Examples with NamedEntryPoint org.drools.core.common.NamedEntryPoint used on opensource projects

Example 1 with NamedEntryPoint

use of org.drools.core.common.NamedEntryPoint in project drools by kiegroup.

the class InputMarshaller method readFactHandle.

public static InternalFactHandle readFactHandle(MarshallerReaderContext context) throws IOException, ClassNotFoundException {
    int type = context.stream.readInt();
    int id = context.stream.readInt();
    long recency = context.stream.readLong();
    long startTimeStamp = 0;
    long duration = 0;
    boolean expired = false;
    long activationsCount = 0;
    if (type == 2) {
        startTimeStamp = context.stream.readLong();
        duration = context.stream.readLong();
        expired = context.stream.readBoolean();
        activationsCount = context.stream.readLong();
    }
    int strategyIndex = context.stream.readInt();
    Object object = null;
    ObjectMarshallingStrategy strategy = null;
    // This is the old way of de/serializing strategy objects
    if (strategyIndex >= 0) {
        strategy = context.resolverStrategyFactory.getStrategy(strategyIndex);
    } else // This is the new way
    if (strategyIndex == -2) {
        String strategyClassName = context.stream.readUTF();
        if (!StringUtils.isEmpty(strategyClassName)) {
            strategy = context.resolverStrategyFactory.getStrategyObject(strategyClassName);
            if (strategy == null) {
                throw new IllegalStateException("No strategy of type " + strategyClassName + " available.");
            }
        }
    }
    // If either way retrieves a strategy, use it
    if (strategy != null) {
        object = strategy.read(context.stream);
    }
    EntryPoint entryPoint = null;
    if (context.readBoolean()) {
        String entryPointId = context.readUTF();
        if (entryPointId != null && !entryPointId.equals("")) {
            entryPoint = ((RuleRuntime) context.wm).getEntryPoint(entryPointId);
        }
    }
    EntryPointId confEP;
    if (entryPoint != null) {
        confEP = ((NamedEntryPoint) entryPoint).getEntryPoint();
    } else {
        confEP = context.wm.getEntryPoint();
    }
    ObjectTypeConf typeConf = context.wm.getObjectTypeConfigurationRegistry().getObjectTypeConf(confEP, object);
    InternalFactHandle handle = null;
    switch(type) {
        case 0:
            {
                handle = new DefaultFactHandle(id, object, recency, (WorkingMemoryEntryPoint) entryPoint, typeConf != null && typeConf.isTrait());
                break;
            }
        case 1:
            {
                handle = new QueryElementFactHandle(object, id, recency);
                break;
            }
        case 2:
            {
                handle = new EventFactHandle(id, object, recency, startTimeStamp, duration, (WorkingMemoryEntryPoint) entryPoint, typeConf != null && typeConf.isTrait());
                ((EventFactHandle) handle).setExpired(expired);
                ((EventFactHandle) handle).setActivationsCount(activationsCount);
                break;
            }
        default:
            {
                throw new IllegalStateException("Unable to marshal FactHandle, as type does not exist:" + type);
            }
    }
    return handle;
}

Example 2 with NamedEntryPoint

use of org.drools.core.common.NamedEntryPoint in project drools by kiegroup.

the class ProtobufInputMarshaller method readTruthMaintenanceSystem.

public static void readTruthMaintenanceSystem(MarshallerReaderContext context, EntryPoint wmep, ProtobufMessages.EntryPoint _ep, List<PropagationContext> pctxs) throws IOException, ClassNotFoundException {
    TruthMaintenanceSystem tms = ((NamedEntryPoint) wmep).getTruthMaintenanceSystem();
    // if 0, then the OTC was not serialized (older versions of drools)
    boolean wasOTCSerialized = _ep.getOtcCount() > 0;
    Set<String> tmsEnabled = new HashSet<String>();
    for (ObjectTypeConfiguration _otc : _ep.getOtcList()) {
        if (_otc.getTmsEnabled()) {
            tmsEnabled.add(_otc.getType());
        }
    }
    ProtobufMessages.TruthMaintenanceSystem _tms = _ep.getTms();
    for (ProtobufMessages.EqualityKey _key : _tms.getKeyList()) {
        InternalFactHandle handle = (InternalFactHandle) context.handles.get(_key.getHandleId());
        // ObjectTypeConf state is not marshalled, so it needs to be re-determined
        ObjectTypeConf typeConf = context.wm.getObjectTypeConfigurationRegistry().getObjectTypeConf(((NamedEntryPoint) handle.getEntryPoint()).getEntryPoint(), handle.getObject());
        if (!typeConf.isTMSEnabled() && (!wasOTCSerialized || tmsEnabled.contains(typeConf.getTypeName()))) {
            typeConf.enableTMS();
        }
        EqualityKey key = new EqualityKey(handle, _key.getStatus());
        handle.setEqualityKey(key);
        if (key.getStatus() == EqualityKey.JUSTIFIED) {
            // not yet added to the object stores
            ((NamedEntryPoint) handle.getEntryPoint()).getObjectStore().addHandle(handle, handle.getObject());
            // add handle to object type node
            assertHandleIntoOTN(context, context.wm, handle, pctxs);
        }
        for (Integer factHandleId : _key.getOtherHandleList()) {
            handle = (InternalFactHandle) context.handles.get(factHandleId.intValue());
            key.addFactHandle(handle);
            handle.setEqualityKey(key);
        }
        tms.put(key);
        context.filter.fireRNEAs(context.wm);
        readBeliefSet(context, tms, key, _key);
    }
}

