| /* |
| * Copyright 2017-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.net.device.impl; |
| |
| import java.util.Map; |
| |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.DefaultAnnotations; |
| import org.onosproject.net.DefaultAnnotations.Builder; |
| import org.onosproject.net.config.NetworkConfigService; |
| import org.onosproject.net.config.PortConfigOperator; |
| import org.onosproject.net.config.basics.PortAnnotationConfig; |
| import org.onosproject.net.device.DefaultPortDescription; |
| import org.onosproject.net.device.PortDescription; |
| |
| /** |
| * Implementations of {@link PortConfigOperator} to weave |
| * annotations added via {@link PortAnnotationConfig}. |
| */ |
| public class PortAnnotationOperator implements PortConfigOperator { |
| |
| private NetworkConfigService networkConfigService; |
| |
| /** |
| * Creates {@link PortAnnotationOperator} instance. |
| */ |
| public PortAnnotationOperator() { |
| } |
| |
| PortAnnotationOperator(NetworkConfigService networkConfigService) { |
| bindService(networkConfigService); |
| } |
| |
| @Override |
| public void bindService(NetworkConfigService networkConfigService) { |
| this.networkConfigService = networkConfigService; |
| } |
| |
| private PortAnnotationConfig lookupConfig(ConnectPoint cp) { |
| if (networkConfigService == null) { |
| return null; |
| } |
| return networkConfigService.getConfig(cp, PortAnnotationConfig.class); |
| } |
| |
| @Override |
| public PortDescription combine(ConnectPoint cp, PortDescription descr) { |
| PortAnnotationConfig cfg = lookupConfig(cp); |
| if (cfg == null) { |
| return descr; |
| } |
| Map<String, String> annotations = cfg.annotations(); |
| if (annotations.isEmpty()) { |
| return descr; |
| } |
| |
| Builder builder = DefaultAnnotations.builder(); |
| builder.putAll(descr.annotations()); |
| builder.putAll(annotations); |
| |
| return DefaultPortDescription.copyReplacingAnnotation(descr, builder.build()); |
| } |
| |
| } |