Java Criteria.matchVlanId方法代码示例

import org.onosproject.net.flow.criteria.Criteria; //导入方法依赖的package包/类
/**
 * Tests encoding of a FilteringObjective object.
 */
@Test
public void testFilteringObjectiveEncode() {

    Criterion condition1 = Criteria.matchVlanId(VlanId.ANY);
    Criterion condition2 = Criteria.matchEthType((short) 0x8844);

    FilteringObjective filteringObj = DefaultFilteringObjective.builder()
            .makePermanent()
            .permit()
            .fromApp(APP_ID)
            .withPriority(60)
            .addCondition(condition1)
            .addCondition(condition2)
            .add();

    // TODO: need to add test case for TrafficTreatment (META in filteringObj)

    ObjectNode filteringObjJson = filteringObjectiveCodec.encode(filteringObj, context);
    assertThat(filteringObjJson, matchesFilteringObjective(filteringObj));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入方法依赖的package包/类
/**
 * Tests encoding of a ForwardingObjective object.
 */
@Test
public void testForwardingObjectiveEncode() {

    Criterion criterion1 = Criteria.matchVlanId(VlanId.ANY);
    Criterion criterion2 = Criteria.matchEthType((short) 0x8844);
    TrafficSelector selector = DefaultTrafficSelector.builder()
            .add(criterion1)
            .add(criterion2)
            .build();

    ForwardingObjective forwardingObj = DefaultForwardingObjective.builder()
            .makePermanent()
            .fromApp(APP_ID)
            .withPriority(60)
            .withFlag(ForwardingObjective.Flag.SPECIFIC)
            .nextStep(1)
            .withSelector(selector)
            .add();

    ObjectNode forwardingObjJson = forwardingObjectiveCodec.encode(forwardingObj, context);
    assertThat(forwardingObjJson, matchesForwardingObjective(forwardingObj));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入方法依赖的package包/类
@Override
public Criterion decodeCriterion(ObjectNode json) {
    short vlanId = (short) nullIsIllegal(json.get(CriterionCodec.VLAN_ID),
            CriterionCodec.VLAN_ID + MISSING_MEMBER_MESSAGE).asInt();

    return Criteria.matchVlanId(VlanId.vlanId(vlanId));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入方法依赖的package包/类
/**
 * Tests VLAN Id criterion.
 */
@Test
public void matchVlanIdTest() {
    Criterion criterion = Criteria.matchVlanId(VlanId.ANY);
    ObjectNode result = criterionCodec.encode(criterion, context);
    assertThat(result, matchesCriterion(criterion));
}
 

import org.onosproject.net.flow.criteria.Criteria; //导入方法依赖的package包/类
private void installDownstreamRules(ForwardingObjective fwd) {
    List<Pair<Instruction, Instruction>> vlanOps =
            vlanOps(fwd,
                    L2ModificationInstruction.L2SubType.VLAN_POP);

    if (vlanOps == null) {
        return;
    }

    Instructions.OutputInstruction output = (Instructions.OutputInstruction) fetchOutput(fwd, "downstream");

    if (output == null) {
        return;
    }

    Pair<Instruction, Instruction> popAndRewrite = vlanOps.remove(0);

    TrafficSelector selector = fwd.selector();

    Criterion outerVlan = selector.getCriterion(Criterion.Type.VLAN_VID);
    Criterion innerVlan = selector.getCriterion(Criterion.Type.INNER_VLAN_VID);
    Criterion inport = selector.getCriterion(Criterion.Type.IN_PORT);
    Criterion bullshit = Criteria.matchMetadata(output.port().toLong());

    if (outerVlan == null || innerVlan == null || inport == null) {
        log.error("Forwarding objective is underspecified: {}", fwd);
        fail(fwd, ObjectiveError.BADPARAMS);
        return;
    }

    Criterion innerVid = Criteria.matchVlanId(((VlanIdCriterion) innerVlan).vlanId());

    FlowRule.Builder outer = DefaultFlowRule.builder()
            .fromApp(fwd.appId())
            .forDevice(deviceId)
            .makePermanent()
            .withPriority(fwd.priority())
            .withSelector(buildSelector(inport, outerVlan, bullshit))
            .withTreatment(buildTreatment(popAndRewrite.getLeft(),
                                          Instructions.transition(QQ_TABLE)));

    FlowRule.Builder inner = DefaultFlowRule.builder()
            .fromApp(fwd.appId())
            .forDevice(deviceId)
            .forTable(QQ_TABLE)
            .makePermanent()
            .withPriority(fwd.priority())
            .withSelector(buildSelector(inport, innerVid))
            .withTreatment(buildTreatment(popAndRewrite.getLeft(),
                                          output));

    applyRules(fwd, inner, outer);

}