Examples with Match org.kie.api.runtime.rule.Match used on opensource projects

Example 41 with Match

use of org.kie.api.runtime.rule.Match in project drools by kiegroup.

the class JTMSTest method testPosNegNonConflictingInsertions.

@Test(timeout = 10000)
public void testPosNegNonConflictingInsertions() {
    String s = "package org.drools.core.beliefsystem.jtms;\n" + "\n" + "import java.util.List \n" + "import org.drools.core.common.AgendaItem;" + "global java.util.List list;\n" + "\n" + "rule \"go1\"\n" + "when\n" + "    String( this == 'go1' )\n" + "then\n" + "    insertLogical( 'neg', 'neg' );\n" + "end\n" + "\n" + "rule \"go2\"\n" + "when\n" + "    String( this == 'go2' )\n" + "then\n" + "    insertLogical( 'pos' );\n" + "end\n" + "\n" + "rule \"Positive\"\n" + "when\n" + "    $n : String( this != 'go1' || == 'go2' ) \n" + "then\n" + "    final String s = '+' + $n;" + "    final List l = list;" + "    l.add( s );\n" + "end\n" + "rule \"Negative\"\n" + "when\n" + "    $n : String(   _.neg, this != 'go1' || == 'go2' ) \n" + "then\n" + "    final String s = '-' + $n; \n" + "    final List l = list; \n" + "    l.add( s ); \n" + "end\n";
    KieSession kSession = getSessionFromString(s);
    List list = new ArrayList();
    kSession.setGlobal("list", list);
    ((RuleEventManager) kSession).addEventListener(new RuleEventListener() {

        @Override
        public void onDeleteMatch(Match match) {
            String rule = match.getRule().getName();
            if (rule.equals("Positive")) {
                list.remove("+" + match.getDeclarationValue("$n"));
            } else if (rule.equals("Negative")) {
                list.remove("-" + match.getDeclarationValue("$n"));
            }
        }
    });
    FactHandle fhGo1 = kSession.insert("go1");
    kSession.fireAllRules();
    assertTrue(list.contains("-neg"));
    // just go1
    assertEquals(1, kSession.getEntryPoint("DEFAULT").getObjects().size());
    assertEquals(1, getNegativeObjects(kSession).size());
    FactHandle fhGo2 = kSession.insert("go2");
    kSession.fireAllRules();
    assertTrue(list.contains("-neg"));
    assertTrue(list.contains("+pos"));
    // go1, go2, pos
    assertEquals(3, kSession.getEntryPoint("DEFAULT").getObjects().size());
    assertEquals(1, getNegativeObjects(kSession).size());
    kSession.retract(fhGo1);
    kSession.fireAllRules();
    assertFalse(list.contains("-neg"));
    assertTrue(list.contains("+pos"));
    // go2, pos
    assertEquals(2, kSession.getEntryPoint("DEFAULT").getObjects().size());
    assertEquals(0, getNegativeObjects(kSession).size());
    kSession.retract(fhGo2);
    kSession.fireAllRules();
    assertFalse(list.contains("-neg"));
    assertFalse(list.contains("+pos"));
    assertEquals(0, kSession.getEntryPoint("DEFAULT").getObjects().size());
    assertEquals(0, getNegativeObjects(kSession).size());
}

Example 42 with Match

use of org.kie.api.runtime.rule.Match in project drools by kiegroup.

the class JTMSTest method testConflictToggleWithoutGoingEmpty.

@Test(timeout = 10000)
public void testConflictToggleWithoutGoingEmpty() {
    String s = "package org.drools.core.beliefsystem.jtms;\n" + "\n" + "import java.util.List \n" + "import org.drools.core.common.AgendaItem;" + "global java.util.List list;\n" + "\n" + "rule \"go1\"\n" + "when\n" + "    String( this == 'go1' )\n" + "then\n" + "    insertLogical( 'xxx' );\n" + "end\n" + "rule \"go2\"\n" + "when\n" + "    String( this == 'go2' )\n" + "then\n" + "    insertLogical( 'xxx');\n" + "end\n" + "rule \"go3\"\n" + "when\n" + "    String( this == 'go3' )\n" + "then\n" + "    insertLogical( 'xxx');\n" + "end\n" + "\n" + "rule \"go4\"\n" + "when\n" + "    String( this == 'go4' )\n" + "then\n" + "    insertLogical( 'xxx', 'neg' );\n" + "end\n" + "\n" + "rule \"Positive\"\n" + "when\n" + "    $n : String( this == 'xxx' ) \n" + "then\n" + "    final String s = '+' + $n;" + "    final List l = list;" + "    l.add( s );\n" + "end\n" + "rule \"Negative\"\n" + "when\n" + "    $n : String( _.neg, this == 'xxx' )\n" + "then\n" + "    final String s = '-' + $n; \n" + "    final List l = list; \n" + "    l.add( s ); \n" + "end\n" + "";
    KieSession kSession = getSessionFromString(s);
    List list = new ArrayList();
    kSession.setGlobal("list", list);
    ((RuleEventManager) kSession).addEventListener(new RuleEventListener() {

