| /* |
| * 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.net.domain; |
| |
| import org.onosproject.net.DeviceId; |
| |
| import java.util.Set; |
| |
| /** |
| * Service to access domain topology elements. |
| */ |
| public interface DomainService { |
| |
| /** |
| * Returns the set of domains that have an associated topology. |
| * |
| * @return set of domain identifiers |
| */ |
| Set<DomainId> getDomainIds(); |
| |
| /** |
| * Returns the set of the device ids of the specified domain. |
| * |
| * @param domainId domain identifier |
| * @return set of device objects |
| */ |
| Set<DeviceId> getDeviceIds(DomainId domainId); |
| |
| /** |
| * Returns a domain given a device id. |
| * |
| * @param deviceId the device id |
| * @return null or the domain id of a device |
| */ |
| DomainId getDomain(DeviceId deviceId); |
| |
| } |
| |