public static void unlinkAndDeleteChildLeftTuple(
LeftTuple childLeftTuple,
TupleSets<LeftTuple> trgLeftTuples,
TupleSets<LeftTuple> stagedLeftTuples) {
childLeftTuple.unlinkFromRightParent();
childLeftTuple.unlinkFromLeftParent();
deleteChildLeftTuple(childLeftTuple, trgLeftTuples, stagedLeftTuples);
}
public static LeftTuple deleteRightChild(
LeftTuple childLeftTuple, LeftTupleSets trgLeftTuples, LeftTupleSets stagedLeftTuples) {
switch (childLeftTuple.getStagedType()) {
// handle clash with already staged entries
case LeftTuple.INSERT:
stagedLeftTuples.removeInsert(childLeftTuple);
break;
case LeftTuple.UPDATE:
stagedLeftTuples.removeUpdate(childLeftTuple);
break;
}
LeftTuple next = childLeftTuple.getRightParentNext();
trgLeftTuples.addDelete(childLeftTuple);
childLeftTuple.unlinkFromRightParent();
childLeftTuple.unlinkFromLeftParent();
return next;
}
public void removeMemory(InternalWorkingMemory workingMemory) {
BetaNode betaNode = (BetaNode) this.sink.getSinks()[0];
Memory betaMemory = workingMemory.getNodeMemory(betaNode);
BetaMemory bm;
if (betaNode.getType() == NodeTypeEnums.AccumulateNode) {
bm = ((AccumulateMemory) betaMemory).getBetaMemory();
} else {
bm = (BetaMemory) betaMemory;
}
if (bm.getRightTupleMemory().size() > 0) {
final Iterator it = bm.getRightTupleMemory().iterator();
for (RightTuple entry = (RightTuple) it.next();
entry != null;
entry = (RightTuple) it.next()) {
LeftTuple leftTuple = (LeftTuple) entry.getFactHandle().getObject();
leftTuple.unlinkFromLeftParent();
leftTuple.unlinkFromRightParent();
}
}
workingMemory.clearNodeMemory(this);
}
