Examples with BeliefSet org.drools.core.beliefsystem.BeliefSet used on opensource projects

Example 6 with BeliefSet

use of org.drools.core.beliefsystem.BeliefSet in project drools by kiegroup.

the class ProtobufOutputMarshaller method writeActivation.

public static <M extends ModedAssertion<M>> ProtobufMessages.Activation writeActivation(MarshallerWriteContext context, AgendaItem<M> agendaItem) {
    ProtobufMessages.Activation.Builder _activation = ProtobufMessages.Activation.newBuilder();
    RuleImpl rule = agendaItem.getRule();
    _activation.setPackageName(rule.getPackage());
    _activation.setRuleName(rule.getName());
    _activation.setTuple(writeTuple(agendaItem.getTuple()));
    _activation.setSalience(agendaItem.getSalience());
    _activation.setIsActivated(agendaItem.isQueued());
    _activation.setEvaluated(agendaItem.isRuleAgendaItem());
    if (agendaItem.getActivationGroupNode() != null) {
        _activation.setActivationGroup(agendaItem.getActivationGroupNode().getActivationGroup().getName());
    }
    if (agendaItem.getActivationFactHandle() != null) {
        _activation.setHandleId(agendaItem.getActivationFactHandle().getId());
    }
    org.drools.core.util.LinkedList<LogicalDependency<M>> list = agendaItem.getLogicalDependencies();
    if (list != null && !list.isEmpty()) {
        for (LogicalDependency<?> node = list.getFirst(); node != null; node = node.getNext()) {
            _activation.addLogicalDependency(((BeliefSet) node.getJustified()).getFactHandle().getId());
        }
    }
    return _activation.build();
}

Example 7 with BeliefSet

use of org.drools.core.beliefsystem.BeliefSet in project drools by kiegroup.

the class DefaultKnowledgeHelper method bolster.

public InternalFactHandle bolster(final Object object, final Object value) {
    if (object == null || !activation.isMatched()) {
        return null;
    }
    InternalFactHandle handle = getFactHandleFromWM(object);
    NamedEntryPoint ep = (NamedEntryPoint) workingMemory.getEntryPoint(EntryPointId.DEFAULT.getEntryPointId());
    ObjectTypeConf otc = ep.getObjectTypeConfigurationRegistry().getObjectTypeConf(ep.getEntryPoint(), object);
    BeliefSystem beliefSystem;
    if (value == null) {
        beliefSystem = workingMemory.getTruthMaintenanceSystem().getBeliefSystem();
    } else {
        if (value instanceof Mode) {
            Mode m = (Mode) value;
            beliefSystem = (BeliefSystem) m.getBeliefSystem();
        } else {
            beliefSystem = workingMemory.getTruthMaintenanceSystem().getBeliefSystem();
        }
    }
    BeliefSet beliefSet = null;
    if (handle == null) {
        handle = workingMemory.getKnowledgeBase().getConfiguration().getComponentFactory().getFactHandleFactoryService().newFactHandle(object, otc, workingMemory, ep);
    }
    if (handle.getEqualityKey() == null) {
        handle.setEqualityKey(new EqualityKey(handle, EqualityKey.STATED));
    } else {
        beliefSet = handle.getEqualityKey().getBeliefSet();
    }
    if (beliefSet == null) {
        beliefSet = beliefSystem.newBeliefSet(handle);
        handle.getEqualityKey().setBeliefSet(beliefSet);
    }
    return beliefSystem.insert(beliefSystem.asMode(value), activation.getRule(), activation, object, beliefSet, activation.getPropagationContext(), otc).getFactHandle();
}

Example 8 with BeliefSet

use of org.drools.core.beliefsystem.BeliefSet in project drools by kiegroup.

the class BeliefSystemLogicalCallback method execute.

public void execute(InternalWorkingMemory workingMemory) {
    NamedEntryPoint nep = (NamedEntryPoint) handle.getEntryPoint();
    BeliefSet bs = handle.getEqualityKey().getBeliefSet();
    bs.setWorkingMemoryAction(null);
    if (update) {
        if (!bs.isEmpty()) {
            // We need the isEmpty check, in case the BeliefSet was made empty (due to retract) after this was scheduled
            ((NamedEntryPoint) handle.getEntryPoint()).update(handle, handle.getObject(), allSetButTraitBitMask(), Object.class, null);
        }
    } else {
        if (fullyRetract) {
            ((NamedEntryPoint) handle.getEntryPoint()).delete(this.handle, context.getRuleOrigin(), this.activation.getTuple().getTupleSink());
        } else {
            final ObjectTypeConf typeConf = nep.getObjectTypeConfigurationRegistry().getObjectTypeConf(nep.getEntryPoint(), handle.getObject());
            ((NamedEntryPoint) handle.getEntryPoint()).getEntryPointNode().retractObject(handle, context, typeConf, workingMemory);
        }
    }
}