| /* |
| * 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.xosclient.api; |
| |
| import com.google.common.base.Strings; |
| import org.onlab.util.Identifier; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| |
| /** |
| * Representation of VTN port ID. |
| */ |
| public final class VtnPortId extends Identifier<String> { |
| |
| private VtnPortId(String id) { |
| super(id); |
| } |
| |
| /** |
| * Returns vtn port identifier with value. |
| * |
| * @param id id |
| * @return instance port id |
| */ |
| public static VtnPortId of(String id) { |
| checkArgument(!Strings.isNullOrEmpty(id), "VTN port ID cannot be null"); |
| return new VtnPortId(id); |
| } |
| } |