/* * 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.controller; import java.util.EnumSet; import java.util.HashMap; import java.util.Map; /** * Represents ISIS network types. */ public enum IsisNetworkType { /** * Represents point-to-point network. */ P2P(1), /** * Represents broadcast network. */ BROADCAST(2); // Reverse lookup table private static final Map<Integer, IsisNetworkType> LOOKUP = new HashMap<>(); // Populate the lookup table on loading time static { for (IsisNetworkType isisNetworkType : EnumSet.allOf(IsisNetworkType.class)) { LOOKUP.put(isisNetworkType.value(), isisNetworkType); } } private int value; /** * Creates an instance of ISIS network type. * * @param value represents ISIS network type */ private IsisNetworkType(int value) { this.value = value; } /** * Gets the enum instance from type value - reverse lookup purpose. * * @param isisNetworkTypeValue interface network type value * @return ISIS interface network type instance */ public static IsisNetworkType get(int isisNetworkTypeValue) { return LOOKUP.get(isisNetworkTypeValue); } /** * Gets the value representing network type. * * @return value represents network type */ public int value() { return value; } }