| /* |
| * Copyright 2021-present Open Networking Foundation |
| * |
| * 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.bgpmonitoring; |
| |
| |
| import org.onlab.packet.DeserializationException; |
| import java.util.Arrays; |
| import java.util.Map; |
| import java.util.Optional; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| /** |
| * Enum to Provide the Different types of BMP peer down reasons. |
| */ |
| public enum PeerDownReason { |
| |
| LOCAL_SYSTEM_CLOSED_SESSION_WITH_NOTIFICATION(1), |
| |
| LOCAL_SYSTEM_CLOSED_SESSION_WITHOUT_NOTIFICATION(2), |
| |
| REMOTE_SYSTEM_CLOSED_SESSION_WITH_NOTIFICATION(3), |
| |
| REMOTE_SYSTEM_CLOSED_SESSION_WITHOUT_NOTIFICATION(4); |
| |
| |
| private final int value; |
| |
| /** |
| * Assign value with the value val as the types of BMP peer down reasons. |
| * |
| * @param val type of BMP peer down reasons |
| */ |
| PeerDownReason(int val) { |
| value = val; |
| } |
| |
| /** |
| * Returns value as type of BMP peer down reasons. |
| * |
| * @return value type of BMP peer down reasons |
| */ |
| public int getReason() { |
| return value; |
| } |
| |
| |
| private static Map<Integer, PeerDownReason> parser = new ConcurrentHashMap<>(); |
| |
| static { |
| Arrays.stream(PeerDownReason.values()).forEach(v -> parser.put(v.value, v)); |
| } |
| |
| public static PeerDownReason getType(int type) throws DeserializationException { |
| if (type > 4) { |
| throw new DeserializationException("Invalid bmp peer down reason type"); |
| } |
| return Optional.of(type) |
| .filter(id -> parser.containsKey(id)) |
| .map(id -> parser.get(id)) |
| .orElse(LOCAL_SYSTEM_CLOSED_SESSION_WITH_NOTIFICATION); |
| } |
| } |