}
}
}
public void evalStackEntry(StackEntry entry, LinkedList<StackEntry> stack, LinkedList<StackEntry> outerStack, RuleExecutor executor, InternalWorkingMemory wm) {
NetworkNode node = entry.getNode();
Memory nodeMem = entry.getNodeMem();
LeftTupleSets trgTuples = entry.getTrgTuples();
if (node.getType() == NodeTypeEnums.QueryElementNode) {
// copy across the results, if any from the query node memory
QueryElementNodeMemory qmem = (QueryElementNodeMemory) nodeMem;
qmem.setNodeCleanWithoutNotify();
trgTuples.addAll(qmem.getResultLeftTuples());
}
LeftTupleSinkNode sink = entry.getSink();
PathMemory pmem = entry.getRmem();
SegmentMemory[] smems = entry.getSmems();
int smemIndex = entry.getSmemIndex();
Set<String> visitedRules = entry.getVisitedRules();
boolean processRian;
if (NodeTypeEnums.isBetaNode(node)) {
// queued beta nodes do not want their ria node evaluated, otherwise there is recursion
processRian = false;
} else {
processRian = true;
}
long bit = entry.getBit();
if (entry.isResumeFromNextNode()) {
SegmentMemory smem = smems[smemIndex];
if (node != smem.getTipNode()) {
// get next node and node memory in the segment
LeftTupleSink nextSink = sink.getNextLeftTupleSinkNode();
if (nextSink == null) {
node = sink;
} else {
// there is a nested subnetwork, take out path
node = nextSink;
}
nodeMem = nodeMem.getNext();
bit = bit << 1; // update bit to new node
} else {
// Reached end of segment, start on new segment.
SegmentPropagator.propagate(smem,
trgTuples,
wm);
smem = smems[++smemIndex];
trgTuples = smem.getStagedLeftTuples().takeAll();
node = smem.getRootNode();
nodeMem = smem.getNodeMemories().getFirst();
bit = 1; // update bit to start of new segment
}
}
if (log.isTraceEnabled()) {
int offset = getOffset(node);
log.trace("{} Resume {} {}", indent(offset), node.toString(), trgTuples.toStringSizes());
}
innerEval(entry.getLiaNode(), pmem, node, bit, nodeMem, smems, smemIndex, trgTuples, wm, stack, outerStack, visitedRules, processRian, executor);
}