Example 3 with NamedEntryPoint

use of org.drools.core.common.NamedEntryPoint in project drools by kiegroup.

the class TruthMaintenanceTest method testLogicalInsertionsUpdateEqual.

@Test(timeout = 10000)
@Ignore("Currently cannot support updates")
public // @Ignore("in Java 8, the byte[] generated by serialization are not the same and requires investigation")
void testLogicalInsertionsUpdateEqual() throws Exception {
    // calling update on a justified FH, states it
    KieBase kbase = loadKnowledgeBase("test_LogicalInsertionsUpdateEqual.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, true);
    assertEquals(2, ksession.getObjects().size());
    Collection l = ksession.getObjects(new ClassObjectFilter(CheeseEqual.class));
    assertEquals(1, l.size());
    assertEquals(3, ((CheeseEqual) l.iterator().next()).getPrice());
    h = getFactHandle(h, ksession);
    ksession.retract(h);
    ksession = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, true);
    Collection list = ksession.getObjects();
    // CheeseEqual was updated, making it stated, so it wouldn't have been logically deleted
    assertEquals(1, list.size());
    assertEquals(new CheeseEqual("person", 3), list.iterator().next());
    FactHandle fh = ksession.getFactHandle(list.iterator().next());
    ksession.retract(fh);
    list = ksession.getObjects();
    assertEquals(0, list.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 4 with NamedEntryPoint

use of org.drools.core.common.NamedEntryPoint in project drools by kiegroup.

the class TruthMaintenanceTest method testLogicalInsertions2.

@Test(timeout = 10000)
public void testLogicalInsertions2() throws Exception {
    KieBase kbase = loadKnowledgeBase("test_LogicalInsertions2.drl");
    KieSession ksession = kbase.newKieSession();
    final List events = new ArrayList();
    ksession.setGlobal("events", events);
    final Sensor sensor = new Sensor(80, 80);
    FactHandle handle = ksession.insert(sensor);
    // everything should be normal
    ksession = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, false);
    ksession.fireAllRules();
    Collection list = ksession.getObjects();
    assertEquals("Only sensor is there", 1, list.size());
    assertEquals("Only one event", 1, events.size());
    // problems should be detected
    sensor.setPressure(200);
    sensor.setTemperature(200);
    handle = getFactHandle(handle, ksession);
    ksession.update(handle, sensor);
    ksession = SerializationHelper.getSerialisedStatefulKnowledgeSession(ksession, true);
    ksession.fireAllRules();
    list = ksession.getObjects();
    assertEquals("Only sensor is there", 1, list.size());
    TruthMaintenanceSystem tms = ((NamedEntryPoint) ksession.getEntryPoint(EntryPointId.DEFAULT.getEntryPointId())).getTruthMaintenanceSystem();
    assertTrue(tms.getEqualityKeyMap().isEmpty());
}

Example 5 with NamedEntryPoint

use of org.drools.core.common.NamedEntryPoint in project drools by kiegroup.

the class TraitHelper method update.

public void update(final FactHandle handle, BitMask mask, Class<?> modifiedClass, Activation activation) {
    InternalFactHandle h = (InternalFactHandle) handle;
    ((NamedEntryPoint) h.getEntryPoint()).update(h, ((InternalFactHandle) handle).getObject(), mask, modifiedClass, activation);
    if (h.isTraitOrTraitable()) {
        workingMemory.updateTraits(h, mask, modifiedClass, activation);
    }
}