| /* |
| * Copyright 2014-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.net.intent; |
| |
| import java.util.List; |
| import java.util.Optional; |
| |
| import com.google.common.annotations.Beta; |
| import org.onlab.packet.MplsLabel; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.net.Path; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| |
| /** |
| * Abstraction of explicit MPLS label-switched path. |
| * |
| * @deprecated in Goldeneye Release, in favour of encapsulation |
| * constraint {@link org.onosproject.net.intent.constraint.EncapsulationConstraint} |
| */ |
| @Beta |
| @Deprecated |
| public final class MplsPathIntent extends PathIntent { |
| |
| private final Optional<MplsLabel> ingressLabel; |
| private final Optional<MplsLabel> egressLabel; |
| |
| /** |
| * Creates a new point-to-point intent with the supplied ingress/egress |
| * ports and using the specified explicit path. |
| * |
| * @param appId application identifier |
| * @param key intent key |
| * @param selector traffic selector |
| * @param treatment treatment |
| * @param path traversed links |
| * @param ingressLabel MPLS egress label |
| * @param egressLabel MPLS ingress label |
| * @param constraints optional list of constraints |
| * @param priority priority to use for flows generated by this intent |
| * @throws NullPointerException {@code path} is null |
| */ |
| private MplsPathIntent(ApplicationId appId, Key key, TrafficSelector selector, |
| TrafficTreatment treatment, Path path, Optional<MplsLabel> ingressLabel, |
| Optional<MplsLabel> egressLabel, List<Constraint> constraints, |
| int priority) { |
| super(appId, key, selector, treatment, path, constraints, |
| priority); |
| |
| this.ingressLabel = checkNotNull(ingressLabel); |
| this.egressLabel = checkNotNull(egressLabel); |
| } |
| |
| /** |
| * Returns a new host to host intent builder. |
| * |
| * @return host to host intent builder |
| */ |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| /** |
| * Builder of a host to host intent. |
| */ |
| public static final class Builder extends PathIntent.Builder { |
| private Optional<MplsLabel> ingressLabel = Optional.empty(); |
| private Optional<MplsLabel> egressLabel = Optional.empty(); |
| |
| private Builder() { |
| // Hide constructor |
| } |
| |
| @Override |
| public Builder appId(ApplicationId appId) { |
| return (Builder) super.appId(appId); |
| } |
| |
| @Override |
| public Builder key(Key key) { |
| return (Builder) super.key(key); |
| } |
| |
| @Override |
| public Builder selector(TrafficSelector selector) { |
| return (Builder) super.selector(selector); |
| } |
| |
| @Override |
| public Builder treatment(TrafficTreatment treatment) { |
| return (Builder) super.treatment(treatment); |
| } |
| |
| @Override |
| public Builder constraints(List<Constraint> constraints) { |
| return (Builder) super.constraints(constraints); |
| } |
| |
| @Override |
| public Builder priority(int priority) { |
| return (Builder) super.priority(priority); |
| } |
| |
| @Override |
| public Builder path(Path path) { |
| return (Builder) super.path(path); |
| } |
| |
| /** |
| * Sets the ingress label of the intent that will be built. |
| * |
| * @param ingressLabel ingress label |
| * @return this builder |
| */ |
| public Builder ingressLabel(Optional<MplsLabel> ingressLabel) { |
| this.ingressLabel = ingressLabel; |
| return this; |
| } |
| |
| /** |
| * Sets the ingress label of the intent that will be built. |
| * |
| * @param egressLabel ingress label |
| * @return this builder |
| */ |
| public Builder egressLabel(Optional<MplsLabel> egressLabel) { |
| this.egressLabel = egressLabel; |
| return this; |
| } |
| |
| |
| /** |
| * Builds a host to host intent from the accumulated parameters. |
| * |
| * @return point to point intent |
| */ |
| public MplsPathIntent build() { |
| |
| return new MplsPathIntent( |
| appId, |
| key, |
| selector, |
| treatment, |
| path, |
| ingressLabel, |
| egressLabel, |
| constraints, |
| priority |
| ); |
| } |
| } |
| |
| |
| /** |
| * Returns the MPLS label which the ingress traffic should tagged. |
| * |
| * @return ingress MPLS label |
| */ |
| public Optional<MplsLabel> ingressLabel() { |
| return ingressLabel; |
| } |
| |
| /** |
| * Returns the MPLS label which the egress traffic should tagged. |
| * |
| * @return egress MPLS label |
| */ |
| public Optional<MplsLabel> egressLabel() { |
| return egressLabel; |
| } |
| |
| } |