/* (non-Javadoc)
* @see org.kie.reteoo.builder.ReteooComponentBuilder#build(org.kie.reteoo.builder.BuildContext, org.kie.reteoo.builder.BuildUtils, org.kie.rule.RuleConditionElement)
*/
public void build(
final BuildContext context, final BuildUtils utils, final RuleConditionElement rce) {
final From from = (From) rce;
context.pushRuleComponent(from);
@SuppressWarnings("unchecked")
BetaConstraints betaConstraints =
utils.createBetaNodeConstraint(
context, (List<BetaNodeFieldConstraint>) context.getBetaconstraints(), true);
context.setTupleSource(
(LeftTupleSource)
utils.attachNode(
context,
context
.getComponentFactory()
.getNodeFactoryService()
.buildFromNode(
context.getNextId(),
from.getDataProvider(),
context.getTupleSource(),
context
.getAlphaConstraints()
.toArray(
new AlphaNodeFieldConstraint[context.getAlphaConstraints().size()]),
betaConstraints,
context.isTupleMemoryEnabled(),
context,
from)));
context.setAlphaConstraints(null);
context.setBetaconstraints(null);
context.popRuleComponent();
}
static RuleTerminalNode buildTerminalNodeForNamedConsequence(
BuildContext context, NamedConsequence namedConsequence) {
RuleImpl rule = context.getRule();
GroupElement subrule = (GroupElement) context.peek();
ActivationListenerFactory factory =
context
.getKnowledgeBase()
.getConfiguration()
.getActivationListenerFactory(rule.getActivationListener());
context.setConsequenceName(namedConsequence.getConsequenceName());
TerminalNode terminal =
factory.createActivationListener(
context.getNextId(),
context.getTupleSource(),
rule,
subrule,
0, // subruleIndex,
context);
context.setConsequenceName(null);
return (RuleTerminalNode) terminal;
}
public void build(BuildContext context, BuildUtils utils, RuleConditionElement rce) {
NamedConsequence namedConsequence = (NamedConsequence) rce;
Timer timer = context.getRule().getTimer();
if (timer != null) {
ReteooComponentBuilder builder = utils.getBuilderFor(Timer.class);
builder.build(context, utils, context.getRule().getTimer());
}
RuleTerminalNode terminalNode = buildTerminalNodeForNamedConsequence(context, namedConsequence);
terminalNode.attach(context);
terminalNode.networkUpdated(new UpdateContext());
// adds the terminal node to the list of nodes created/added by this sub-rule
context.getNodes().add(terminalNode);
if (timer != null) {
context.setTupleSource(context.getTupleSource().getLeftTupleSource());
}
context.setTerminated(namedConsequence.isTerminal());
}
