Java Criteria类代码示例

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
private void createFilteringObjective(boolean install, Interface intf) {
    VlanId assignedVlan = (egressVlan().equals(VlanId.NONE)) ?
            VlanId.vlanId(ASSIGNED_VLAN) :
            egressVlan();

    FilteringObjective.Builder fob = DefaultFilteringObjective.builder();
    // first add filter for the interface
    fob.withKey(Criteria.matchInPort(intf.connectPoint().port()))
        .addCondition(Criteria.matchEthDst(intf.mac()))
        .addCondition(Criteria.matchVlanId(intf.vlan()));
    fob.withPriority(PRIORITY_OFFSET);
    if (intf.vlan() == VlanId.NONE) {
        TrafficTreatment tt = DefaultTrafficTreatment.builder()
                .pushVlan().setVlanId(assignedVlan).build();
        fob.withMeta(tt);
    }
    fob.permit().fromApp(routerAppId);
    sendFilteringObjective(install, fob, intf);

    if (controlPlaneConnectPoint != null) {
        // then add the same mac/vlan filters for control-plane connect point
        fob.withKey(Criteria.matchInPort(controlPlaneConnectPoint.port()));
        sendFilteringObjective(install, fob, intf);
    }
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
private void createMcastFilteringObjective(boolean install, Interface intf) {
    VlanId assignedVlan = (egressVlan().equals(VlanId.NONE)) ?
            VlanId.vlanId(ASSIGNED_VLAN) :
            egressVlan();

    FilteringObjective.Builder fob = DefaultFilteringObjective.builder();
    // first add filter for the interface
    fob.withKey(Criteria.matchInPort(intf.connectPoint().port()))
            .addCondition(Criteria.matchEthDstMasked(MacAddress.IPV4_MULTICAST,
                    MacAddress.IPV4_MULTICAST_MASK))
            .addCondition(Criteria.matchVlanId(ingressVlan()));
    fob.withPriority(PRIORITY_OFFSET);
    TrafficTreatment tt = DefaultTrafficTreatment.builder()
            .pushVlan().setVlanId(assignedVlan).build();
    fob.withMeta(tt);

    fob.permit().fromApp(routerAppId);
    sendFilteringObjective(install, fob, intf);
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
/**
 * Tests IPv6 Extension Header pseudo-field flags criterion.
 */
@Test
public void matchIPv6ExthdrFlagsTest() {
    int exthdrFlags =
        Criterion.IPv6ExthdrFlags.NONEXT.getValue() |
        Criterion.IPv6ExthdrFlags.ESP.getValue() |
        Criterion.IPv6ExthdrFlags.AUTH.getValue() |
        Criterion.IPv6ExthdrFlags.DEST.getValue() |
        Criterion.IPv6ExthdrFlags.FRAG.getValue() |
        Criterion.IPv6ExthdrFlags.ROUTER.getValue() |
        Criterion.IPv6ExthdrFlags.HOP.getValue() |
        Criterion.IPv6ExthdrFlags.UNREP.getValue() |
        Criterion.IPv6ExthdrFlags.UNSEQ.getValue();
    Criterion criterion = Criteria.matchIPv6ExthdrFlags(exthdrFlags);
    ObjectNode result = criterionCodec.encode(criterion, context);

    assertThat(result, matchesCriterion(criterion));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
/**
 * Creates a filtering objective builder for multicast.
 *
 * @param deviceId Device ID
 * @param ingressPort ingress port of the multicast stream
 * @param assignedVlan assigned VLAN ID
 * @return filtering objective builder
 */
private FilteringObjective.Builder filterObjBuilder(DeviceId deviceId, PortNumber ingressPort,
        VlanId assignedVlan) {
    FilteringObjective.Builder filtBuilder = DefaultFilteringObjective.builder();
    filtBuilder.withKey(Criteria.matchInPort(ingressPort))
            .addCondition(Criteria.matchEthDstMasked(MacAddress.IPV4_MULTICAST,
                    MacAddress.IPV4_MULTICAST_MASK))
            .addCondition(Criteria.matchVlanId(egressVlan()))
            .withPriority(SegmentRoutingService.DEFAULT_PRIORITY);
    // vlan assignment is valid only if this instance is master
    if (srManager.mastershipService.isLocalMaster(deviceId)) {
        TrafficTreatment tt = DefaultTrafficTreatment.builder()
                .pushVlan().setVlanId(assignedVlan).build();
        filtBuilder.withMeta(tt);
    }
    return filtBuilder.permit().fromApp(srManager.appId);
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
/**
 * Tests encoding of a traffic selector object.
 */
@Test
public void testTrafficSelectorEncode() {

