.newRuleBase();
BuildContext buildContext = new BuildContext(ruleBase, ruleBase
.getReteooBuilder().getIdGenerator());
this.node = new JoinNode(15, this.tupleSource, this.objectSource,
new DefaultBetaConstraints(
new BetaNodeFieldConstraint[] { this.constraint },
configuration), Behavior.EMPTY_BEHAVIOR_LIST,
buildContext);
this.node.addTupleSink(this.sink);