private ArpResolverMetadata resetFlowToRemove(
final Ipv4Address gatewayIp, ArpResolverMetadata gatewayArpMetadata) {
checkNotNull(gatewayIp);
// If gatewayArpMetadata was not provided, look it up
if (gatewayArpMetadata == null) {
gatewayArpMetadata = gatewayToArpMetadataMap.get(gatewayIp);
}
if (gatewayArpMetadata != null && gatewayArpMetadata.getFlowToRemove() != null) {
LOG.debug(
"Flow to route ARP Reply to Controller from {} being removed from node {}",
gatewayIp,
gatewayArpMetadata.getFlowToRemove().getNode());
flowService.removeFlow(gatewayArpMetadata.getFlowToRemove());
gatewayArpMetadata.setFlowToRemove(null);
}
return gatewayArpMetadata;
}
