Henry Yu | 4b4a7eb | 2016-11-09 20:07:53 -0500 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame^] | 2 | * Copyright 2016 Open Networking Foundation |
Henry Yu | 4b4a7eb | 2016-11-09 20:07:53 -0500 | [diff] [blame] | 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.tetopology.management.api.link; |
| 17 | |
| 18 | import com.google.common.base.MoreObjects; |
| 19 | import com.google.common.base.Objects; |
| 20 | import com.google.common.collect.ImmutableList; |
| 21 | import com.google.common.collect.Lists; |
| 22 | |
| 23 | import java.util.List; |
| 24 | |
| 25 | /** |
| 26 | * Represents the common attributes of a TE path or segment. |
| 27 | */ |
| 28 | public class TePathAttributes { |
| 29 | private final Long cost; |
| 30 | private final Long delay; |
| 31 | private final List<Long> srlgs; |
| 32 | |
| 33 | /** |
| 34 | * Creates an instance of TE path attributes. |
| 35 | * |
| 36 | * @param cost the path's cost |
| 37 | * @param delay the path's delay |
| 38 | * @param srlgs the path's shared risk link groups (SRLGs) |
| 39 | */ |
| 40 | public TePathAttributes(Long cost, Long delay, List<Long> srlgs) { |
| 41 | this.cost = cost; |
| 42 | this.delay = delay; |
| 43 | this.srlgs = srlgs != null ? Lists.newArrayList(srlgs) : null; |
| 44 | } |
| 45 | |
| 46 | /** |
| 47 | * Creates an instance of TE path attributes based on a given TE link. |
| 48 | * |
| 49 | * @param link the TE link |
| 50 | */ |
| 51 | public TePathAttributes(TeLink link) { |
| 52 | this.cost = link.cost(); |
| 53 | this.delay = link.delay(); |
| 54 | this.srlgs = link.srlgs() != null ? |
| 55 | Lists.newArrayList(link.srlgs()) : null; |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Returns the path cost. |
| 60 | * |
| 61 | * @return the cost |
| 62 | */ |
Hesam Rahimi | 4120810 | 2016-12-09 17:54:03 -0500 | [diff] [blame] | 63 | public Long cost() { |
Henry Yu | 4b4a7eb | 2016-11-09 20:07:53 -0500 | [diff] [blame] | 64 | return cost; |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Returns the path delay. |
| 69 | * |
| 70 | * @return the delay |
| 71 | */ |
Hesam Rahimi | 4120810 | 2016-12-09 17:54:03 -0500 | [diff] [blame] | 72 | public Long delay() { |
Henry Yu | 4b4a7eb | 2016-11-09 20:07:53 -0500 | [diff] [blame] | 73 | return delay; |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * Returns the path SRLG values. |
| 78 | * |
| 79 | * @return the srlgs |
| 80 | */ |
| 81 | public List<Long> srlgs() { |
| 82 | if (srlgs == null) { |
| 83 | return null; |
| 84 | } |
| 85 | return ImmutableList.copyOf(srlgs); |
| 86 | } |
| 87 | |
| 88 | @Override |
| 89 | public int hashCode() { |
| 90 | return Objects.hashCode(cost, delay, srlgs); |
| 91 | } |
| 92 | |
| 93 | @Override |
| 94 | public boolean equals(Object object) { |
| 95 | if (this == object) { |
| 96 | return true; |
| 97 | } |
| 98 | if (object instanceof TePathAttributes) { |
| 99 | TePathAttributes that = (TePathAttributes) object; |
| 100 | return Objects.equal(cost, that.cost) && |
| 101 | Objects.equal(delay, that.delay) && |
| 102 | Objects.equal(srlgs, that.srlgs); |
| 103 | } |
| 104 | return false; |
| 105 | } |
| 106 | |
| 107 | @Override |
| 108 | public String toString() { |
| 109 | return MoreObjects.toStringHelper(getClass()) |
| 110 | .add("cost", cost) |
| 111 | .add("delay", delay) |
| 112 | .add("srlgs", srlgs) |
| 113 | .toString(); |
| 114 | } |
| 115 | |
| 116 | } |