| /* |
| * Copyright 2014 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 com.google.common.base.MoreObjects; |
| import com.google.common.collect.ImmutableList; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.Link; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.onosproject.net.intent.constraint.LinkTypeConstraint; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Abstraction of point-to-point connectivity. |
| */ |
| public final class PointToPointIntent extends ConnectivityIntent { |
| |
| private final ConnectPoint ingressPoint; |
| private final ConnectPoint egressPoint; |
| |
| /** |
| * Creates a new point-to-point intent with the supplied ingress/egress |
| * ports and constraints. |
| * |
| * @param appId application identifier |
| * @param key key of the intent |
| * @param selector traffic selector |
| * @param treatment treatment |
| * @param ingressPoint ingress port |
| * @param egressPoint egress port |
| * @param constraints optional list of constraints |
| * @param priority priority to use for flows generated by this intent |
| * @throws NullPointerException if {@code ingressPoint} or {@code egressPoints} is null. |
| */ |
| public PointToPointIntent(ApplicationId appId, |
| Key key, |
| TrafficSelector selector, |
| TrafficTreatment treatment, |
| ConnectPoint ingressPoint, |
| ConnectPoint egressPoint, |
| List<Constraint> constraints, |
| int priority) { |
| super(appId, key, Collections.emptyList(), selector, treatment, constraints, |
| priority); |
| |
| checkNotNull(ingressPoint); |
| checkNotNull(egressPoint); |
| checkArgument(!ingressPoint.equals(egressPoint), |
| "ingress and egress should be different (ingress: %s, egress: %s)", ingressPoint, egressPoint); |
| |
| this.ingressPoint = ingressPoint; |
| this.egressPoint = egressPoint; |
| } |
| |
| /** |
| * Creates a new point-to-point intent with the supplied ingress/egress |
| * ports and with built-in link type constraint to avoid optical links. |
| * |
| * @param appId application identifier |
| * @param selector traffic selector |
| * @param treatment treatment |
| * @param ingressPoint ingress port |
| * @param egressPoint egress port |
| * @throws NullPointerException if {@code ingressPoint} or {@code egressPoints} is null. |
| */ |
| public PointToPointIntent(ApplicationId appId, TrafficSelector selector, |
| TrafficTreatment treatment, |
| ConnectPoint ingressPoint, |
| ConnectPoint egressPoint) { |
| this(appId, null, selector, treatment, ingressPoint, egressPoint, |
| ImmutableList.of(new LinkTypeConstraint(false, Link.Type.OPTICAL)), |
| DEFAULT_INTENT_PRIORITY); |
| } |
| |
| /** |
| * Creates a new point-to-point intent with the supplied ingress/egress |
| * ports and constraints. |
| * |
| * @param appId application identifier |
| * @param selector traffic selector |
| * @param treatment treatment |
| * @param ingressPoint ingress port |
| * @param egressPoint egress port |
| * @param constraints optional list of constraints |
| * @param priority priority to use for flows generated by this intent |
| * @throws NullPointerException if {@code ingressPoint} or {@code egressPoints} is null. |
| */ |
| public PointToPointIntent(ApplicationId appId, TrafficSelector selector, |
| TrafficTreatment treatment, |
| ConnectPoint ingressPoint, |
| ConnectPoint egressPoint, |
| List<Constraint> constraints, |
| int priority) { |
| super(appId, null, Collections.emptyList(), selector, treatment, |
| constraints, priority); |
| |
| checkNotNull(ingressPoint); |
| checkNotNull(egressPoint); |
| checkArgument(!ingressPoint.equals(egressPoint), |
| "ingress and egress should be different (ingress: %s, egress: %s)", ingressPoint, egressPoint); |
| |
| this.ingressPoint = ingressPoint; |
| this.egressPoint = egressPoint; |
| } |
| |
| /** |
| * Constructor for serializer. |
| */ |
| protected PointToPointIntent() { |
| super(); |
| this.ingressPoint = null; |
| this.egressPoint = null; |
| } |
| |
| /** |
| * Returns the port on which the ingress traffic should be connected to |
| * the egress. |
| * |
| * @return ingress port |
| */ |
| public ConnectPoint ingressPoint() { |
| return ingressPoint; |
| } |
| |
| /** |
| * Returns the port on which the traffic should egress. |
| * |
| * @return egress port |
| */ |
| public ConnectPoint egressPoint() { |
| return egressPoint; |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("id", id()) |
| .add("key", key()) |
| .add("appId", appId()) |
| .add("priority", priority()) |
| .add("resources", resources()) |
| .add("selector", selector()) |
| .add("treatment", treatment()) |
| .add("ingress", ingressPoint) |
| .add("egress", egressPoint) |
| .add("constraints", constraints()) |
| .toString(); |
| } |
| |
| } |