@Override
public Criterion decodeCriterion(ObjectNode json) {
JsonNode ochSignalId =
nullIsIllegal(
json.get(CriterionCodec.OCH_SIGNAL_ID),
CriterionCodec.GRID_TYPE + MISSING_MEMBER_MESSAGE);
GridType gridType =
GridType.valueOf(
nullIsIllegal(
ochSignalId.get(CriterionCodec.GRID_TYPE),
CriterionCodec.GRID_TYPE + MISSING_MEMBER_MESSAGE)
.asText());
ChannelSpacing channelSpacing =
ChannelSpacing.valueOf(
nullIsIllegal(
ochSignalId.get(CriterionCodec.CHANNEL_SPACING),
CriterionCodec.CHANNEL_SPACING + MISSING_MEMBER_MESSAGE)
.asText());
int spacingMultiplier =
nullIsIllegal(
ochSignalId.get(CriterionCodec.SPACING_MULIPLIER),
CriterionCodec.SPACING_MULIPLIER + MISSING_MEMBER_MESSAGE)
.asInt();
int slotGranularity =
nullIsIllegal(
ochSignalId.get(CriterionCodec.SLOT_GRANULARITY),
CriterionCodec.SLOT_GRANULARITY + MISSING_MEMBER_MESSAGE)
.asInt();
return Criteria.matchLambda(
Lambda.ochSignal(gridType, channelSpacing, spacingMultiplier, slotGranularity));
}
/** Tests the encoding of an intent with treatment, selector and constraints specified. */
@Test
public void intentWithTreatmentSelectorAndConstraints() {
ConnectPoint ingress = NetTestTools.connectPoint("ingress", 1);
ConnectPoint egress = NetTestTools.connectPoint("egress", 2);
DeviceId did1 = did("device1");
DeviceId did2 = did("device2");
DeviceId did3 = did("device3");
Lambda ochSignal = Lambda.ochSignal(GridType.DWDM, ChannelSpacing.CHL_100GHZ, 4, 8);
final TrafficSelector selector =
DefaultTrafficSelector.builder()
.matchIPProtocol((byte) 3)
.matchMplsLabel(MplsLabel.mplsLabel(4))
.add(Criteria.matchOchSignalType(OchSignalType.FIXED_GRID))
.add(Criteria.matchLambda(ochSignal))
.matchEthDst(MacAddress.BROADCAST)
.matchIPDst(IpPrefix.valueOf("1.2.3.4/24"))
.build();
final TrafficTreatment treatment =
DefaultTrafficTreatment.builder()
.add(Instructions.modL0Lambda(new IndexedLambda(33)))
.setMpls(MplsLabel.mplsLabel(44))
.setOutput(PortNumber.CONTROLLER)
.setEthDst(MacAddress.BROADCAST)
.build();
final List<Constraint> constraints =
ImmutableList.of(
new BandwidthConstraint(Bandwidth.bps(1.0)),
new LambdaConstraint(new IndexedLambda(3)),
new AnnotationConstraint("key", 33.0),
new AsymmetricPathConstraint(),
new LatencyConstraint(Duration.ofSeconds(2)),
new ObstacleConstraint(did1, did2),
new WaypointConstraint(did3));
final PointToPointIntent intent =
PointToPointIntent.builder()
.appId(appId)
.selector(selector)
.treatment(treatment)
.ingressPoint(ingress)
.egressPoint(egress)
.constraints(constraints)
.build();
final JsonCodec<PointToPointIntent> intentCodec = context.codec(PointToPointIntent.class);
assertThat(intentCodec, notNullValue());
final ObjectNode intentJson = intentCodec.encode(intent, context);
assertThat(intentJson, matchesIntent(intent));
}