private void checkForPossibleAggregationOfLinks(
UnderlayItem newItem, UnderlayItem topoStoreItem) {
if (newItem instanceof ComputedLink && topoStoreItem instanceof ComputedLink) {
ComputedLink newLink = (ComputedLink) newItem;
ComputedLink topoStoreLink = (ComputedLink) topoStoreItem;
if (scriptEngine != null) {
if (aggregableWithScript(newItem, topoStoreItem)
&& newLink.getSrcNode().equals(topoStoreLink.getSrcNode())
&& newLink.getDstNode().equals(topoStoreLink.getDstNode())) {
aggregateItems(newItem, topoStoreItem);
return;
}
} else if (!newItem.equals(topoStoreItem)
&& matchTargetFields(newItem, topoStoreItem)
&& newLink.getSrcNode().equals(topoStoreLink.getSrcNode())
&& newLink.getDstNode().equals(topoStoreLink.getDstNode())) {
// no previous aggregation on this link
aggregateItems(newItem, topoStoreItem);
return;
}
}
}
@Override
public void processUpdatedChanges(
YangInstanceIdentifier identifier, UnderlayItem updatedItem, String topologyId) {
LOG.trace("Processing updatedChanges");
for (TopologyStore ts : topoStoreProvider.getTopologyStores()) {
if (ts.getId().equals(topologyId)) {
LOG.debug("Updating overlay item");
UnderlayItem underlayItem = ts.getUnderlayItems().get(identifier);
Preconditions.checkNotNull(
underlayItem, "Updated underlay item not found in the Topology store");
underlayItem.setItem(updatedItem.getItem());
if (underlayItem.getCorrelationItem() == CorrelationItemEnum.Link) {
if (underlayItem instanceof ComputedLink && updatedItem instanceof ComputedLink) {
ComputedLink underlayLink = (ComputedLink) underlayItem;
ComputedLink updatedLink = (ComputedLink) updatedItem;
if (!matchTargetFields(underlayItem, updatedItem)
|| !underlayLink.getSrcNode().equals(updatedLink.getSrcNode())
|| !underlayLink.getDstNode().equals(updatedLink.getDstNode())) {
underlayLink.setLeafNodes(updatedLink.getLeafNodes());
underlayLink.setSrcNode(updatedLink.getSrcNode());
underlayLink.setDstNode(updatedLink.getDstNode());
if (underlayItem.getOverlayItem() != null) {
removeUnderlayItemFromOverlayItem(underlayItem);
}
checkForPossibleAggregationOfLinks(updatedLink, underlayLink);
} else if (underlayItem.getOverlayItem() != null) {
// in case that only Link value was changed
topologyManager.updateOverlayItem(underlayItem.getOverlayItem());
}
break;
}
} else {
// if Leaf Node was changed
if (!matchTargetFields(underlayItem, updatedItem)) {
underlayItem.setLeafNodes(updatedItem.getLeafNodes());
if (underlayItem.getOverlayItem() != null) {
removeUnderlayItemFromOverlayItem(underlayItem);
}
checkForPossibleAggregation(underlayItem, topologyId);
} else if (underlayItem.getOverlayItem() != null) {
// in case that only Node value was changed
topologyManager.updateOverlayItem(underlayItem.getOverlayItem());
}
break;
}
}
}
}