
    wm.insert(new A());
    wm.insert(new B());
    for (int i = 0; i < 28; i++) {
        wm.insert(new C());
    }
    for (int i = 0; i < 29; i++) {
        wm.insert(new D());
    }
    wm.insert(new E());
    wm.insert(new F());
    // DefaultAgenda agenda = ( DefaultAgenda ) wm.getAgenda();
    // InternalAgendaGroup group = (InternalAgendaGroup) agenda.getNextFocus();
    // AgendaItem item = (AgendaItem) group.remove();
    // int count = ((RuleAgendaItem)item).evaluateNetworkAndFire( wm );
    // //assertEquals(7, count ); // proves we correctly track nested sub network staged propagations
    // 
    // agenda.addActivation( item, true );
    // agenda = ( DefaultAgenda ) wm.getAgenda();
    // group = (InternalAgendaGroup) agenda.getNextFocus();
    // item = (AgendaItem) group.remove();
    // 
    // agenda.fireActivation( item );
    // assertEquals( 1, list.size() );
    // 
    // agenda = ( DefaultAgenda ) wm.getAgenda();
    // group = (InternalAgendaGroup) agenda.getNextFocus();
    // item = (AgendaItem) group.remove();
    // count = ((RuleAgendaItem)item).evaluateNetworkAndFire( wm );
    // //assertEquals(0, count );
    wm.fireAllRules();
    assertEquals(1, list.size());
    wm.fireAllRules();
    assertEquals(1, list.size());
}

Example 52 with ObjectTypeNode

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

the class LinkingTest method testNestedSubNetwork.

@Test
public void testNestedSubNetwork() throws Exception {
    String str = "";
    str += "package org.kie \n";
    str += "import " + A.class.getCanonicalName() + "\n";
    str += "import " + B.class.getCanonicalName() + "\n";
    str += "import " + C.class.getCanonicalName() + "\n";
    str += "import " + D.class.getCanonicalName() + "\n";
    str += "import " + E.class.getCanonicalName() + "\n";
    str += "import " + F.class.getCanonicalName() + "\n";
    str += "import " + G.class.getCanonicalName() + "\n";
    str += "global java.util.List list \n";
    str += "rule rule1 when \n";
    str += "   A() \n";
    str += "   B() \n";
    str += "   exists( C() and D() and exists( E() and F() ) ) \n";
    str += "   G() \n";
    str += "then \n";
    str += "end \n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(str.getBytes()), ResourceType.DRL);
    assertFalse(kbuilder.getErrors().toString(), kbuilder.hasErrors());
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    ObjectTypeNode node = getObjectTypeNode(kbase, A.class);
    InternalWorkingMemory wm = ((StatefulKnowledgeSessionImpl) kbase.newKieSession());
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) node.getObjectSinkPropagator().getSinks()[0];
    assertEquals(1, liaNode.getSinkPropagator().size());
    JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getSinks()[0];
    assertEquals(2, bNode.getSinkPropagator().size());
    ExistsNode exists1n = (ExistsNode) bNode.getSinkPropagator().getSinks()[1];
    JoinNode cNode = (JoinNode) bNode.getSinkPropagator().getSinks()[0];
    JoinNode dNode = (JoinNode) cNode.getSinkPropagator().getSinks()[0];
    assertEquals(2, dNode.getSinkPropagator().size());
    ExistsNode exists2n = (ExistsNode) dNode.getSinkPropagator().getSinks()[1];
    JoinNode eNode = (JoinNode) dNode.getSinkPropagator().getSinks()[0];
    JoinNode fNode = (JoinNode) eNode.getSinkPropagator().getSinks()[0];
    RightInputAdapterNode riaNode2 = (RightInputAdapterNode) fNode.getSinkPropagator().getSinks()[0];
    assertEquals(exists2n, riaNode2.getObjectSinkPropagator().getSinks()[0]);
    RightInputAdapterNode riaNode1 = (RightInputAdapterNode) exists2n.getSinkPropagator().getSinks()[0];
    assertEquals(exists1n, riaNode1.getObjectSinkPropagator().getSinks()[0]);
    JoinNode gNode = (JoinNode) exists1n.getSinkPropagator().getSinks()[0];
    RuleTerminalNode rtn = (RuleTerminalNode) gNode.getSinkPropagator().getSinks()[0];
    wm.insert(new A());
    wm.insert(new B());
    wm.insert(new C());
    wm.insert(new D());
    wm.insert(new F());
    wm.insert(new G());
    PathMemory rs = (PathMemory) wm.getNodeMemory(rtn);
    assertFalse(rs.isRuleLinked());
    FactHandle fhE1 = wm.insert(new E());
    FactHandle fhE2 = wm.insert(new E());
    wm.flushPropagations();
    assertTrue(rs.isRuleLinked());
    wm.retract(fhE1);
    wm.flushPropagations();
    assertTrue(rs.isRuleLinked());
    wm.retract(fhE2);
    wm.flushPropagations();
    assertFalse(rs.isRuleLinked());
}

Example 53 with ObjectTypeNode

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

the class LinkingTest method testSubNetworkRiaLinking.

