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-rw-r--r--framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/WaypointConstraint.java117
1 files changed, 0 insertions, 117 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/WaypointConstraint.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/WaypointConstraint.java
deleted file mode 100644
index 4839feec..00000000
--- a/framework/src/onos/core/api/src/main/java/org/onosproject/net/intent/constraint/WaypointConstraint.java
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * 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.constraint;
-
-import com.google.common.annotations.Beta;
-import com.google.common.base.MoreObjects;
-import com.google.common.collect.ImmutableList;
-import org.onosproject.net.DeviceId;
-import org.onosproject.net.Link;
-import org.onosproject.net.Path;
-import org.onosproject.net.intent.Constraint;
-import org.onosproject.net.resource.link.LinkResourceService;
-
-import java.util.Collections;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Objects;
-
-import static com.google.common.base.Preconditions.checkArgument;
-import static com.google.common.base.Preconditions.checkNotNull;
-
-/**
- * Constraint that evaluates elements passed through in order.
- */
-@Beta
-public class WaypointConstraint implements Constraint {
-
- private final List<DeviceId> waypoints;
-
- /**
- * Creates a new waypoint constraint.
- *
- * @param waypoints waypoints
- */
- public WaypointConstraint(DeviceId... waypoints) {
- checkNotNull(waypoints, "waypoints cannot be null");
- checkArgument(waypoints.length > 0, "length of waypoints should be more than 0");
- this.waypoints = ImmutableList.copyOf(waypoints);
- }
-
- // Constructor for serialization
- private WaypointConstraint() {
- this.waypoints = Collections.emptyList();
- }
-
- public List<DeviceId> waypoints() {
- return waypoints;
- }
-
- @Override
- public double cost(Link link, LinkResourceService resourceService) {
- // Always consider the number of hops
- return 1;
- }
-
- @Override
- public boolean validate(Path path, LinkResourceService resourceService) {
- LinkedList<DeviceId> waypoints = new LinkedList<>(this.waypoints);
- DeviceId current = waypoints.poll();
- // This is safe because Path class ensures the number of links are more than 0
- Link firstLink = path.links().get(0);
- if (firstLink.src().elementId().equals(current)) {
- current = waypoints.poll();
- }
-
- for (Link link : path.links()) {
- if (link.dst().elementId().equals(current)) {
- current = waypoints.poll();
- // Empty waypoints means passing through all waypoints in the specified order
- if (current == null) {
- return true;
- }
- }
- }
-
- return false;
- }
-
- @Override
- public int hashCode() {
- return waypoints.hashCode();
- }
-
- @Override
- public boolean equals(Object obj) {
- if (this == obj) {
- return true;
- }
-
- if (!(obj instanceof WaypointConstraint)) {
- return false;
- }
-
- final WaypointConstraint that = (WaypointConstraint) obj;
- return Objects.equals(this.waypoints, that.waypoints);
- }
-
- @Override
- public String toString() {
- return MoreObjects.toStringHelper(this)
- .add("waypoints", waypoints)
- .toString();
- }
-}