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

Example 71 with ObjectTypeNode

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

the class LinkingTest method testNotNodes2.

@Test
public void testNotNodes2() 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 += "   not B() \n";
    str += "   $c : C() \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);
    for (int i = 0; i < 3; i++) {
        wm.insert(new A(i));
    }
    for (int i = 0; i < 3; i++) {
        wm.insert(new C(i));
    }
    wm.fireAllRules();
    assertEquals(9, list.size());
    wm = ((StatefulKnowledgeSessionImpl) kbase.newKieSession());
    list = new ArrayList();
    wm.setGlobal("list", list);
    for (int i = 0; i < 3; i++) {
        wm.insert(new A(i));
    }
    FactHandle fh = wm.insert(new B(1));
    for (int i = 0; i < 3; i++) {
        wm.insert(new C(i));
    }
    wm.fireAllRules();
    assertEquals(0, list.size());
    wm.retract(fh);
    wm.fireAllRules();
    assertEquals(9, list.size());
}

Example 72 with ObjectTypeNode

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

the class LinkingTest method testNonReactiveSubNetworkInShareMasks.

@Test
public void testNonReactiveSubNetworkInShareMasks() 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 += "   exists( B() and C() ) \n";
    str += "   exists( eval(1==1) ) \n";
    str += "   D() \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(2, liaNode.getSinkPropagator().size());
    JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getSinks()[0];
    JoinNode cNode = (JoinNode) bNode.getSinkPropagator().getSinks()[0];
    ExistsNode exists1n = (ExistsNode) liaNode.getSinkPropagator().getSinks()[1];
    EvalConditionNode evalNode = (EvalConditionNode) exists1n.getSinkPropagator().getSinks()[0];
    ExistsNode exists2n = (ExistsNode) exists1n.getSinkPropagator().getSinks()[1];
    JoinNode dNode = (JoinNode) exists2n.getSinkPropagator().getSinks()[0];
    RuleTerminalNode rtn = (RuleTerminalNode) dNode.getSinkPropagator().getSinks()[0];
    wm.insert(new A());
    PathMemory pmem = (PathMemory) wm.getNodeMemory(rtn);
    assertEquals(3, pmem.getSegmentMemories().length);
    // D is in the exists segment
    assertEquals(7, pmem.getAllLinkedMaskTest());
    BetaMemory bm = (BetaMemory) wm.getNodeMemory(dNode);
    // check lazy initialization
    assertNull(bm.getSegmentMemory());
    wm.insert(new D());
    wm.flushPropagations();
    // only D can be linked in
    assertEquals(2, bm.getSegmentMemory().getAllLinkedMaskTest());
}

Example 73 with ObjectTypeNode

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

the class LinkingTest method testNestedSubNetworkMasks.