        @Override
        public void onDeleteMatch(Match match) {
            String rule = match.getRule().getName();
            if (rule.equals("Positive")) {
                list.remove("+" + match.getDeclarationValue("$n"));
            } else if (rule.equals("Negative")) {
                list.remove("-" + match.getDeclarationValue("$n"));
            }
        }
    });
    FactHandle fhGo1 = kSession.insert("go1");
    FactHandle fhGo2 = kSession.insert("go2");
    FactHandle fhGo3 = kSession.insert("go3");
    kSession.fireAllRules();
    System.out.println(list);
    assertTrue(list.contains("+xxx"));
    FactHandle fhGo4 = kSession.insert("go4");
    kSession.fireAllRules();
    assertTrue(list.isEmpty());
    kSession.delete(fhGo4);
    kSession.fireAllRules();
    assertTrue(list.contains("+xxx"));
}

Example 43 with Match

use of org.kie.api.runtime.rule.Match in project drools by kiegroup.

the class JTMSTest method testRetractHandleWhenOnlyNeg.

@Test(timeout = 10000)
@Ignore("Currently cannot support updates")
public void testRetractHandleWhenOnlyNeg() {
    String s = "package org.drools.core.beliefsystem.jtms;\n" + "\n" + "import java.util.List \n" + "import org.drools.core.common.AgendaItem;" + "global java.util.List list;\n" + "\n" + "rule \"go1_1\"\n" + "when\n" + "    String( this == 'go1' )\n" + "then\n" + "    insertLogical( new String( 'neg' ), 'neg' );\n" + "end\n" + "rule \"go1_2\"\n" + "when\n" + "    String( this == 'go1' )\n" + "then\n" + "    insertLogical( new String( 'neg' ), 'neg' );\n" + "end\n" + "rule \"go1_3\"\n" + "when\n" + "    String( this == 'go1' )\n" + "then\n" + "    insertLogical( new String( 'neg' ), 'neg' );\n" + "end\n" + "\n" + "rule \"Negative\"\n" + "when\n" + "    $n : String(  _.neg, this != 'go1' || == 'go2' ) \n" + "then\n" + "    final String s = '-' + $n; \n" + "    final List l = list; \n" + "    l.add( s ); \n" + "end\n";
    KieSession kSession = getSessionFromString(s);
    List list = new ArrayList();
    kSession.setGlobal("list", list);
    ((RuleEventManager) kSession).addEventListener(new RuleEventListener() {

        @Override
        public void onDeleteMatch(Match match) {
            String rule = match.getRule().getName();
            if (rule.equals("Negative")) {
                list.remove("-" + match.getDeclarationValue("$n"));
            }
        }
    });
    FactHandle fhGo1 = kSession.insert("go1");
    kSession.fireAllRules();
    assertTrue(list.contains("-neg"));
    // just go1
    assertEquals(1, kSession.getEntryPoint("DEFAULT").getObjects().size());
    assertEquals(1, getNegativeObjects(kSession).size());
    NamedEntryPoint ep = (NamedEntryPoint) ((StatefulKnowledgeSessionImpl) kSession).getEntryPoint("DEFAULT");
    ObjectHashMap equalityMap = ep.getTruthMaintenanceSystem().getEqualityKeyMap();
    // go1, neg are two different strings.
    assertEquals(2, equalityMap.size());
    org.drools.core.util.Iterator it = equalityMap.iterator();
    EqualityKey key = (EqualityKey) ((ObjectEntry) it.next()).getValue();
    while (!key.getFactHandle().getObject().equals("neg")) {
        key = (EqualityKey) ((ObjectEntry) it.next()).getValue();
    }
    assertEquals(3, key.getBeliefSet().size());
    ep.getTruthMaintenanceSystem().delete(key.getLogicalFactHandle());
    assertEquals(0, key.getBeliefSet().size());
    // just go1
    assertEquals(1, kSession.getEntryPoint("DEFAULT").getObjects().size());
    assertEquals(0, getNegativeObjects(kSession).size());
    assertEquals(0, key.getBeliefSet().size());
    assertEquals(1, ep.getTruthMaintenanceSystem().getEqualityKeyMap().size());
}

