Hyunsun Moon | 395542a | 2016-09-01 13:53:08 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | 80dff97 | 2017-08-03 22:46:30 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Foundation |
Hyunsun Moon | 395542a | 2016-09-01 13:53:08 -0700 | [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 | */ |
Hyunsun Moon | fd5a24e | 2016-10-19 19:15:48 -0700 | [diff] [blame] | 16 | package org.opencord.cordvtn.api.net; |
Hyunsun Moon | 395542a | 2016-09-01 13:53:08 -0700 | [diff] [blame] | 17 | |
| 18 | import com.google.common.base.MoreObjects; |
| 19 | import org.onlab.packet.IpAddress; |
| 20 | import org.onlab.packet.MacAddress; |
| 21 | |
| 22 | import java.util.Objects; |
| 23 | |
| 24 | import static com.google.common.base.Preconditions.checkNotNull; |
| 25 | |
| 26 | /** |
| 27 | * Representation of the IP and MAC address pair. |
| 28 | */ |
| 29 | public final class AddressPair { |
| 30 | |
| 31 | private final IpAddress ip; |
| 32 | private final MacAddress mac; |
| 33 | |
| 34 | private AddressPair(IpAddress ip, MacAddress mac) { |
| 35 | this.ip = ip; |
| 36 | this.mac = mac; |
| 37 | } |
| 38 | |
| 39 | /** |
| 40 | * Returns the IP address. |
| 41 | * |
| 42 | * @return ip address |
| 43 | */ |
| 44 | public IpAddress ip() { |
| 45 | return ip; |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * Returns the MAC address. |
| 50 | * |
| 51 | * @return mac address |
| 52 | */ |
| 53 | public MacAddress mac() { |
| 54 | return mac; |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * Returns an address pair instance with the given ip and mac address. |
| 59 | * |
| 60 | * @param ip ip address |
| 61 | * @param mac mac address |
| 62 | * @return address pair |
| 63 | */ |
| 64 | public static AddressPair of(IpAddress ip, MacAddress mac) { |
| 65 | checkNotNull(ip, "AddressPair IP cannot be null"); |
| 66 | checkNotNull(mac, "AddressPair MAC cannot be null"); |
| 67 | |
| 68 | return new AddressPair(ip, mac); |
| 69 | } |
| 70 | |
| 71 | @Override |
| 72 | public boolean equals(Object obj) { |
| 73 | if (this == obj) { |
| 74 | return true; |
| 75 | } |
| 76 | |
| 77 | if (obj instanceof AddressPair) { |
| 78 | AddressPair that = (AddressPair) obj; |
| 79 | if (Objects.equals(ip, that.ip) && Objects.equals(mac, that.mac)) { |
| 80 | return true; |
| 81 | } |
| 82 | } |
| 83 | return false; |
| 84 | } |
| 85 | |
| 86 | @Override |
| 87 | public int hashCode() { |
| 88 | return Objects.hash(ip, mac); |
| 89 | } |
| 90 | |
| 91 | @Override |
| 92 | public String toString() { |
| 93 | return MoreObjects.toStringHelper(getClass()) |
| 94 | .add("ip", ip) |
| 95 | .add("mac", mac) |
| 96 | .toString(); |
| 97 | } |
| 98 | } |