| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * 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.isis.io.isispacket.tlv; |
| |
| import java.util.EnumSet; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * Representation of various values for TLV types. |
| */ |
| public enum TlvType { |
| AREAADDRESS(1), |
| ISREACHABILITY(2), |
| ISNEIGHBORS(6), |
| PADDING(8), |
| LSPENTRY(9), |
| AUTHENTICATION(10), |
| HOSTNAME(137), |
| EXTENDEDISREACHABILITY(22), |
| ISALIAS(24), |
| IPINTERNALREACHABILITY(128), |
| PROTOCOLSUPPORTED(129), |
| IPEXTERNALREACHABILITY(130), |
| IPEXTENDEDREACHABILITY(135), |
| IDRPINFORMATION(131), |
| IPINTERFACEADDRESS(132), |
| ADJACENCYSTATE(240); |
| |
| // Reverse lookup table |
| private static final Map<Integer, TlvType> LOOKUP = new HashMap<>(); |
| |
| // Populate the lookup table on loading time |
| static { |
| for (TlvType isisTlvType : EnumSet.allOf(TlvType.class)) { |
| LOOKUP.put(isisTlvType.value(), isisTlvType); |
| } |
| } |
| |
| private int value; |
| |
| /** |
| * Sets the TLV type value. |
| * |
| * @param value value. |
| */ |
| TlvType(int value) { |
| this.value = value; |
| } |
| |
| /** |
| * Gets the enum instance from type value - reverse lookup purpose. |
| * |
| * @param tlvTypeValue TLV type value |
| * @return ISIS TLV type instance |
| */ |
| public static TlvType get(int tlvTypeValue) { |
| return LOOKUP.get(tlvTypeValue); |
| } |
| |
| /** |
| * Gets value. |
| * |
| * @return value |
| */ |
| public int value() { |
| return value; |
| } |
| } |