| /* |
| * 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.optical.intent.impl.compiler; |
| |
| import com.google.common.annotations.Beta; |
| import org.onosproject.net.intent.IntentId; |
| import org.onosproject.net.resource.ResourceConsumerId; |
| |
| import java.util.Optional; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| // TODO consider moving this to api bundle. |
| /** |
| * Helper class for ResourceService related processes. |
| */ |
| @Beta |
| public final class ResourceHelper { |
| |
| // To avoid instantiation |
| private ResourceHelper() { |
| } |
| |
| /** |
| * Creates IntentId object from given consumer ID. |
| * |
| * @param consumerId ConsumerId object |
| * @return Created IntentId object. null if failed to create or given consumer is not instance of IntentId. |
| */ |
| public static Optional<IntentId> getIntentId(ResourceConsumerId consumerId) { |
| checkNotNull(consumerId); |
| |
| if (!consumerId.isClassOf(IntentId.class)) { |
| return Optional.empty(); |
| } |
| |
| return Optional.of(IntentId.valueOf(consumerId.value())); |
| } |
| |
| } |