| /* |
| * Copyright 2018-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.net; |
| |
| import org.onlab.util.Identifier; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| |
| /** |
| * Representation of network tenant. |
| */ |
| public final class TenantId extends Identifier<String> { |
| |
| /** |
| * Represents no tenant, or an unspecified tenant. |
| */ |
| public static final TenantId NONE = new TenantId(); |
| |
| // Public construction is prohibited |
| private TenantId(String id) { |
| super(id); |
| checkArgument(id != null && id.length() > 0, "Tenant ID cannot be null or empty"); |
| } |
| |
| // Default constructor for serialization |
| protected TenantId() { |
| super(""); |
| } |
| |
| /** |
| * Creates a tenant id using the supplied backing id. |
| * |
| * @param id network id |
| * @return network identifier |
| */ |
| public static TenantId tenantId(String id) { |
| return new TenantId(id); |
| } |
| } |