jaegonkim | 7e87663 | 2017-01-25 06:01:49 +0900 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2014-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.net.intent.constraint; |
| 17 | |
| 18 | import org.onosproject.net.Link; |
| 19 | import org.onosproject.net.Path; |
| 20 | import org.onosproject.net.intent.Constraint; |
| 21 | import org.onosproject.net.intent.ResourceContext; |
| 22 | |
| 23 | /** |
| 24 | * A constraint for intent.hashCode() based path selection. |
| 25 | */ |
| 26 | public class HashedPathSelectionConstraint implements Constraint { |
| 27 | |
| 28 | @Override |
| 29 | public double cost(Link link, ResourceContext context) { |
| 30 | return 1; |
| 31 | } |
| 32 | |
| 33 | @Override |
| 34 | public boolean validate(Path path, ResourceContext context) { |
| 35 | return true; |
| 36 | } |
| 37 | |
| 38 | @Override |
| 39 | public int hashCode() { |
| 40 | return 1; |
| 41 | } |
| 42 | |
| 43 | @Override |
| 44 | public boolean equals(Object obj) { |
| 45 | if (this == obj) { |
| 46 | return true; |
| 47 | } |
| 48 | |
| 49 | return (obj != null && getClass().equals(obj.getClass())); |
| 50 | } |
| 51 | |
| 52 | @Override |
| 53 | public String toString() { |
| 54 | return "HashedPathSelectionConstraint"; |
| 55 | } |
| 56 | } |