final NxmOfArpSpaBuilder nxmOfArpSpaBuilder = new NxmOfArpSpaBuilder()
.setIpv4Address(IPV4_ADDRESS);
final NxAugMatchRpcAddFlowBuilder nxAugMatchRpcAddFlowBuilder = new NxAugMatchRpcAddFlowBuilder();
nxAugMatchRpcAddFlowBuilder.setNxmOfArpSpa(nxmOfArpSpaBuilder.build());
final Augmentation<Extension> extensionAugmentation = nxAugMatchRpcAddFlowBuilder.build();
final NxmOfArpSpaBuilder nxmOfArpSpaBuilder = new NxmOfArpSpaBuilder()
.setIpv4Address(IPV4_ADDRESS);
final NxAugMatchRpcAddFlowBuilder nxAugMatchRpcAddFlowBuilder = new NxAugMatchRpcAddFlowBuilder();
nxAugMatchRpcAddFlowBuilder.setNxmOfArpSpa(nxmOfArpSpaBuilder.build());
final Augmentation<Extension> extensionAugmentation = nxAugMatchRpcAddFlowBuilder.build();