@Test
public void testNestedSubNetworkMasks() 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];
    JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getSinks()[0];
    ExistsNode exists1n = (ExistsNode) bNode.getSinkPropagator().getSinks()[1];
    JoinNode cNode = (JoinNode) bNode.getSinkPropagator().getSinks()[0];
    JoinNode dNode = (JoinNode) cNode.getSinkPropagator().getSinks()[0];
    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];
    RightInputAdapterNode riaNode1 = (RightInputAdapterNode) exists2n.getSinkPropagator().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 G());
    wm.flushPropagations();
    LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
    BetaMemory bMem = (BetaMemory) wm.getNodeMemory(bNode);
    BetaMemory exists1Mem = (BetaMemory) wm.getNodeMemory(exists1n);
    BetaMemory cMem = (BetaMemory) wm.getNodeMemory(cNode);
    BetaMemory dMem = (BetaMemory) wm.getNodeMemory(dNode);
    BetaMemory exists2Mem = (BetaMemory) wm.getNodeMemory(exists2n);
    BetaMemory eMem = (BetaMemory) wm.getNodeMemory(eNode);
    BetaMemory fMem = (BetaMemory) wm.getNodeMemory(fNode);
    BetaMemory gMem = (BetaMemory) wm.getNodeMemory(gNode);
    RightInputAdapterNode.RiaNodeMemory riaMem1 = (RightInputAdapterNode.RiaNodeMemory) wm.getNodeMemory(riaNode1);
    RightInputAdapterNode.RiaNodeMemory riaMem2 = (RightInputAdapterNode.RiaNodeMemory) wm.getNodeMemory(riaNode2);
    PathMemory rs = (PathMemory) wm.getNodeMemory(rtn);
    // E and F are not inserted yet, so rule is unlinked
    assertFalse(rs.isRuleLinked());
    // ---
    // assert a and b in same segment
    assertSame(liaMem.getSegmentMemory(), bMem.getSegmentMemory());
    // exists1 and b not in same segment
    assertNotSame(bMem.getSegmentMemory(), exists1Mem.getSegmentMemory());
    // exists1 and b are in same segment
    assertSame(exists1Mem.getSegmentMemory(), gMem.getSegmentMemory());
    // check segment masks
    assertEquals(2, rs.getSegmentMemories().length);
    assertEquals(3, rs.getAllLinkedMaskTest());
    assertEquals(1, rs.getLinkedSegmentMask());
    assertEquals(3, liaMem.getSegmentMemory().getAllLinkedMaskTest());
    assertEquals(1, liaMem.getNodePosMaskBit());
    assertEquals(2, bMem.getNodePosMaskBit());
    assertEquals(3, exists1Mem.getSegmentMemory().getAllLinkedMaskTest());
    assertEquals(1, exists1Mem.getNodePosMaskBit());
    assertEquals(2, gMem.getNodePosMaskBit());
    // assert c, d are in the same segment, and that this is the only segment in ria1 memory
    assertSame(dMem.getSegmentMemory(), cMem.getSegmentMemory());
    // assert d and exists are not in the same segment
    assertNotSame(exists2Mem.getSegmentMemory(), dMem.getSegmentMemory());
    assertEquals(3, riaMem1.getRiaPathMemory().getSegmentMemories().length);
    // only needs to know about segments in the subnetwork
    assertEquals(null, riaMem1.getRiaPathMemory().getSegmentMemories()[0]);
    assertEquals(dMem.getSegmentMemory(), riaMem1.getRiaPathMemory().getSegmentMemories()[1]);
    assertEquals(1, dMem.getSegmentMemory().getPathMemories().size());
    assertSame(riaMem1.getRiaPathMemory(), cMem.getSegmentMemory().getPathMemories().get(0));
    assertEquals(3, cMem.getSegmentMemory().getAllLinkedMaskTest());
    // E and F is not yet inserted, so bit is not set
    assertEquals(3, cMem.getSegmentMemory().getLinkedNodeMask());
    assertEquals(1, cMem.getNodePosMaskBit());
    assertEquals(2, dMem.getNodePosMaskBit());
    assertEquals(0, exists2Mem.getNodePosMaskBit());
    // insert to lazy initialize exists2Mem segment
    FactHandle fhE1 = wm.insert(new E());
    FactHandle fhF1 = wm.insert(new F());
    wm.flushPropagations();
    assertEquals(1, exists2Mem.getNodePosMaskBit());
    // only cares that the segment for c, E and exists1 are set, ignores the outer first segment
    assertEquals(6, riaMem1.getRiaPathMemory().getAllLinkedMaskTest());
    // E and F are inerted, so 6
    assertEquals(6, riaMem1.getRiaPathMemory().getLinkedSegmentMask());
    wm.delete(fhE1);
    wm.delete(fhF1);
    wm.flushPropagations();
    // E deleted
    assertEquals(2, riaMem1.getRiaPathMemory().getLinkedSegmentMask());
    // assert e, f are in the same segment, and that this is the only segment in ria2 memory
    // subnetworks are recursively created, so segment already exists
    assertNotNull(null, eMem.getSegmentMemory());
    assertSame(fMem.getSegmentMemory(), eMem.getSegmentMemory());
    assertEquals(3, riaMem2.getRiaPathMemory().getSegmentMemories().length);
    // only needs to know about segments in the subnetwork
    assertEquals(null, riaMem2.getRiaPathMemory().getSegmentMemories()[0]);
    // only needs to know about segments in the subnetwork
    assertEquals(null, riaMem2.getRiaPathMemory().getSegmentMemories()[1]);
    assertEquals(fMem.getSegmentMemory(), riaMem2.getRiaPathMemory().getSegmentMemories()[2]);
    assertSame(riaMem2.getRiaPathMemory(), eMem.getSegmentMemory().getPathMemories().get(0));
    assertEquals(3, eMem.getSegmentMemory().getAllLinkedMaskTest());
    assertEquals(0, eMem.getSegmentMemory().getLinkedNodeMask());
    // only cares that the segment for e and f set, ignores the outer two segment
    assertEquals(4, riaMem2.getRiaPathMemory().getAllLinkedMaskTest());
    // E and F is not yet inserted, so bit is not set
    assertEquals(0, riaMem2.getRiaPathMemory().getLinkedSegmentMask());
    fhE1 = wm.insert(new E());
    wm.insert(new F());
    wm.flushPropagations();
    // E and F are now inserted yet, so rule is linked
    assertTrue(rs.isRuleLinked());
    assertEquals(3, rs.getAllLinkedMaskTest());
    assertEquals(3, rs.getLinkedSegmentMask());
    // retest bits
    assertEquals(3, cMem.getSegmentMemory().getAllLinkedMaskTest());
    assertEquals(3, cMem.getSegmentMemory().getLinkedNodeMask());
    assertEquals(6, riaMem1.getRiaPathMemory().getAllLinkedMaskTest());
    assertEquals(6, riaMem1.getRiaPathMemory().getLinkedSegmentMask());
    assertEquals(3, eMem.getSegmentMemory().getAllLinkedMaskTest());
    assertEquals(3, eMem.getSegmentMemory().getLinkedNodeMask());
    assertEquals(4, riaMem2.getRiaPathMemory().getAllLinkedMaskTest());
    assertEquals(4, riaMem2.getRiaPathMemory().getLinkedSegmentMask());
    wm.delete(fhE1);
    wm.flushPropagations();
    // retest bits
    assertFalse(rs.isRuleLinked());
    assertEquals(3, cMem.getSegmentMemory().getLinkedNodeMask());
    assertEquals(2, riaMem1.getRiaPathMemory().getLinkedSegmentMask());
    assertEquals(2, eMem.getSegmentMemory().getLinkedNodeMask());
    assertEquals(0, riaMem2.getRiaPathMemory().getLinkedSegmentMask());
}

