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

Example 6 with RuleTerminalNode

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

the class MarshallingTest method testEmptyRule.

@Test
public void testEmptyRule() throws Exception {
    String rule = "package org.drools.compiler.test;\n";
    rule += "global java.util.List list\n";
    rule += "rule \"Rule 1\"\n";
    rule += "when\n";
    rule += "then\n";
    rule += "    list.add( \"fired\" );\n";
    rule += "end";
    KieBase kBase = loadKnowledgeBaseFromString(rule);
    // Make sure the rete node map is created correctly
    Map<Integer, BaseNode> nodes = RuleBaseNodes.getNodeMap((InternalKnowledgeBase) kBase);
    assertEquals(2, nodes.size());
    assertEquals("InitialFactImpl", ((ClassObjectType) ((ObjectTypeNode) nodes.get(2)).getObjectType()).getClassType().getSimpleName());
    assertEquals("Rule 1", ((RuleTerminalNode) nodes.get(4)).getRule().getName());
    KieSession session = kBase.newKieSession();
    List list = new ArrayList();
    session.setGlobal("list", list);
    session = SerializationHelper.getSerialisedStatefulKnowledgeSession(session, kBase, true);
    session.fireAllRules();
    session = SerializationHelper.getSerialisedStatefulKnowledgeSession(session, kBase, true);
    assertEquals(1, ((List) session.getGlobal("list")).size());
    assertEquals("fired", ((List) session.getGlobal("list")).get(0));
}

Example 7 with RuleTerminalNode

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

the class SegmentCreationTest method testBranchCESingleSegment.

@Test
public void testBranchCESingleSegment() throws Exception {
    KieBase kbase = buildKnowledgeBase("   $a : A() \n" + "   if ( $a != null ) do[t1] \n" + "   B() \n");
    InternalWorkingMemory wm = ((InternalWorkingMemory) kbase.newKieSession());
    ObjectTypeNode aotn = getObjectTypeNode(kbase, LinkingTest.A.class);
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getObjectSinkPropagator().getSinks()[0];
    ConditionalBranchNode cen1Node = (ConditionalBranchNode) liaNode.getSinkPropagator().getSinks()[0];
    JoinNode bNode = (JoinNode) cen1Node.getSinkPropagator().getSinks()[0];
    RuleTerminalNode rtn1 = (RuleTerminalNode) bNode.getSinkPropagator().getSinks()[0];
    FactHandle bFh = wm.insert(new LinkingTest.B());
    wm.flushPropagations();
    LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
    SegmentMemory smem = liaMem.getSegmentMemory();
    assertEquals(1, smem.getAllLinkedMaskTest());
    // B links, but it will not trigger mask
    assertEquals(4, smem.getLinkedNodeMask());
    assertFalse(smem.isSegmentLinked());
    PathMemory pmem = (PathMemory) wm.getNodeMemory(rtn1);
    assertEquals(1, pmem.getAllLinkedMaskTest());
    assertEquals(0, pmem.getLinkedSegmentMask());
    assertFalse(pmem.isRuleLinked());
    wm.insert(new LinkingTest.A());
    wm.flushPropagations();
    // A links in segment
    assertEquals(5, smem.getLinkedNodeMask());
    assertTrue(smem.isSegmentLinked());
    assertEquals(1, pmem.getLinkedSegmentMask());
    assertTrue(pmem.isRuleLinked());
    // retract B does not unlink the rule
    wm.delete(bFh);
    wm.flushPropagations();
    assertEquals(1, pmem.getLinkedSegmentMask());
    assertTrue(pmem.isRuleLinked());
}

Example 8 with RuleTerminalNode

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

the class SegmentCreationTest method tesSubnetworkAfterShare.