@Test
public void testSubNetworkRiaLinking() throws Exception {
    String str = "";
    str += "package org.kie \n";
    str += "import " + A.class.getCanonicalName() + "\n";
    str += "import " + B.class.getCanonicalName() + "\n";
    str += "import " + C.class.getCanonicalName() + "\n";
    str += "import " + D.class.getCanonicalName() + "\n";
    str += "import " + E.class.getCanonicalName() + "\n";
    str += "global java.util.List list \n";
    str += "rule rule1 when \n";
    str += "   A() \n";
    str += "   B() \n";
    str += "   exists( C() and D() ) \n";
    str += "   E() \n";
    str += "then \n";
    str += "end \n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(str.getBytes()), ResourceType.DRL);
    assertFalse(kbuilder.getErrors().toString(), kbuilder.hasErrors());
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    ObjectTypeNode node = getObjectTypeNode(kbase, A.class);
    InternalWorkingMemory wm = ((StatefulKnowledgeSessionImpl) kbase.newKieSession());
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) node.getObjectSinkPropagator().getSinks()[0];
    assertEquals(1, liaNode.getSinkPropagator().size());
    JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getSinks()[0];
    assertEquals(2, bNode.getSinkPropagator().size());
    ExistsNode exists1n = (ExistsNode) bNode.getSinkPropagator().getSinks()[1];
    JoinNode cNode = (JoinNode) bNode.getSinkPropagator().getSinks()[0];
    JoinNode dNode = (JoinNode) cNode.getSinkPropagator().getSinks()[0];
    assertEquals(1, dNode.getSinkPropagator().size());
    RightInputAdapterNode riaNode1 = (RightInputAdapterNode) dNode.getSinkPropagator().getSinks()[0];
    JoinNode eNode = (JoinNode) exists1n.getSinkPropagator().getSinks()[0];
    RuleTerminalNode rtn = (RuleTerminalNode) eNode.getSinkPropagator().getSinks()[0];
    SegmentUtilities.createSegmentMemory(exists1n, wm);
    BetaMemory existsBm = (BetaMemory) wm.getNodeMemory(exists1n);
    assertEquals(0, existsBm.getSegmentMemory().getLinkedNodeMask());
    FactHandle fhc = wm.insert(new C());
    FactHandle fhd = wm.insert(new D());
    wm.flushPropagations();
    // exists is start of new segment
    assertEquals(1, existsBm.getSegmentMemory().getLinkedNodeMask());
    wm.retract(fhd);
    wm.flushPropagations();
    assertEquals(0, existsBm.getSegmentMemory().getLinkedNodeMask());
    PathMemory rs = (PathMemory) wm.getNodeMemory(rtn);
    assertFalse(rs.isRuleLinked());
    wm.insert(new A());
    wm.flushPropagations();
    assertFalse(rs.isRuleLinked());
    wm.insert(new B());
    wm.flushPropagations();
    assertFalse(rs.isRuleLinked());
    wm.insert(new E());
    wm.flushPropagations();
    assertFalse(rs.isRuleLinked());
    wm.insert(new D());
    wm.flushPropagations();
    assertTrue(rs.isRuleLinked());
    wm.retract(fhc);
    wm.flushPropagations();
    assertFalse(rs.isRuleLinked());
    wm.insert(new C());
    wm.flushPropagations();
    assertTrue(rs.isRuleLinked());
}

Example 54 with ObjectTypeNode

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

the class LinkingTest method testSubNetworkSharing.

