| /* |
| * 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.cpman.impl.message; |
| |
| import org.apache.felix.scr.annotations.Activate; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Deactivate; |
| import org.apache.felix.scr.annotations.Reference; |
| import org.apache.felix.scr.annotations.ReferenceCardinality; |
| import org.apache.felix.scr.annotations.Service; |
| import org.onosproject.cpman.ControlMessage; |
| import org.onosproject.cpman.message.ControlMessageAdminService; |
| import org.onosproject.cpman.message.ControlMessageEvent; |
| import org.onosproject.cpman.message.ControlMessageListener; |
| import org.onosproject.cpman.message.ControlMessageProvider; |
| import org.onosproject.cpman.message.ControlMessageProviderRegistry; |
| import org.onosproject.cpman.message.ControlMessageProviderService; |
| import org.onosproject.cpman.message.ControlMessageService; |
| import org.onosproject.cpman.message.ControlMessageStore; |
| import org.onosproject.cpman.message.ControlMessageStoreDelegate; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.provider.AbstractListenerProviderRegistry; |
| import org.onosproject.net.provider.AbstractProviderService; |
| import org.slf4j.Logger; |
| |
| import java.util.Set; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Provides implementation of the control message SB & NB APIs. |
| */ |
| @Component(immediate = true) |
| @Service |
| public class ControlMessageManager |
| extends AbstractListenerProviderRegistry<ControlMessageEvent, ControlMessageListener, |
| ControlMessageProvider, ControlMessageProviderService> |
| implements ControlMessageService, ControlMessageAdminService, |
| ControlMessageProviderRegistry { |
| |
| private static final String DEVICE_ID_NULL = "Device ID cannot be null"; |
| |
| private final Logger log = getLogger(getClass()); |
| |
| private final ControlMessageStoreDelegate delegate = new InternalStoreDelegate(); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected ControlMessageStore store; |
| |
| @Activate |
| public void activate() { |
| store.setDelegate(delegate); |
| eventDispatcher.addSink(ControlMessageEvent.class, listenerRegistry); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| store.unsetDelegate(delegate); |
| eventDispatcher.removeSink(ControlMessageEvent.class); |
| |
| log.info("Stopped"); |
| } |
| |
| @Override |
| protected ControlMessageProviderService createProviderService(ControlMessageProvider provider) { |
| return new InternalControlMessageProviderService(provider); |
| } |
| |
| private class InternalControlMessageProviderService |
| extends AbstractProviderService<ControlMessageProvider> |
| implements ControlMessageProviderService { |
| InternalControlMessageProviderService(ControlMessageProvider provider) { |
| super(provider); |
| } |
| |
| @Override |
| public void updateStatsInfo(DeviceId deviceId, Set<ControlMessage> controlMessages) { |
| checkNotNull(deviceId, DEVICE_ID_NULL); |
| checkValidity(); |
| |
| ControlMessageEvent event = |
| store.updateStatsInfo(this.provider().id(), deviceId, controlMessages); |
| |
| post(event); |
| } |
| } |
| |
| private class InternalStoreDelegate implements ControlMessageStoreDelegate { |
| @Override |
| public void notify(ControlMessageEvent event) { |
| post(event); |
| } |
| } |
| } |