@Test
public void tesSubnetworkAfterShare() throws Exception {
    KieBase kbase = buildKnowledgeBase("   A() \n", "   A()  not ( B() and C() ) \n");
    InternalWorkingMemory wm = ((InternalWorkingMemory) kbase.newKieSession());
    ObjectTypeNode aotn = getObjectTypeNode(kbase, LinkingTest.A.class);
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getObjectSinkPropagator().getSinks()[0];
    RuleTerminalNode rtn1 = (RuleTerminalNode) liaNode.getSinkPropagator().getSinks()[0];
    JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getSinks()[1];
    JoinNode cNode = (JoinNode) bNode.getSinkPropagator().getSinks()[0];
    RightInputAdapterNode riaNode = (RightInputAdapterNode) cNode.getSinkPropagator().getSinks()[0];
    NotNode notNode = (NotNode) liaNode.getSinkPropagator().getSinks()[2];
    RuleTerminalNode rtn2 = (RuleTerminalNode) notNode.getSinkPropagator().getSinks()[0];
    wm.insert(new LinkingTest.A());
    wm.insert(new LinkingTest.B());
    wm.insert(new LinkingTest.C());
    wm.flushPropagations();
    // LiaNode  is in it's own segment
    LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
    SegmentMemory smem = liaMem.getSegmentMemory();
    assertEquals(liaNode, smem.getRootNode());
    assertEquals(liaNode, smem.getTipNode());
    SegmentMemory rtnSmem1 = smem.getFirst();
    assertEquals(rtn1, rtnSmem1.getRootNode());
    assertEquals(rtn1, rtnSmem1.getTipNode());
    SegmentMemory bSmem = rtnSmem1.getNext();
    assertEquals(bNode, bSmem.getRootNode());
    assertEquals(riaNode, bSmem.getTipNode());
    SegmentMemory notSmem = bSmem.getNext();
    assertEquals(notNode, notSmem.getRootNode());
    assertEquals(rtn2, notSmem.getTipNode());
    // child segment is not yet initialised, so null
    assertNull(bSmem.getFirst());
}

Example 9 with RuleTerminalNode

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

the class SegmentCreationTest method testSingleEmptyLhs.

@Test
public void testSingleEmptyLhs() throws Exception {
    KieBase kbase = buildKnowledgeBase(" ");
    InternalWorkingMemory wm = ((InternalWorkingMemory) kbase.newKieSession());
    ObjectTypeNode aotn = getObjectTypeNode(kbase, InitialFactImpl.class);
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getObjectSinkPropagator().getSinks()[0];
    RuleTerminalNode rtn = (RuleTerminalNode) liaNode.getSinkPropagator().getSinks()[0];
    wm.insert(new LinkingTest.A());
    wm.flushPropagations();
    // LiaNode and Rule are in same segment
    LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
    SegmentMemory smem = liaMem.getSegmentMemory();
    assertEquals(liaNode, smem.getRootNode());
    assertEquals(rtn, smem.getTipNode());
    assertNull(smem.getNext());
    assertNull(smem.getFirst());
}

Example 10 with RuleTerminalNode

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

the class SegmentCreationTest method testSubnetworkNoSharing.

@Test
public void testSubnetworkNoSharing() throws Exception {
    KieBase kbase = buildKnowledgeBase(" A()  not ( B() and C() ) \n");
    InternalWorkingMemory wm = ((InternalWorkingMemory) kbase.newKieSession());
    ObjectTypeNode aotn = getObjectTypeNode(kbase, LinkingTest.A.class);
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getObjectSinkPropagator().getSinks()[0];
    JoinNode bNode = (JoinNode) liaNode.getSinkPropagator().getSinks()[0];
    JoinNode cNode = (JoinNode) bNode.getSinkPropagator().getSinks()[0];
    RightInputAdapterNode riaNode = (RightInputAdapterNode) cNode.getSinkPropagator().getSinks()[0];
    NotNode notNode = (NotNode) liaNode.getSinkPropagator().getSinks()[1];
    RuleTerminalNode rtn1 = (RuleTerminalNode) notNode.getSinkPropagator().getSinks()[0];
    wm.insert(new LinkingTest.A());
    wm.insert(new LinkingTest.B());
    wm.insert(new LinkingTest.C());
    wm.flushPropagations();
    // LiaNode is in it's own segment
    LiaNodeMemory liaMem = (LiaNodeMemory) wm.getNodeMemory(liaNode);
    SegmentMemory smem = liaMem.getSegmentMemory();
    assertEquals(liaNode, smem.getRootNode());
    assertEquals(liaNode, smem.getTipNode());
    assertNull(smem.getNext());
    smem = smem.getFirst();
    // it's nested inside of smem, so lookup from wm
    SegmentMemory bSmem = wm.getNodeMemory(bNode).getSegmentMemory();
    assertEquals(smem, bSmem);
    assertEquals(bNode, bSmem.getRootNode());
    assertEquals(riaNode, bSmem.getTipNode());
    BetaMemory bm = (BetaMemory) wm.getNodeMemory(notNode);
    assertEquals(bm.getSegmentMemory(), smem.getNext());
    // check subnetwork ref was made
    assertEquals(bSmem, bm.getRiaRuleMemory().getSegmentMemory());
}