| /* |
| * Copyright 2016-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.vtnrsc; |
| |
| import org.onlab.util.Identifier; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| |
| /* |
| * Representation of 5 bit load balance identifier for a service function |
| */ |
| public final class LoadBalanceId extends Identifier<Byte> { |
| |
| private static final byte MAX_ID = 0x1F; |
| |
| /** |
| * Default constructor. |
| * |
| * @param loadBalanceId service function chain path's load balance identifier |
| */ |
| private LoadBalanceId(byte loadBalanceId) { |
| super(loadBalanceId); |
| checkArgument(loadBalanceId <= MAX_ID, "Load balance id should not be more than 5 bit identifier"); |
| } |
| |
| /** |
| * Returns the SfcLoadBalanceId by setting its value. |
| * |
| * @param loadBalanceId service function chain path's load balance identifier |
| * @return LoadBalanceId |
| */ |
| public static LoadBalanceId of(byte loadBalanceId) { |
| return new LoadBalanceId(loadBalanceId); |
| } |
| |
| |
| /** |
| * Returns load balance identifier for a service function. |
| * |
| * @return loadBalanceId |
| */ |
| public byte loadBalanceId() { |
| return identifier; |
| } |
| } |