@Test
public void testSubNetworkSharing() throws Exception {
    // Checks the network is correctly formed, with sharing
    String str = "";
    str += "package org.kie \n";
    str += "import " + A.class.getCanonicalName() + "\n";
    str += "import " + B.class.getCanonicalName() + "\n";
    str += "import " + C.class.getCanonicalName() + "\n";
    str += "import " + D.class.getCanonicalName() + "\n";
    str += "import " + E.class.getCanonicalName() + "\n";
    str += "global java.util.List list \n";
    str += "rule rule1 when \n";
    str += "   A() \n";
    str += "   B() \n";
    str += "   C() \n";
    str += "   D() \n";
    str += "then \n";
    str += "end \n";
    str += "rule rule2 when \n";
    str += "   A() \n";
    str += "   exists( B() and C() ) \n";
    str += "   D() \n";
    str += "then \n";
    str += "end \n";
    str += "rule rule3 when \n";
    str += "   A() \n";
    str += "   exists( B() and C() and D() ) \n";
    str += "   E() \n";
    str += "then \n";
    str += "end \n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(str.getBytes()), ResourceType.DRL);
    assertFalse(kbuilder.getErrors().toString(), kbuilder.hasErrors());
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    ObjectTypeNode node = getObjectTypeNode(kbase, A.class);
    InternalWorkingMemory wm = ((StatefulKnowledgeSessionImpl) kbase.newKieSession());
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) node.getObjectSinkPropagator().getSinks()[0];
    assertEquals(3, liaNode.getSinkPropagator().size());
    ExistsNode existsNode2 = (ExistsNode) liaNode.getSinkPropagator().getSinks()[1];
    ExistsNode existsNode3 = (ExistsNode) liaNode.getSinkPropagator().getSinks()[2];
    JoinNode joinNodeB = (JoinNode) liaNode.getSinkPropagator().getSinks()[0];
    assertSame(joinNodeB.getRightInput(), getObjectTypeNode(kbase, B.class));
    JoinNode joinNodeC = (JoinNode) joinNodeB.getSinkPropagator().getSinks()[0];
    assertSame(joinNodeC.getRightInput(), getObjectTypeNode(kbase, C.class));
    assertEquals(2, joinNodeC.getSinkPropagator().size());
    JoinNode joinNodeD = (JoinNode) joinNodeC.getSinkPropagator().getSinks()[0];
    assertSame(joinNodeD.getRightInput(), getObjectTypeNode(kbase, D.class));
    assertEquals(2, joinNodeD.getSinkPropagator().size());
    assertSame(existsNode2, ((RightInputAdapterNode) joinNodeC.getSinkPropagator().getSinks()[1]).getObjectSinkPropagator().getSinks()[0]);
    assertSame(existsNode3, ((RightInputAdapterNode) joinNodeD.getSinkPropagator().getSinks()[1]).getObjectSinkPropagator().getSinks()[0]);
}

Example 55 with ObjectTypeNode

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

the class MVELTest method testMapAccessorWithStaticFieldAccess.

@Test
public void testMapAccessorWithStaticFieldAccess() {
    final String str = "" + "package org.drools.compiler.test \n" + "import " + Person.class.getCanonicalName() + "\n" + "import " + Address.class.getCanonicalName() + "\n" + "import " + TestEnum.class.getCanonicalName() + "\n" + "global java.util.List list \n" + "rule \"show\" \n" + "when  \n" + "    $m : Person( namedAddresses[TestEnum.ONE] == new Address('s1'), namedAddresses[TestEnum.ONE].street == new Address('s1').street ) \n" + "then \n" + "    list.add('r1'); \n" + "end \n";
    final KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(str.getBytes()), ResourceType.DRL);
    if (kbuilder.hasErrors()) {
        fail(kbuilder.getErrors().toString());
    }
    final InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    final KieSession ksession = createKnowledgeSession(kbase);
    final List list = new ArrayList();
    ksession.setGlobal("list", list);
    final Person p = new Person("yoda");
    p.getNamedAddresses().put(TestEnum.ONE, new Address("s1"));
    ksession.insert(p);
    ksession.fireAllRules();
    assertEquals("r1", list.get(0));
    // Check it was built with MVELReturnValueExpression constraint
    final List<ObjectTypeNode> nodes = ((InternalKnowledgeBase) kbase).getRete().getObjectTypeNodes();
    ObjectTypeNode node = null;
    for (final ObjectTypeNode n : nodes) {
        if (((ClassObjectType) n.getObjectType()).getClassType() == Person.class) {
            node = n;
            break;
        }
    }
    AlphaNode alphanode = (AlphaNode) node.getObjectSinkPropagator().getSinks()[0];
    AlphaNodeFieldConstraint constraint = alphanode.getConstraint();
    if (constraint instanceof MvelConstraint) {
        assertTrue(((MvelConstraint) alphanode.getConstraint()).getFieldExtractor() instanceof MVELObjectClassFieldReader);
        assertEquals(new Address("s1"), ((MvelConstraint) alphanode.getConstraint()).getField().getValue());
    }
    alphanode = (AlphaNode) alphanode.getObjectSinkPropagator().getSinks()[0];
    constraint = alphanode.getConstraint();
    if (constraint instanceof MvelConstraint) {
        assertTrue(((MvelConstraint) alphanode.getConstraint()).getFieldExtractor() instanceof MVELObjectClassFieldReader);
        assertEquals(new Address("s1").getStreet(), ((MvelConstraint) alphanode.getConstraint()).getField().getValue());
    }
}