    Criterion inPort = Criteria.matchInPort(PortNumber.portNumber(0));
    Criterion ethSrc = Criteria.matchEthSrc(MacAddress.valueOf("11:22:33:44:55:66"));
    Criterion ethDst = Criteria.matchEthDst(MacAddress.valueOf("44:55:66:77:88:99"));
    Criterion ethType = Criteria.matchEthType(Ethernet.TYPE_IPV4);

    TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder();
    TrafficSelector selector = sBuilder
            .add(inPort)
            .add(ethSrc)
            .add(ethDst)
            .add(ethType)
            .build();

    ObjectNode selectorJson = trafficSelectorCodec.encode(selector, context);
    assertThat(selectorJson, TrafficSelectorJsonMatcher.matchesTrafficSelector(selector));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
/**
 * Tests equals(), hashCode() and toString() methods.
 */
@Test
public void testEquals() {
    final TrafficSelector selector1 = DefaultTrafficSelector.builder()
            .add(Criteria.matchLambda(new OchSignal(GridType.FLEX, ChannelSpacing.CHL_100GHZ, 1, 1)))
            .build();
    final TrafficSelector sameAsSelector1 = DefaultTrafficSelector.builder()
            .add(Criteria.matchLambda(new OchSignal(GridType.FLEX, ChannelSpacing.CHL_100GHZ, 1, 1)))
            .build();
    final TrafficSelector selector2 = DefaultTrafficSelector.builder()
            .add(Criteria.matchLambda(new OchSignal(GridType.FLEX, ChannelSpacing.CHL_50GHZ, 1, 1)))
            .build();

    new EqualsTester()
            .addEqualityGroup(selector1, sameAsSelector1)
            .addEqualityGroup(selector2)
            .testEquals();
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
/**
 * Tests adding a filtering objective.
 */
@Test
public void filteringObjective() {
    TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
    FilteringObjective filter =
            DefaultFilteringObjective.builder()
                    .fromApp(NetTestTools.APP_ID)
                    .withMeta(treatment)
                    .makePermanent()
                    .deny()
                    .addCondition(Criteria.matchEthType(12))
                    .add();

    manager.activate();
    manager.filter(id1, filter);

    TestTools.assertAfter(RETRY_MS, () ->
            assertThat(filteringObjectives, hasSize(1)));

    assertThat(forwardingObjectives, hasSize(0));
    assertThat(filteringObjectives, hasItem("of:d1"));
    assertThat(nextObjectives, hasSize(0));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
@Override
public ExtensionCriterion read(Kryo kryo, Input input,
        Class<ExtensionCriterion> type) {
    ExtensionSelectorType exType = (ExtensionSelectorType) kryo.readClassAndObject(input);
    DeviceId deviceId = (DeviceId) kryo.readClassAndObject(input);

    DriverService driverService = DefaultServiceDirectory.getService(DriverService.class);
    DriverHandler handler = new DefaultDriverHandler(
            new DefaultDriverData(driverService.getDriver(deviceId), deviceId));

    ExtensionSelectorResolver resolver = handler.behaviour(ExtensionSelectorResolver.class);
    ExtensionSelector selector = resolver.getExtensionSelector(exType);

    byte[] bytes = (byte[]) kryo.readClassAndObject(input);
    selector.deserialize(bytes);
    return Criteria.extension(selector, deviceId);
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
@Override
public Criterion decodeCriterion(ObjectNode json) {
    JsonNode oduSignalId = nullIsIllegal(json.get(CriterionCodec.ODU_SIGNAL_ID),
            CriterionCodec.TRIBUTARY_PORT_NUMBER + MISSING_MEMBER_MESSAGE);