Example 74 with ObjectTypeNode

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

the class MVELTest method testArrayAccessorWithStaticFieldAccess.

@Test
public void testArrayAccessorWithStaticFieldAccess() {
    final String str = "" + "package org.drools.compiler.test \n" + "import " + Person.class.getCanonicalName() + "\n" + "import " + Address.class.getCanonicalName() + "\n" + "import " + Triangle.class.getCanonicalName() + "\n" + "global java.util.List list \n" + "rule \"show\" \n" + "when  \n" + "    $m : Person( addresses[Triangle.ZERO] == new Address('s1'), addresses[Triangle.ZERO].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.addAddress(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());
    }
}

Example 75 with ObjectTypeNode

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

the class MVELTest method testArrayAccessorWithGenerics.

@Test
public void testArrayAccessorWithGenerics() {
    final String str = "" + "package org.drools.compiler.test \n" + "import " + Person.class.getCanonicalName() + "\n" + "import " + Address.class.getCanonicalName() + "\n" + "global java.util.List list \n" + "rule \"show\" \n" + "when  \n" + "    $m : Person( addresses[0] == new Address('s1'), addresses[0].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.addAddress(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) constraint).getFieldExtractor() instanceof MVELObjectClassFieldReader);
        assertEquals(new Address("s1"), ((MvelConstraint) constraint).getField().getValue());
    }
    alphanode = (AlphaNode) alphanode.getObjectSinkPropagator().getSinks()[0];
    constraint = alphanode.getConstraint();
    if (constraint instanceof MvelConstraint) {
        assertTrue(((MvelConstraint) constraint).getFieldExtractor() instanceof MVELObjectClassFieldReader);
        assertEquals(new Address("s1").getStreet(), ((MvelConstraint) constraint).getField().getValue());
    }
}