Examples with ObjectHashMap org.drools.core.util.ObjectHashMap used on opensource projects

Example 11 with ObjectHashMap

use of org.drools.core.util.ObjectHashMap in project drools by kiegroup.

the class ObjectTypeNodeParser method traverseHashedAlphaNodes.

private void traverseHashedAlphaNodes(ObjectHashMap hashedAlphaNodes, NetworkHandler handler) {
    if (hashedAlphaNodes != null && hashedAlphaNodes.size() > 0) {
        AlphaNode firstAlpha = getFirstAlphaNode(hashedAlphaNodes);
        ClassFieldReader hashedFieldReader = getClassFieldReaderForHashedAlpha(firstAlpha);
        // start the hashed alphas
        handler.startHashedAlphaNodes(hashedFieldReader);
        Iterator iter = hashedAlphaNodes.iterator();
        for (ObjectHashMap.ObjectEntry entry = (ObjectHashMap.ObjectEntry) iter.next(); entry != null; entry = (ObjectHashMap.ObjectEntry) iter.next()) {
            CompositeObjectSinkAdapter.HashKey hashKey = (CompositeObjectSinkAdapter.HashKey) entry.getKey();
            AlphaNode alphaNode = (AlphaNode) entry.getValue();
            handler.startHashedAlphaNode(alphaNode, hashKey.getObjectValue());
            // traverse the propagator for each alpha
            traversePropagator(alphaNode.getObjectSinkPropagator(), handler);
            handler.endHashedAlphaNode(alphaNode, hashKey.getObjectValue());
        }
        // end of the hashed alphas
        handler.endHashedAlphaNodes(hashedFieldReader);
    }
}

Example 12 with ObjectHashMap

use of org.drools.core.util.ObjectHashMap in project drools by kiegroup.

the class TruthMaintenanceTest method testLogicalInsertionsWithModify.

@Test(timeout = 10000)
public // @Ignore("in Java 8, the byte[] generated by serialization are not the same and requires investigation")
void testLogicalInsertionsWithModify() throws Exception {
    KieBase kbase = loadKnowledgeBase("test_LogicalInsertionsWithUpdate.drl");
    KieSession ksession = kbase.newKieSession();
    final Person p = new Person("person");
    p.setAge(2);
    FactHandle h = ksession.insert(p);
    assertEquals(1, ksession.getObjects().size());
    ksession.fireAllRules();
    ksession = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, false);
    assertEquals(2, ksession.getObjects().size());
    Collection l = ksession.getObjects(new ClassObjectFilter(CheeseEqual.class));
    assertEquals(1, l.size());
    assertEquals(2, ((CheeseEqual) l.iterator().next()).getPrice());
    h = getFactHandle(h, ksession);
    ksession.retract(h);
    ksession = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, false);
    assertEquals(0, ksession.getObjects().size());
    TruthMaintenanceSystem tms = ((NamedEntryPoint) ksession.getEntryPoint(EntryPointId.DEFAULT.getEntryPointId())).getTruthMaintenanceSystem();
    final java.lang.reflect.Field field = tms.getClass().getDeclaredField("equalityKeyMap");
    field.setAccessible(true);
    final ObjectHashMap m = (ObjectHashMap) field.get(tms);
    field.setAccessible(false);
    assertEquals("assertMap should be empty", 0, m.size());
}

Example 13 with ObjectHashMap

use of org.drools.core.util.ObjectHashMap in project drools by kiegroup.

the class JTMSTest method testChangeInPositivePrime.