    int tributaryPortNumber = nullIsIllegal(oduSignalId.get(CriterionCodec.TRIBUTARY_PORT_NUMBER),
            CriterionCodec.TRIBUTARY_PORT_NUMBER + MISSING_MEMBER_MESSAGE).asInt();
    int tributarySlotLen = nullIsIllegal(oduSignalId.get(CriterionCodec.TRIBUTARY_SLOT_LEN),
            CriterionCodec.TRIBUTARY_SLOT_LEN + MISSING_MEMBER_MESSAGE).asInt();
    byte[] tributarySlotBitmap = HexString.fromHexString(
            nullIsIllegal(oduSignalId.get(CriterionCodec.TRIBUTARY_SLOT_BITMAP),
            CriterionCodec.TRIBUTARY_SLOT_BITMAP + MISSING_MEMBER_MESSAGE).asText());

    return Criteria.matchOduSignalId(
            OduSignalId.oduSignalId(tributaryPortNumber, tributarySlotLen, tributarySlotBitmap));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
/**
 * Tests ICMP v6 code criterion.
 */
@Test
public void matchIcmpv6CodeTest() {
    Criterion criterion = Criteria.matchIcmpv6Code((byte) 250);
    ObjectNode result = criterionCodec.encode(criterion, context);
    assertThat(result, matchesCriterion(criterion));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
/**
 * Tests IPv6 flow label criterion.
 */
@Test
public void matchIPv6FlowLabelTest() {
    Criterion criterion = Criteria.matchIPv6FlowLabel(0xffffe);
    ObjectNode result = criterionCodec.encode(criterion, context);
    assertThat(result, matchesCriterion(criterion));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
@Override
public void programTunnelBcastRules(DeviceId deviceId,
                                    SegmentationId segmentationId,
                                    Iterable<PortNumber> localVmPorts,
                                    Iterable<PortNumber> localTunnelPorts,
                                    Objective.Operation type) {
    if (localVmPorts == null || localTunnelPorts == null) {
        log.info("No other host port or tunnel ports in the device");
        return;
    }
    Sets.newHashSet(localTunnelPorts).stream().forEach(tp -> {
        TrafficSelector selector = DefaultTrafficSelector.builder()
                .matchInPort(tp)
                .add(Criteria.matchTunnelId(Long
                        .parseLong(segmentationId.toString())))
                .matchEthDst(MacAddress.BROADCAST).build();
        TrafficTreatment.Builder treatment = DefaultTrafficTreatment
                .builder();

        for (PortNumber outPort : localVmPorts) {
            treatment.setOutput(outPort);
        }

        ForwardingObjective.Builder objective = DefaultForwardingObjective
                .builder().withTreatment(treatment.build())
                .withSelector(selector).fromApp(appId).makePermanent()
                .withFlag(Flag.SPECIFIC).withPriority(MAC_PRIORITY);
        if (type.equals(Objective.Operation.ADD)) {
            if (Sets.newHashSet(localVmPorts).size() == 0) {
                flowObjectiveService.forward(deviceId, objective.remove());
            } else {
                flowObjectiveService.forward(deviceId, objective.add());
            }
        } else {
            flowObjectiveService.forward(deviceId, objective.remove());
        }
    });
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
/**
 * Tests in physical port criterion.
 */
@Test
public void matchInPhyPortTest() {
    Criterion criterion = Criteria.matchInPhyPort(port);
    ObjectNode result = criterionCodec.encode(criterion, context);
    assertThat(result, matchesCriterion(criterion));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
/**
 * Tests ICMP v6 type criterion.
 */
@Test
public void matchIcmpv6TypeTest() {
    Criterion criterion = Criteria.matchIcmpv6Type((byte) 250);
    ObjectNode result = criterionCodec.encode(criterion, context);
    assertThat(result, matchesCriterion(criterion));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入依赖的package包/类
private Set<FilteringObjective.Builder> getVRouterFlowObjBuilders(Set<MacAddress> macAddresses) {
    ImmutableSet.Builder<FilteringObjective.Builder> setBuilder = ImmutableSet.builder();
    macAddresses.forEach(macAddress -> {
        FilteringObjective.Builder fobuilder = DefaultFilteringObjective.builder();
        fobuilder.withKey(Criteria.matchInPort(PortNumber.ANY))
                .addCondition(Criteria.matchEthDst(macAddress))
                .permit()
                .withPriority(SegmentRoutingService.DEFAULT_PRIORITY)
                .fromApp(srManager.appId);
        setBuilder.add(fobuilder);
    });
    return setBuilder.build();
}