Example 44 with Match

use of org.kie.api.runtime.rule.Match in project drools by kiegroup.

the class DefaultAgenda method isRuleInstanceAgendaItem.

public boolean isRuleInstanceAgendaItem(String ruleflowGroupName, String ruleName, long processInstanceId) {
    propagationList.flush();
    RuleFlowGroup systemRuleFlowGroup = this.getRuleFlowGroup(ruleflowGroupName);
    Match[] matches = ((InternalAgendaGroup) systemRuleFlowGroup).getActivations();
    for (Match match : matches) {
        Activation act = (Activation) match;
        if (act.isRuleAgendaItem()) {
            // The lazy RuleAgendaItem must be fully evaluated, to see if there is a rule match
            RuleExecutor ruleExecutor = ((RuleAgendaItem) act).getRuleExecutor();
            ruleExecutor.evaluateNetwork(this);
            TupleList list = ruleExecutor.getLeftTupleList();
            for (RuleTerminalNodeLeftTuple lt = (RuleTerminalNodeLeftTuple) list.getFirst(); lt != null; lt = (RuleTerminalNodeLeftTuple) lt.getNext()) {
                if (ruleName.equals(lt.getRule().getName())) {
                    if (checkProcessInstance(lt, processInstanceId)) {
                        return true;
                    }
                }
            }
        } else {
            if (ruleName.equals(act.getRule().getName())) {
                if (checkProcessInstance(act, processInstanceId)) {
                    return true;
                }
            }
        }
    }
    return false;
}

Example 45 with Match

use of org.kie.api.runtime.rule.Match in project drools by kiegroup.

the class AddRuleTest method testPopulatedSingleRuleNoSharingWithSubnetworkAtStart.

@Test
public void testPopulatedSingleRuleNoSharingWithSubnetworkAtStart() throws Exception {
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    InternalWorkingMemory wm = ((InternalWorkingMemory) kbase.newKieSession());
    wm.insert(new A(1));
    wm.insert(new A(2));
    wm.insert(new D(1));
    wm.insert(new E(1));
    wm.insert(new C(2));
    wm.fireAllRules();
    kbase.addPackages(buildKnowledgePackage("r1", "   A() not( B() and C() ) D() E()\n"));
    List list = new ArrayList();
    wm.setGlobal("list", list);
    ObjectTypeNode aotn = getObjectTypeNode(kbase, A.class);
    LeftInputAdapterNode liaNode = (LeftInputAdapterNode) aotn.getObjectSinkPropagator().getSinks()[0];
    LiaNodeMemory lm = (LiaNodeMemory) wm.getNodeMemory(liaNode);
    SegmentMemory sm = lm.getSegmentMemory();
    assertNull(sm.getStagedLeftTuples().getInsertFirst());
    SegmentMemory subSm = sm.getFirst();
    SegmentMemory mainSm = subSm.getNext();
    assertNotNull(subSm.getStagedLeftTuples().getInsertFirst());
    assertNotNull(subSm.getStagedLeftTuples().getInsertFirst().getStagedNext());
    assertNull(subSm.getStagedLeftTuples().getInsertFirst().getStagedNext().getStagedNext());
    assertNotNull(mainSm.getStagedLeftTuples().getInsertFirst());
    assertNotNull(mainSm.getStagedLeftTuples().getInsertFirst().getStagedNext());
    assertNull(mainSm.getStagedLeftTuples().getInsertFirst().getStagedNext().getStagedNext());
    wm.fireAllRules();
    assertNull(subSm.getStagedLeftTuples().getInsertFirst());
    assertNull(mainSm.getStagedLeftTuples().getInsertFirst());
    assertEquals(2, list.size());
    assertEquals("r1", ((Match) list.get(0)).getRule().getName());
}