@Test(timeout = 10000)
@Ignore("Currently cannot support updates")
public void testChangeInPositivePrime() {
    String s = "package org.drools.core.beliefsystem.jtms;\n" + "\n" + "import org.kie.internal.event.rule.ActivationUnMatchListener;\n" + "import java.util.List \n" + "import org.drools.core.common.AgendaItem;" + "import org.drools.compiler.Person;" + "global java.util.List list;\n" + "\n" + "rule \"go1\"\n" + "when\n" + "    String( this == 'go1' )\n" + "then\n" + "    Person p = new Person( 'darth' ); \n" + "    p.setNotInEqualTestObject(1); \n" + "    insertLogical( p );\n" + "end\n" + "rule \"go2\"\n" + "when\n" + "    String( this == 'go2' )\n" + "then\n" + "    Person p = new Person( 'darth' ); \n" + "    p.setNotInEqualTestObject(2); \n" + "    insertLogical( p );\n" + "end\n" + "rule \"go3\"\n" + "when\n" + "    String( this == 'go3' )\n" + "then\n" + "    Person p = new Person( 'darth' ); \n" + "    p.setNotInEqualTestObject(3); \n" + "    insertLogical( p );\n" + "end\n" + "\n";
    KieSession kSession = getSessionFromString(s);
    List list = new ArrayList();
    kSession.setGlobal("list", list);
    // We want to make sure go1 is prime, and then that it switches to go2
    FactHandle fhGo1 = kSession.insert("go1");
    kSession.fireAllRules();
    FactHandle fhGo2 = kSession.insert("go2");
    kSession.fireAllRules();
    FactHandle fhGo3 = kSession.insert("go3");
    kSession.fireAllRules();
    NamedEntryPoint ep = (NamedEntryPoint) ((StatefulKnowledgeSessionImpl) kSession).getEntryPoint("DEFAULT");
    // just go1, go2, go3, Person(darth)
    assertEquals(4, ep.getObjects().size());
    int count = 0;
    for (Object object : ep.getObjects()) {
        if (object instanceof Person) {
            assertEquals(new Integer(1), ((Person) object).getNotInEqualTestObject());
            count++;
        }
    }
    assertEquals(1, count);
    ObjectHashMap equalityMap = ep.getTruthMaintenanceSystem().getEqualityKeyMap();
    // Only Person type is logical
    assertEquals(1, equalityMap.size());
    org.drools.core.util.Iterator it = equalityMap.iterator();
    EqualityKey key = (EqualityKey) ((ObjectEntry) it.next()).getValue();
    while (!key.getFactHandle().getObject().equals(new Person("darth"))) {
        key = (EqualityKey) ((ObjectEntry) it.next()).getValue();
    }
    assertEquals(3, key.getBeliefSet().size());
    assertEquals(new Integer(1), ((Person) key.getBeliefSet().getFactHandle().getObject()).getNotInEqualTestObject());
    kSession.retract(fhGo1);
    kSession.fireAllRules();
    it = equalityMap.iterator();
    key = (EqualityKey) ((ObjectEntry) it.next()).getValue();
    while (!key.getFactHandle().getObject().equals(new Person("darth"))) {
        key = (EqualityKey) ((ObjectEntry) it.next()).getValue();
    }
    assertEquals(2, key.getBeliefSet().size());
    assertEquals(new Integer(3), ((Person) key.getBeliefSet().getFactHandle().getObject()).getNotInEqualTestObject());
    kSession.retract(fhGo3);
    kSession.fireAllRules();
    it = equalityMap.iterator();
    key = (EqualityKey) ((ObjectEntry) it.next()).getValue();
    while (!key.getFactHandle().getObject().equals(new Person("darth"))) {
        key = (EqualityKey) ((ObjectEntry) it.next()).getValue();
    }
    assertEquals(1, key.getBeliefSet().size());
    assertEquals(new Integer(2), ((Person) key.getBeliefSet().getFactHandle().getObject()).getNotInEqualTestObject());
}

Example 14 with ObjectHashMap

use of org.drools.core.util.ObjectHashMap 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 15 with ObjectHashMap

use of org.drools.core.util.ObjectHashMap in project drools by kiegroup.

the class DefeasibilityTest method testDefeatOutcomePosNeg.

@Test(timeout = 10000)
public void testDefeatOutcomePosNeg() {
    KieSession kSession = getSession("org/drools/compiler/beliefsystem/defeasible/negDefeatPos.drl");
    ArrayList list = new ArrayList();
    kSession.setGlobal("list", list);
    kSession.fireAllRules();
    TruthMaintenanceSystem tms = ((NamedEntryPoint) kSession.getEntryPoint("DEFAULT")).getTruthMaintenanceSystem();
    FactType Xtype = kSession.getKieBase().getFactType("org.drools.defeasible", "X");
    ObjectHashMap keys = tms.getEqualityKeyMap();
    Iterator iter = keys.iterator();
    ObjectHashMap.ObjectEntry entry;
    while ((entry = (ObjectHashMap.ObjectEntry) iter.next()) != null) {
        EqualityKey key = (EqualityKey) entry.getValue();
        Class factClass = key.getFactHandle().getObject().getClass();
        if (factClass == Xtype.getFactClass()) {
            checkStatus(key, 1, DefeasibilityStatus.DEFEASIBLY);
        } else {
            fail("Unrecognized object has been logically justified : " + factClass);
        }
    }
    assertEquals(2, kSession.getObjects().size());
    assertEquals(1, getNegativeObjects(kSession).size());
    assertEquals(1, list.size());
    assertTrue(list.contains("-1"));
}