| /* |
| * 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.vtnrsc.portchainsfmap.impl; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.Lists; |
| import org.onosproject.vtnrsc.PortChain; |
| import org.onosproject.vtnrsc.PortChainId; |
| import org.onosproject.vtnrsc.PortPairGroup; |
| import org.onosproject.vtnrsc.PortPairGroupId; |
| import org.onosproject.vtnrsc.ServiceFunctionGroup; |
| import org.onosproject.vtnrsc.portchain.PortChainService; |
| import org.onosproject.vtnrsc.portchainsfmap.PortChainSfMapService; |
| import org.onosproject.vtnrsc.portpair.PortPairService; |
| import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.component.annotations.ReferenceCardinality; |
| import org.slf4j.Logger; |
| |
| import java.util.List; |
| import java.util.ListIterator; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Provides implementation of the PortChainSfMapService. |
| * A port pair group is nothing but group of similar service functions. |
| * A port pair is nothing but a service function. |
| */ |
| @Component(immediate = true, service = PortChainSfMapService.class) |
| public class PortChainSfMapManager implements PortChainSfMapService { |
| |
| private static final String PORT_CHAIN_ID_NULL = "PortChain ID cannot be null"; |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected PortChainService portChainService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected PortPairGroupService portPairGroupService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected PortPairService portPairService; |
| |
| @Activate |
| public void activate() { |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public boolean exists(PortChainId portChainId) { |
| checkNotNull(portChainId, PORT_CHAIN_ID_NULL); |
| return portChainService.exists(portChainId); |
| } |
| |
| @Override |
| public List<ServiceFunctionGroup> getServiceFunctions(PortChainId portChainId) { |
| List<ServiceFunctionGroup> serviceFunctionGroupList = Lists.newArrayList(); |
| PortChain portChain = portChainService.getPortChain(portChainId); |
| // Go through the port pair group list |
| List<PortPairGroupId> portPairGrpList = portChain.portPairGroups(); |
| ListIterator<PortPairGroupId> listGrpIterator = portPairGrpList.listIterator(); |
| |
| while (listGrpIterator.hasNext()) { |
| PortPairGroupId portPairGroupId = listGrpIterator.next(); |
| PortPairGroup portPairGroup = portPairGroupService.getPortPairGroup(portPairGroupId); |
| ServiceFunctionGroup sfg = new ServiceFunctionGroup(portPairGroup.name(), portPairGroup.description(), |
| portPairGroup.portPairLoadMap()); |
| serviceFunctionGroupList.add(sfg); |
| } |
| return ImmutableList.copyOf(serviceFunctionGroupList); |
| } |
| } |