pierventre | 30368ab | 2021-02-24 23:23:22 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2021-present Open Networking Foundation |
| 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.segmentrouting.policy.impl; |
| 17 | |
| 18 | import org.onosproject.net.DeviceId; |
| 19 | import org.onosproject.segmentrouting.policy.api.PolicyId; |
| 20 | |
| 21 | import java.util.Objects; |
| 22 | import java.util.StringTokenizer; |
| 23 | |
| 24 | /** |
| 25 | * Policy key used by the store. |
| 26 | */ |
| 27 | public class PolicyKey { |
| 28 | private DeviceId deviceId; |
| 29 | private PolicyId policyId; |
| 30 | |
| 31 | /** |
| 32 | * Constructs new policy key with given device id and policy id. |
| 33 | * |
| 34 | * @param deviceId device id |
| 35 | * @param policyId policy id |
| 36 | */ |
| 37 | public PolicyKey(DeviceId deviceId, PolicyId policyId) { |
| 38 | this.deviceId = deviceId; |
| 39 | this.policyId = policyId; |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * Gets device id. |
| 44 | * |
| 45 | * @return device id of the policy key |
| 46 | */ |
| 47 | public DeviceId deviceId() { |
| 48 | return deviceId; |
| 49 | } |
| 50 | |
| 51 | /** |
| 52 | * Gets policy id. |
| 53 | * |
| 54 | * @return the id of the policy |
| 55 | */ |
| 56 | public PolicyId policyId() { |
| 57 | return policyId; |
| 58 | } |
| 59 | |
| 60 | @Override |
| 61 | public boolean equals(final Object obj) { |
| 62 | if (this == obj) { |
| 63 | return true; |
| 64 | } |
| 65 | if (!(obj instanceof PolicyKey)) { |
| 66 | return false; |
| 67 | } |
| 68 | final PolicyKey other = (PolicyKey) obj; |
| 69 | return Objects.equals(this.deviceId, other.deviceId) && |
| 70 | Objects.equals(this.policyId, other.policyId); |
| 71 | } |
| 72 | |
| 73 | @Override |
| 74 | public int hashCode() { |
| 75 | return Objects.hash(deviceId, policyId); |
| 76 | } |
| 77 | |
| 78 | /** |
| 79 | * Parses from a string the police key. |
| 80 | * |
| 81 | * @param str the string to parse |
| 82 | * @return the policy key if present in the str, null otherwise |
| 83 | */ |
| 84 | public static PolicyKey fromString(String str) { |
| 85 | PolicyKey policyKey = null; |
| 86 | if (str != null && str.contains(PolicyManager.KEY_SEPARATOR)) { |
| 87 | StringTokenizer tokenizer = new StringTokenizer(str, PolicyManager.KEY_SEPARATOR); |
| 88 | if (tokenizer.countTokens() == 2) { |
| 89 | policyKey = new PolicyKey(DeviceId.deviceId(tokenizer.nextToken()), |
| 90 | PolicyId.of(tokenizer.nextToken())); |
| 91 | } |
| 92 | } |
| 93 | return policyKey; |
| 94 | } |
| 95 | |
| 96 | @Override |
| 97 | public String toString() { |
| 98 | return deviceId.toString() + PolicyManager.KEY_SEPARATOR + policyId.toString(); |
| 99 | } |
| 100 | } |