gyfora commented on code in PR #535:
URL:
https://github.com/apache/flink-kubernetes-operator/pull/535#discussion_r1151911671
##########
flink-kubernetes-operator/src/main/java/org/apache/flink/kubernetes/operator/utils/FlinkUtils.java:
##########
@@ -106,6 +99,54 @@ private static void mergeInto(JsonNode toNode, JsonNode
fromNode) {
}
}
+ private static void mergeArray(
+ ArrayNode toChildNode, ArrayNode fromChildNode, boolean
mergeArraysByName) {
+ if (namesDefined(toChildNode) && namesDefined(fromChildNode) &&
mergeArraysByName) {
+ var toGrouped = groupByName(toChildNode);
+ var fromGrouped = groupByName(fromChildNode);
+ fromGrouped.forEach(
+ (name, fromElement) ->
+ toGrouped.compute(
+ name,
+ (n, toElement) -> {
+ if (toElement == null) {
+ return fromElement;
+ }
+ mergeInto(toElement, fromElement,
mergeArraysByName);
+ return toElement;
+ }));
+
+ toChildNode.removeAll();
+ toGrouped.forEach((n, e) -> toChildNode.add(e));
+ } else {
+ for (int i = 0; i < fromChildNode.size(); i++) {
+ JsonNode updatedChildNode = fromChildNode.get(i);
+ if (toChildNode.size() <= i) {
+ // append new node
+ toChildNode.add(updatedChildNode);
+ }
+ mergeInto(toChildNode.get(i), updatedChildNode,
mergeArraysByName);
+ }
+ }
+ }
+
+ private static boolean namesDefined(ArrayNode node) {
+ var it = node.elements();
+ while (it.hasNext()) {
+ var next = it.next();
+ if (!next.has("name")) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ private static Map<String, ObjectNode> groupByName(ArrayNode node) {
+ var out = new LinkedHashMap<String, ObjectNode>();
+ node.elements().forEachRemaining(e ->
out.put((e.get("name").asText()), (ObjectNode) e));
Review Comment:
yes, we only call this if all elements have a name (and thus they are all
ObjectsNodes)
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