LegendPei commented on code in PR #3034:
URL: https://github.com/apache/hugegraph/pull/3034#discussion_r3281481934
##########
hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/traversal/optimize/TraversalUtil.java:
##########
@@ -166,38 +170,219 @@ public static void trySetGraph(Step<?, ?> step,
HugeGraph graph) {
public static void extractHasContainer(HugeGraphStep<?, ?> newStep,
Traversal.Admin<?, ?> traversal) {
- Step<?, ?> step = newStep;
- do {
- step = step.getNextStep();
+ Step<?, ?> step = newStep.getNextStep();
+ while (step instanceof HasStep || step instanceof NoOpBarrierStep) {
+ Step<?, ?> nextStep = step.getNextStep();
if (step instanceof HasStep) {
HasContainerHolder holder = (HasContainerHolder) step;
- for (HasContainer has : holder.getHasContainers()) {
- if (!GraphStep.processHasContainerIds(newStep, has)) {
- newStep.addHasContainer(has);
- }
+ if (extractHasContainers(newStep, holder)) {
+ TraversalHelper.copyLabels(step, step.getPreviousStep(),
false);
+ traversal.removeStep(step);
}
- TraversalHelper.copyLabels(step, step.getPreviousStep(),
false);
- traversal.removeStep(step);
}
- } while (step instanceof HasStep || step instanceof NoOpBarrierStep);
+ step = nextStep;
+ }
}
public static void extractHasContainer(HugeVertexStep<?> newStep,
Traversal.Admin<?, ?> traversal) {
Step<?, ?> step = newStep;
do {
+ Step<?, ?> nextStep = step.getNextStep();
if (step instanceof HasStep) {
HasContainerHolder holder = (HasContainerHolder) step;
- for (HasContainer has : holder.getHasContainers()) {
- newStep.addHasContainer(has);
+ if (extractHasContainers(newStep, holder)) {
+ TraversalHelper.copyLabels(step, step.getPreviousStep(),
false);
+ traversal.removeStep(step);
}
- TraversalHelper.copyLabels(step, step.getPreviousStep(),
false);
- traversal.removeStep(step);
}
- step = step.getNextStep();
+ step = nextStep;
} while (step instanceof HasStep || step instanceof NoOpBarrierStep);
}
+ private static boolean extractHasContainers(HugeGraphStep<?, ?> newStep,
+ HasContainerHolder holder) {
+ HugeGraph graph = TraversalUtil.tryGetGraph(newStep);
+ List<HasContainer> hasContainers = new
ArrayList<>(holder.getHasContainers());
+ HugeType type = newStep.returnsVertex() ? HugeType.VERTEX :
HugeType.EDGE;
+ Set<Id> labelIds = collectLabelIds(graph, type,
newStep.getHasContainers(),
+ hasContainers);
+ for (HasContainer has : hasContainers) {
+ if (!canExtractHasContainer(graph, type, labelIds, has)) {
+ continue;
+ }
+ if (!GraphStep.processHasContainerIds(newStep, has)) {
+ newStep.addHasContainer(has);
+ }
+ holder.removeHasContainer(has);
Review Comment:
Okay, sorry. I was too obsessed with fixing the review issue of copilot
earlier, which led to a slight deviation in direction. I'll adjust my focus
now.
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